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Astromania 1.25" 90-Degree Erecting Prism Optical Prism Inside Rather Than a Mirror which Makes Your Image Clear and Sharp

Asin: B0140U9XXK   |   Model: SKU_AM_EP1D90   |   PartNumber: SKU_AM_EP1D90   |   Ean: 6970019291093


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The Prism Gives You A Bright And Clear Picture: The Prism Is Made Of Genuine Optically Processed Bk7 Glass, High Quality Optical Prism Inside Rather Than A Mirror Which Makes Your Image Clear And Sharp. The Amici Prism Looks As Beautiful As Binoculars, But You Can Zoom In Much Higher With Your Eyepieces..
The Prism Housing Is Made Of Precision Molded Abs Plastic And The Barrels Are Made Of Metal - Which Ensures A Tight Fit And Long Grip. Use A Clamping Screw Made Of Aluminum To Fix Your Eyepiece. So You Can Even Look Sideways Through Your Telescope - The Eyepiece Will Safely Stay Put And Not Fall Out. From Now On Nature Lies At Your Feet: Even If It Is Far Away..
Simply Insert The Erecting Prism Into The 1.25 "Focuser And Enjoy Upright And Right-Angled Images With Your Eyepieces - Watch Birds, Deer At The Edge Of The Forest, The Summit Cross On A Mountain Or A Cruise Ship Far Out On The Sea..
Comfortable Observation With 90-Degree: Look Pleasantly From Above Into Your Eyepiece, Filter Thread For Any 1.25" Filter And Accepts Standard 1.25" Eyepieces..

Features

  • Typically, you see the picture standing upside down. But what if you also want to observe nature? With this 90-degree erecting prism transform your telescope into a telescope for nature observation with upright and left-right corrected image. This is a great diagonal for daytime terrestrial use and night time astronomy applications for telescopes or spotting scopes.
  • Comfortable observation with 90-degree: Look pleasantly from above into your eyepiece, filter thread for any 1.25 filter and accepts standard 1.25 eyepieces.
  • The prism gives you a bright and clear picture: The prism is made of genuine optically processed BK7 glass, high quality optical prism inside rather than a mirror which makes your image clear and sharp. The Amici prism looks as beautiful as binoculars, but you can zoom in much higher with your eyepieces.
  • Simply insert the erecting prism into the 1.25 focuser and enjoy upright and right-angled images with your eyepieces - watch birds, deer at the edge of the forest, the summit cross on a mountain or a cruise ship far out on the sea.
  • The prism housing is made of precision molded ABS plastic and the barrels are made of metal - which ensures a tight fit and long grip. Use a clamping screw made of aluminum to fix your eyepiece. So you can even look sideways through your telescope - the eyepiece will safely stay put and not fall out. From now on nature lies at your feet: even if it is far away.
  • See more on Amazon...

Brand: Astromania   |   Manufacturer: Astromania

Dimensions: 2.11 x 4.42 x 2.80 inches   |   Weight: 0.29 pounds

Amazon Price: $32.99 | as of 05/01/2024 (1:53pm pst) *DETAILS
Availability: In Stock
Used Price: $31.34

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Similar To Astromania 1.25 90Degree Erecting Prism

  #1

Astromania 1.25" 90-Degree Diagonal Mirror - More Comfortable Viewing Orientation as You Observe from Above, Filter Thread for Any 1.25" Filter and Accepts Standard 1.25" eyepieces

Asin: B0140U9W3G   |   Model: SKU_AM_DM1D90   |   PartNumber: SKU_AM_DM1D90   |   Ean: 6970019291086

Protective Coating On The Mirror To Ensure A Long Life, Metal Barrel - For Secure Seating In The Focuser..
Wide 90 Degree Angle: You Can View Correct Image From Refractor Telescope Stand And Just Look Down With A Comfortable Angle..
Useful For Refractor And Cassegrain Telescopes - Not Recommended For Reflectors..
More Comfortable Viewing Orientation As You Observe From Above, Filter Thread For Any 1.25" Filter. Accepts Standard 1.25" Eyepieces..

Features

  • 1.25" 90-degree mirror star diagonal for any telescope with 1.25" connector (not suitable for Newtonians).
  • More comfortable viewing orientation as you observe from above, filter thread for any 1.25 filter. Accepts standard 1.25 eyepieces.
  • Protective coating on the mirror to ensure a long life, metal barrel - for secure seating in the focuser.
  • Useful for refractor and Cassegrain telescopes - not recommended for reflectors.
  • Wide 90 degree angle: You can view correct image from refractor telescope stand and just look down with a comfortable angle.
  • See more on Amazon...

