Baader Planetarium Yellow 495nm Long-Pass Filter, 1.25" Eyepiece
Asin: B0018IQWBY | Model: 2458301 | PartNumber: 2458301 | Ean: 4047825009814
As an Amazon Associate we earn a fee from qualifying purchases when you follow a link to Amazon from this page. We rank the products, but the links to Amazon are promotional.Can Be Placed Anywhere In The Optical Path Without Introducing Astigmatism Or Other Defects.
Finest 7-Layer Hard Multi-Coatings On Both Faces Feature 0.25% Residual Reflections.
Striae-Free Substrates Are Polished Parallel To Within 30 Seconds Of Arc To Avoid Wedge Errors.
The Baader Planetarium Yellow Long-Pass Filter Has 98% Transmission Efficiency And Is Superb For Bright Planet And Cometary Details.
Features
- Freedom from ghost images, even when stacked
- The Baader Planetarium Yellow Long-Pass Filter