Brand: Astromania   |   Manufacturer: Astromania

Dimensions: 2.11 x 4.42 x 2.80 inches   |   Weight: 0.27 pounds

Amazon Price: $19.99 | as of 05/01/2024 (1:53pm pst) *DETAILS
List Price: $21.99 | Used Price: $20.89

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  #2

SVBONY 1.25 inches 90 Degree Dielectric Mirror Diagonal Fully Metal for Refracting Telescope Eyepiece Lens for Astronomical Visual Astrophotography

Asin: B07GPMX7BN   |   Model: FUSF9171A   |   PartNumber: FUSF9171A   |   Ean: 0794604981253   |   UPC: 794604981253

90 Degree Viewing Angle; Provide A More Comfortable Observation Angle To Observe The Stars Above The Head.
Body Material Is Full Metal; With Dust Cover Always Keep Your Lens Clear Prolong Life.
Compatible With Refractors And Catadioptric Telescopes; Not Suitable For Reflector Telescopes.
Standard 1.25 Inches Diameter Can Be Used With 1.25 Inches Telescope Accessories Such As Eyepieces And Barlow Lens.

Features

  • The 90% reflectivity flat mirror can reduce light loss and make the field of view clearer and sharper
  • Standard 1.25 inches diameter can be used with 1.25 inches telescope accessories such as eyepieces and barlow lens
  • 90 degree viewing angle; provide a more comfortable observation angle to observe the stars above the head
  • Compatible with refractors and catadioptric telescopes; not suitable for reflector telescopes
  • Body material is full metal; With dust cover always keep your lens clear prolong life
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Brand: SVBONY   |   Manufacturer: SVBONY

Dimensions: 2.20 x 5.50 x 3.40 inches   |   Weight: 0.33 Pounds

Warranty: We provide 1 year warranty for SVBONY telescope accessories and 30 days no reason to return. Beyond the warranty period: We still offer maintain service, buyers are required to afford corresponding costs. We processed in the most hassle-free way possible.You just need to contact with us on Amazon ,we will reply you within 12 hours

Amazon Price: $31.99 | as of 05/01/2024 (1:53pm pst) *DETAILS

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  #3

SVBONY SV221 90 Degree Diagonal Mirror, Telescope Diagonal 1.25 inches with Brass Compression Rings, Telescope Accessory for Refractor Telescope

Asin: B0CB66XWBK   |   Model: FCAW9178A   |   PartNumber: FCAW9178A

With A Brass Pressure Ring; The Sv221 Diagonal Mirror Has A Brass Pressure Ring; Which Can Prevent Surface Damage And Scratch Marks When The Eyepiece Is Used With The Sv221.
Internal Extinction Design; The Sv221 Diagonal Mirror Has Internal Extinction Treatment; And The Acquired Image Is Clearer And Brighter.
With Filter Thread; The Sv221 Diagonal Mirror Has M28.5X0.6Mm Filter Thread; Which Supports The Connection Of 1.25 Inches Filter.
90 Degrees Design; The Sv221 Diagonal Mirror 90 Degrees Deflection Angle Design; You Don't Have To Bend Over When Performing Visual Observation; And The Observation Experience Is More Comfortable.
Supports 1.25-Inch Filters Features Internal Extinction Treatment And Supports The Connection Of 1.25-Inch Filters; Offering Versatility For Various Observations.
1.25 Inches Diameter; The Sv221 Diagonal Mirror Has A Diameter Of 1.25 Inches; Which Can Be Applied To A 1.25 Inches Telescope And A 1.25 Inches Eyepiece.

Features

  • Enhanced Aluminum Die; the SV221 diagonal mirror is designed with enhanced aluminum mold; which has higher light transmittance and clearer vision
  • 1.25 inches diameter; the SV221 diagonal mirror has a diameter of 1.25 inches; which can be applied to a 1.25 inches telescope and a 1.25 inches eyepiece
  • With a brass pressure ring; the SV221 diagonal mirror has a brass pressure ring; which can prevent surface damage and scratch marks when the eyepiece is used with the SV221
  • Supports 1.25-inch filters features internal extinction treatment and supports the connection of 1.25-inch filters; Offering versatility for various observations
  • With filter thread; the SV221 diagonal mirror has M28.5x0.6mm filter thread; which supports the connection of 1.25 inches filter
  • 90 degrees design; the SV221 diagonal mirror 90 degrees deflection angle design; you don't have to bend over when performing visual observation; and the observation experience is more comfortable
  • Internal extinction design; the SV221 diagonal mirror has internal extinction treatment; and the acquired image is clearer and brighter
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Brand: SVBONY   |   Manufacturer: SVBONY

Dimensions: 2.36 x 3.94 x 1.97 inches   |   Weight: 0.20 pounds

Warranty: We provide 1 year warranty for SVBONY telescope accessories and 30 days no reason to return. Beyond the warranty period: We still offer maintain service, buyers are required to afford corresponding costs. We processed in the most hassle-free way possible.You just need to contact with us on Amazon ,we will reply you within 12 hours

Amazon Price: $19.99 | as of 05/01/2024 (1:53pm pst) *DETAILS

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  #4

Visionking 1.25 inches Erecting Prism for Newtonian Reflector Astronomical Telescope

Asin: B014QNEXRC   |   Model: P Erect   |   PartNumber: P Erect   |   Ean: 6923746670198

【Compatiblity Problems】Compatible With All 1.25" Eyepieces, It Has A Standard M42x0.75Mm Thread, Also Suitable For Dslr Cameras..
【How To Use】: Simply Insert The Erecting Prism Lens Into Your Telescope's Focuser Or Diagonal, And Then Insert Any 1.25 Inch Eyepiece Into The Erecting Prism Lens, Gently Securing It In Place With The Thumbscrews. Then, Adjust The Telescope's Focus Wheels To Enjoy 1.5X The Magnification Of The Eyepiece Used..
【Material】All-Metal Aluminum Alloy Lens Barrel, Multi-Coated Lens, Apochromatic Design, Make The Image Clearer..
【Extender Magnication】1.5X Magnifying Positive Prism Is Equivalent To 1.5 X Barlow Lens, Which Can Not Only Correct The Image, But Also Magnifies The Image..

Features

  • Product Usage The visionking image rectifier can be mounted on a Newtonian reflecting telescope to fix the up side down image.
  • Extender Magnication 1.5X magnifying positive prism is equivalent to 1.5 X Barlow lens, which can not only correct the image, but also magnifies the image.
  • Compatiblity Problems Compatible with all 1.25 eyepieces, it has a standard M42x0.75mm thread, also suitable for DSLR cameras.
  • Material All-metal aluminum alloy lens barrel, multi-coated lens, apochromatic design, make the image clearer.
  • How to Use : Simply insert the Erecting Prism lens into your telescope's focuser or diagonal, and then insert any 1.25 inch eyepiece into the Erecting Prism lens, gently securing it in place with the thumbscrews. Then, adjust the telescope's focus wheels to enjoy 1.5X the magnification of the eyepiece used.
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Brand: Visionking   |   Manufacturer: Visionking Optical

Weight: 0.28 Pounds

Amazon Price: $39.99 | as of 05/01/2024 (1:53pm pst) *DETAILS
List Price: $59.99

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  #5

SVBONY 1.25 inches 90 Degree Zenith Diagonal Mirror for Refractor and Cassegrain Telescopes Astronomical Telescope

Asin: B00Y0NDOQK   |   Model: FAUW2239A   |   PartNumber: FAUW2239A   |   Ean: 0635266470177   |   UPC: 635266470177

Wide 90 Degree Angle;You Can View Correct Image From Refractor Telescope Stand And Just Look Down With A Comfortable Angle.
Made Of Aluminum Alloy And Durable.
1.25" 90 Degree Diagonal Mirror Using With Refrator Telescope And Makes The Image Upright;Though Left And Right Reversed;Not Affect Astronomical Observation.
Fully Coated Lens Come With Dust Cover;Keep Your Lens Clean For Superior Image Fidelity.

Features

  • Standard 1.25'' diameter;fit for 1.25'' focuser and eyepiece;work with refractor and catadioptric telescopes;not recommended for reflector telescope
  • Fully coated lens come with dust cover;keep your lens clean for superior image fidelity
  • Wide 90 degree angle;you can view correct image from refractor telescope stand and just look down with a comfortable angle
  • 1.25 90 degree diagonal mirror using with refrator telescope and makes the image upright;though left and right reversed;not affect astronomical observation
  • Made of aluminum alloy and durable
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Brand: SVBONY   |   Manufacturer: SVBONY

Dimensions: 2.76 x 4.33 x 2.17 inches   |   Weight: 0.26 pounds

Warranty: We provide 1 year warranty for SVBONY telescope accessories and 30 days no reason to return. Beyond the warranty period: We still offer maintain service, buyers are required to afford corresponding costs. We processed in the most hassle-free way possible.You just need to contact with us on Amazon ,we will reply you within 12 hours

Amazon Price: $20.99 | as of 05/01/2024 (1:53pm pst) *DETAILS

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  #6

Starboosa 1.25 inch Roof Erecting Prism for Newtonian Reflector Astronomical Telescope - Fits All 1.25 inch Telescope eyepieces

Asin: B0BBBY33JT   |   Model: SB082115   |   PartNumber: SB082115

Fits All 1.25" Telescope Eyepieces..
1.25 Inch Image Erecting Prism For Newtonian Reflector Telescopes..
T2 Thread For Attaching The Slr T-Ring.Standard M42x0.75Mm Thread For Astrophotography.(Slr T-Ring Needs To Be Purchased Separately.).
Ultra-Short Roof Prism And Compact Design..

Features

  • Magnification is 1.5x
  • Ultra-short Roof Prism and compact design.
  • Fits all 1.25 telescope eyepieces.
  • T2 thread for attaching the SLR T-Ring.Standard M42x0.75mm thread for astrophotography. SLR T-Ring needs to be purchased separately.)
  • 1.25 inch Image Erecting Prism for Newtonian Reflector Telescopes.
  • See more on Amazon...

Brand: starboosa   |   Manufacturer: starboosa

Warranty: 1 year manufacturer

Amazon Price: $36.19 | as of 05/01/2024 (1:53pm pst) *DETAILS

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  #7

NEEWER 1.25in 45 Degree Prism Diagonal for Correct Image, 45 Refractive Optical Prism with 1.25" Eyepiece Adapter and Brass Rings for Astronomical Telescope, LT-T11

Asin: B0C84TFS37   |   Model: 33000041   |   PartNumber: 33000041

【Comfortable 45° Viewing Angle】 It Offers A Wider 45° Viewing Angle On Your Astronomical Telescope, So You Can Observe Wildlife, Landscape, Sports Events, And Other Objects In A Convenient And Comfortable Position.
【Secure & Safe Installation】 Directly Insert The Silver End Into A 1.25" Telescope And Fasten The Telescope Eyepiece With The Screw Knob. The Copper Ring Offers Great Security And Keeps The Eyepiece Free From Scratches.
【Bright And Sharp Images】 The Premium Multi-Coated Optical Prism Ensures Bright And Sharp Images With Exceptionally High Color Fidelity. The Durable Metal Construction Is Ideal For Outdoor Observation.
【Accurate Image Orientation】 Turn Your Refractor Or Cassegrain Telescope Into A Daytime Terrestrial Spotting Scope And Get A View That Is Correctly Oriented, Which Means The Image Is Upright And Correct From Left To Right.

Features

  • Suitable for 1.25" Eyepieces NEEWER LT-T11 45 Diagonal Prism is compatible with all 1.25" eyepieces and telescope focusers. (Note: The image is reversed when using a Newtonian telescope. It is due to the optical design of the Newtonian telescopes, not the product s defect)
  • Accurate Image Orientation Turn your refractor or Cassegrain telescope into a daytime terrestrial spotting scope and get a view that is correctly oriented, which means the image is upright and correct from left to right
  • Comfortable 45 Viewing Angle It offers a wider 45 viewing angle on your astronomical telescope, so you can observe wildlife, landscape, sports events, and other objects in a convenient and comfortable position
  • Bright and Sharp Images The premium multi-coated optical prism ensures bright and sharp images with exceptionally high color fidelity. The durable metal construction is ideal for outdoor observation
  • Secure & Safe Installation Directly insert the silver end into a 1.25 telescope and fasten the telescope eyepiece with the screw knob. The copper ring offers great security and keeps the eyepiece free from scratches
  • See more on Amazon...

Brand: Neewer   |   Manufacturer: NEEWER

Weight: 0.22 pounds

Amazon Price: $27.26 | as of 05/01/2024 (1:53pm pst) *DETAILS

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  #8

SVBONY Diagonal Adapter Zenith Diagonal Mirror Prism 1.25inch 45 Degree Erecting Prism Optical Prism Inside for Astronomical Telescope Eyepiece

Asin: B071CKG619   |   Model: FUSW2578A   |   PartNumber: FUSW2578A   |   Ean: 0714559073797   |   UPC: 714559073797

Standard 1.25 " Diameter For Filter Thread For Any 1.25" Filter;Fits For The Standard 1.25" Telescope Eyepiece.
Easily Correct Upside Down And Left-Right Reversed Image; It Produces An Image That Is Oriented Properly; Which Means The Image Is Upright And Correct From Left To Right; Allow You View Things During Daytime In Correct Position;It's A Great Birthday Christmas Gift.
Zenith Mirror Has Dust Cover Keeping The Lens Clean,So That Provides Clear And Sharp Images And Extends The Service Life.
High Optical Lens Transparency;The Large Quality Prism Allows More Light Transmission;So That Delievers A Clear Image.

Features

  • High-quality prism diagonal provides a comfortable and sharp 45 degree viewing orientation for great daytime terrestrial views and night time astronomy applications for telescopes
  • High optical lens transparency;the large quality prism allows more light transmission;so that delievers a clear image
  • Standard 1.25 diameter for filter thread for any 1.25 filter;fits for the standard 1.25 telescope eyepiece
  • Zenith mirror has dust cover keeping the lens clean,so that provides clear and sharp images and extends the service life
  • Easily correct upside down and left-right reversed image; It produces an image that is oriented properly; which means the image is upright and correct from left to right; allow you view things during daytime in correct position;It's a great birthday christmas gift
  • See more on Amazon...

Brand: SVBONY   |   Manufacturer: SVBONY

Dimensions: 2.16 x 3.70 x 2.36 inches   |   Weight: 0.18 pounds

Warranty: We provide 1 year warranty for SVBONY telescope accessories and 30 days no reason to return. Beyond the warranty period: We still offer maintain service, buyers are required to afford corresponding costs. We processed in the most hassle-free way possible.You just need to contact with us on Amazon ,we will reply you within 12 hours

Amazon Price: $18.99 | as of 05/01/2024 (1:53pm pst) *DETAILS

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  #9

ALOEU 0.965 Inch 90 Degree Erecting Prism Diagonal Mirror for Astronomical Telescope Eyepiece

Asin: B0CS9YXXMX   |   Model: 500216783   |   PartNumber: 500216783   |   Ean: 4712567026367

With Wide 90 Degree Angle, It Is Convenient For Viewing Refractor Image From Telescope Stand..
Compatible With 0.965 Inch Telescope Eyepieces..
High-Quality Prism Ensures High Light Transmission And Provides High Defination Images..
The Fully Coated Lens Are Supplied With A Dust Cover To Keep Your Lens Clean And Clear..

Features

  • Use the 90 degree diagonal mirror with a refracting telescope, the image is upright, with the left and right reversed.
  • The fully coated lens are supplied with a dust cover to keep your lens clean and clear.
  • With wide 90 degree angle, it is convenient for viewing refractor image from telescope stand.
  • High-quality prism ensures high light transmission and provides high defination images.
  • Compatible with 0.965 inch telescope eyepieces.
  • See more on Amazon...

Brand: ALOEU   |   Manufacturer: ALOEU

Dimensions: 1.97 x 3.15 x 2.36 inches   |   Weight: 0.08 pounds

Amazon Price: $3.85 | as of 05/01/2024 (1:53pm pst) *DETAILS

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  #10

1.25 inch 90 Degree Diagonal Adapter Erecting Prism Optical Prism Diagonal Mirror for Refracting Eyepiece Lens and Astronomical Telescope

Asin: B0CKWLVM8Y   |   Model: Seroundert4iok7yfzs   |   PartNumber: Seroundert4iok7yfzs

Fully Coated Lens: Zenith Lenses Are Equipped With Fully Coated Lenses With A Dust Cover To Keep The Lenses Clean And Make Viewing Images Clearer..
Multifunctional Application: This Diagonal Mirror Is Perfect For Celestial Observation And Can Also Be Used For Terrestrial Observation. By Using The Zenith Mirror, Users Can Easily Observe The Sky Or The Ground..
Easy Installation: This Zenith Mirror Is Easy To Install And Use. Simply Insert One End Into The 0.965 Inch Telescope And Screw The Other End To Fix The 1.25 Inch Eyepiece..
90 Degree Angle: This 90 Degree Diagonal Zenith Mirror Works With Refracting Telescopes To Hold The Image Upright, Albeit Upside Down From Side To Side, Without Interfering With Astronomical Observations..

Features

  • APPLICATION: This zenith mirror is suitable for 1.25 inch eyepieces and 0.965 inch telescope focusers. Designed for refracting telescopes, not for reflecting telescopes.
  • 90 DEGREE ANGLE: This 90 degree diagonal zenith mirror works with refracting telescopes to hold the image upright, albeit upside down from side to side, without interfering with astronomical observations.
  • FULLY COATED LENS: Zenith lenses are equipped with fully coated lenses with a dust cover to keep the lenses clean and make viewing images clearer.
  • EASY INSTALLATION: This zenith mirror is easy to install and use. Simply insert one end into the 0.965 inch telescope and screw the other end to fix the 1.25 inch eyepiece.
  • MULTIFUNCTIONAL APPLICATION: This diagonal mirror is perfect for celestial observation and can also be used for terrestrial observation. By using the zenith mirror, users can easily observe the sky or the ground.
  • See more on Amazon...

Brand: Serounder   |   Manufacturer: Serounder

Dimensions: 0.00 x 0.00 x 0.00 inches

Amazon Price: $14.57 | as of 05/01/2024 (1:53pm pst) *DETAILS

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  #11

1.25" 90 Degree Diagonal Adapter Erecting Image Positive Prism Optic Mirror for Telescope Eyepiece Accessories

Asin: B07VQH9PLF   |   Model: Seroundercbf498huy5   |   PartNumber: Seroundercbf498huy5   |   Ean: 0791655455702   |   UPC: 791655455702

Wide 90 Degree Angle Allows You To View Correct Image From Refractor Telescope Stand And Just Look Down With A Comfortable Angle..
The Body Is Constructed Of High Quality Materials, Sturdy And Not Easy To Damage..
Easy To Install And Use. Just Insert Into 1.25In Telescope At The Silver End,The Other End Fix 1.25In Eyepiece By The Screw..
Designed For Refractor And Catadioptric Telescopes, And Not For Reflector Telescope..

Features

  • Standard 1.25in diameter fits for 1.25in eyepiece and telescope focuser.
  • Designed for refractor and catadioptric telescopes, and not for reflector telescope.
  • Wide 90 degree angle allows you to view correct image from refractor telescope stand and just look down with a comfortable angle.
  • Easy to install and use. Just insert into 1.25in telescope at the silver end,the other end fix 1.25in eyepiece by the screw.
  • The body is constructed of high quality materials, sturdy and not easy to damage.
  • See more on Amazon...

Brand: Serounder   |   Manufacturer: Serounder

Dimensions: 1.97 x 1.97 x 1.97 inches   |   Weight: 0.24 pounds

Amazon Price: $26.13 | as of 05/01/2024 (1:53pm pst) *DETAILS
Used Price: $10.18

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  #12

Astromania 1.25" 45-Degree Diagonal Prism Optical Prism Inside Rather Than a Mirror which Makes Your Image Clear and Sharp

Asin: B0140U9U1A   |   Model: SKU_AM_DP1D45   |   PartNumber: SKU_AM_DP1D45   |   Ean: 6970019291079

Protective Coating On The Mirror To Ensure A Long Life, Metal Barrel - For Secure Seating In The Focuser..
1.25" 45-Degree Mirror Star Diagonal For Refractor Telescopes With 1.25" Connector (Not Recommended For Reflectors)..
This Is A Great Diagonal For Daytime Terrestrial Use And Night Time Astronomy Applications For Telescopes Or Spotting Scopes..
More Comfortable Viewing Orientation As You Observe From Above, Filter Thread For Any 1.25" Filter. Accepts Standard 1.25" Eyepieces..

Features

  • High quality optical Prism inside rather than a mirror which makes your image clear and sharp.
  • More comfortable viewing orientation as you observe from above, filter thread for any 1.25 filter. Accepts standard 1.25 eyepieces.
  • Protective coating on the mirror to ensure a long life, metal barrel - for secure seating in the focuser.
  • This is a great diagonal for daytime terrestrial use and night time astronomy applications for telescopes or spotting scopes.
  • 1.25 45-degree mirror star diagonal for refractor telescopes with 1.25 connector (not recommended for reflectors).
  • See more on Amazon...

Brand: Astromania   |   Manufacturer: Astromania

Dimensions: 2.11 x 4.42 x 2.80 inches   |   Weight: 0.20 pounds

Amazon Price: $27.99 | as of 05/01/2024 (1:53pm pst) *DETAILS
Used Price: $26.59

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  #13

Astromania 1.25" 45-Degree Diagonal Prism Optical Prism Inside Rather Than a Mirror which Makes Your Image Clear and Sharp

Asin: B073QNSV3X   |   Model: SKU_AM_DP1D452   |   PartNumber: SKU_AM_DP1D452   |   Ean: 6970019299082

Protective Coating On The Mirror To Ensure A Long Life, Metal Barrel - For Secure Seating In The Focuser..
1.25" 45-Degree Mirror Star Diagonal For Refractor Telescopes With 1.25" Connector (Not Recommended For Reflectors)..
This Is A Great Diagonal For Daytime Terrestrial Use And Night Time Astronomy Applications For Telescopes Or Spotting Scopes..
More Comfortable Viewing Orientation As You Observe From Above, Filter Thread For Any 1.25" Filter. Accepts Standard 1.25" Eyepieces..

Features

  • High quality optical Prism inside rather than a mirror which makes your image clear and sharp.
  • More comfortable viewing orientation as you observe from above, filter thread for any 1.25 filter. Accepts standard 1.25 eyepieces.
  • Protective coating on the mirror to ensure a long life, metal barrel - for secure seating in the focuser.
  • This is a great diagonal for daytime terrestrial use and night time astronomy applications for telescopes or spotting scopes.
  • 1.25 45-degree mirror star diagonal for refractor telescopes with 1.25 connector (not recommended for reflectors).
  • See more on Amazon...

Brand: Astromania   |   Manufacturer: Astromania

Dimensions: 2.11 x 4.42 x 2.80 inches   |   Weight: 0.25 Pounds

Amazon Price: $27.99 | as of 05/01/2024 (1:53pm pst) *DETAILS

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  #14

1.25 Inches 90 Degree Zenith Diagonal Mirror for Refractor Telescopes, Erecting Prism Optical Prism Inside, for Astronomical Visual Astrophotography

Asin: B0CLH91XF3   |   Model: Heayzoki5o47u2iyqt   |   PartNumber: Heayzoki5o47u2iyqt

Fully Coated Lens: Fully Coated Lens Come With Dust Cover, Keep Your Lens Clean For Superior Image Fidelity..
Durability: 90 Degree Zenith Diagonal Mirror Is Constructed Of Metal, Plastic Materials, Sturdy And Not Easy To Damage..
Easy Installation: The Refractor Telescope Diagonal Mirror Is Easy To Install And Use. It Inserts Into The Telescope With A 1.25In End And Secures The 1.25In Eyepiece With A Screw..
90 Degree Angle: The 90 Degree Diagonal Mirror, When Used With A Refracting Telescope, Allows For Upright Images. Although Left Right Reversed, It Does Not Affect Astronomical Observations..

Features

  • 1.25 Inch Diagonal Mirror: Compatible with 1.25in eyepieces and telescopes. Designed specifically for refractors telescopes and not suitable for reflector telescopes.
  • 90 Degree Angle: The 90 degree diagonal mirror, when used with a refracting telescope, allows for upright images. Although left right reversed, it does not affect astronomical observations.
  • Fully Coated Lens: Fully coated lens come with dust cover, keep your lens clean for superior image fidelity.
  • Easy Installation: The refractor telescope diagonal mirror is easy to install and use. It inserts into the telescope with a 1.25in end and secures the 1.25in eyepiece with a screw.
  • Durability: 90 degree zenith diagonal mirror is constructed of metal, plastic materials, sturdy and not easy to damage.
  • See more on Amazon...

Brand: Heayzoki   |   Manufacturer: Heayzoki

Dimensions: 0.00 x 0.00 x 0.00 inches

Amazon Price: $13.77 | as of 05/01/2024 (1:53pm pst) *DETAILS

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  #15

Astromania 2" 45-Degree Erecting Prism Diagonal for Telescope

Asin: B01B2OR23U   |   Model: SKU_AM_DP2D45   |   PartNumber: SKU_AM_DP2D45   |   Ean: 6970019292953

Internally Matte Blackened And Threaded For No Internal Stray Light Reflection..
Entirely Aluminum, Black Anodized, Smooth Finish. If There Is Any Problem Of Focusing Due To The Light Path For A Few Telescopes, Please Feel Free To Contact Us For Help..
1.25" Adapter With Brass Compression Ring Included..
High Accuracy And High Light Reflection Prism..

Features

  • Image erecting BAK4 prism with anti-reflection coating.
  • High accuracy and high light reflection prism.
  • Internally matte blackened and threaded for no internal stray light reflection.
  • 1.25 adapter with brass compression ring included.
  • Entirely aluminum, black anodized, smooth finish. If there is any problem of focusing due to the light path for a few telescopes, please feel free to contact us for help.
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Brand: Astromania   |   Manufacturer: Astromania

Dimensions: 3.80 x 7.23 x 4.87 inches   |   Weight: 1.19 Pounds

Amazon Price: $187.99 | as of 05/01/2024 (1:53pm pst) *DETAILS
List Price: $213.99

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  #16

1.25 for Diagonal Dielectric Mirror, 90 Degree Erecting Prism Optical Prism Inside, Diagonal Adapter for 1.25 Inch Eyepieces and 0.965 Inch Telescope Focusers

Asin: B0CYQGDLRG   |   Model: Gugxiom20x9zgaoeb   |   PartNumber: Gugxiom20x9zgaoeb

Fully Coated Lens: Lenses Are Equipped With Fully Coated Lenses With A Dust Cover To Keep The Lenses Clean And Make Viewing Images Clearer..
Application: This Mirror Is Suitable For 1.25 Inch Eyepieces And 0.965 Inch Telescope Focusers. Designed For Refracting Telescopes, Not For Reflecting Telescopes..
Multifunctional Application: This Diagonal Mirror Is Perfect For Celestial Observation And Can Also Be Used For Terrestrial Observation. By Using The Mirror, Users Can Easily Observe The Sky Or The Ground..
Easy Installation: This Mirror Is Easy To Install And Use. Simply Insert One End Into The 0.965 Inch Telescope And Screw The Other End To Fix The 1.25 Inch Eyepiece..

Features

  • 90 DEGREE ANGLE: This 90 degree diagonal mirror works with refracting telescopes to hold the image upright, albeit upside down from side to side, without interfering with astronomical observations.
  • EASY INSTALLATION: This mirror is easy to install and use. Simply insert one end into the 0.965 inch telescope and screw the other end to fix the 1.25 inch eyepiece.
  • FULLY COATED LENS: lenses are equipped with fully coated lenses with a dust cover to keep the lenses clean and make viewing images clearer.
  • MULTIFUNCTIONAL APPLICATION: This diagonal mirror is perfect for celestial observation and can also be used for terrestrial observation. By using the mirror, users can easily observe the sky or the ground.
  • APPLICATION: This mirror is suitable for 1.25 inch eyepieces and 0.965 inch telescope focusers. Designed for refracting telescopes, not for reflecting telescopes.
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Brand: Gugxiom   |   Manufacturer: Gugxiom

Dimensions: 2.36 x 4.33 x 3.15 inches   |   Weight: 0.24 pounds

Amazon Price: $11.89 | as of 05/01/2024 (1:53pm pst) *DETAILS

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  #17

Alstar 1.25" 90-Degree Erecting Prism Optical Prism Inside Rather Than a Mirror which Makes Your Image Clear and Sharp

Asin: B074DQR9ZN   |   Model: SKU_AM_EP1D90AR   |   PartNumber: SKU_AM_EP1D90AR   |   Ean: 6970019299792

More Comfortable Viewing Orientation As You Observe From Above, Filter Thread For Any 1.25" Filter. Accepts Standard 1.25" Eyepieces..
Economical 1.25" 90-Deg Prism Diagonal For Astronomical Telescopes And Spotting Scopes..
High Quality Optical Prism Inside Rather Than A Mirror Which Makes Your Image Clear And Sharp..
This Is A Great Diagonal For Daytime Terrestrial Use And Night Time Astronomy Applications For Telescopes Or Spotting Scopes..

Features

  • With this diagonal you can match the orientation of the star field with "correct" star maps and charts. It produces an image that is oriented properly, which means that the image is upright but reversed left to right.
  • This is a great diagonal for daytime terrestrial use and night time astronomy applications for telescopes or spotting scopes.
  • More comfortable viewing orientation as you observe from above, filter thread for any 1.25 filter. Accepts standard 1.25 eyepieces.
  • High quality optical Prism inside rather than a mirror which makes your image clear and sharp.
  • Economical 1.25 90-deg prism diagonal for astronomical telescopes and spotting scopes.
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Brand: Alstar   |   Manufacturer: Alstar

Dimensions: 2.80 x 4.40 x 2.10 inches   |   Weight: 0.29 Pounds

Amazon Price: $32.99 | as of 05/01/2024 (1:53pm pst) *DETAILS

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  #18

114az -sr 90 Degree Erect Image Diagonal, Telescope 90 Degree Diagonal-Acouto 1.25inch 45-Degree 31.7mm Erect Image Diagonal Mirror Astronomical Telescope Eyepiece Accessory

Asin: B07MSMCKSN   |   Ean: 0719527375927   |   UPC: 719527375927

Wide 45 Degree Angle Makes You View Correct Image From Refractor Telescope Stand And Just Look Down With A Comfortable Angle..
Comes With Dust Cover To Keep Your Lens Clear, Easy To Install And Use..
Plastic Body With Optical Glass Lens, Providing Clear And Sharp Image..
Fits For 1.25Inch Telescope Eyepiece And Focuser. Work With Refractor And Catadioptric Telescopes..

Features

  • This diagonal can correct upside down and left-right reversed image easily, which allows you view things during daytime in correct position.
  • Fits for 1.25inch telescope eyepiece and focuser. Work with Refractor and catadioptric telescopes.
  • Wide 45 degree angle makes you view correct image from refractor telescope stand and just look down with a comfortable angle.
  • Plastic body with optical glass lens, providing clear and sharp image.
  • Comes with dust cover to keep your lens clear, easy to install and use.
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Brand: Acouto   |   Manufacturer: Acouto

Dimensions: 1.57 x 3.15 x 1.57 inches   |   Weight: 0.20 pounds

Amazon Price: $19.30 | as of 05/01/2024 (1:53pm pst) *DETAILS
List Price: $25.06

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  #19

SVBONY 1.25 inches Diagonal Mirror Bundle with SVBONY 1.25 inches 90 Degree Dielectric Mirror for Refractor and Cassegrain Telescopes Astronomical Telescope

Asin: B096FZWZ8P

Wide 90 Degree Angle;You Can View Correct Image From Refractor Telescope Stand And Just Look Down With A Comfortable Angle.
Super Easy To Use;Just Insert Into 1.25'' Telescope At The Silver End;The Other End Fix 1.25'' Eyepiece By The Screw.
Body Material Is Full Metal;Optical Glass Lens Provide Clear And Sharp Image With Dust Cover Always Keep Your Lens Clear Prolong Life.
Fully Coated Lens Come With Dust Cover;Keep Your Lens Clean For Superior Image Fidelity.

Features

  • Standard 1.25'' diameter;fit for 1.25'' focuser and eyepiece;work with refractor and catadioptric telescopes;not recommended for reflector telescope
  • Fully coated lens come with dust cover;keep your lens clean for superior image fidelity
  • Wide 90 degree angle;you can view correct image from refractor telescope stand and just look down with a comfortable angle
  • Body material is full metal;optical glass lens provide clear and sharp image With dust cover always keep your lens clear prolong life
  • Super easy to use;just insert into 1.25'' telescope at the silver end;the other end fix 1.25'' eyepiece by the screw
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Brand: SVBONY

Amazon Price: $48.99 | as of 05/01/2024 (1:53pm pst) *DETAILS
List Price: $52.98

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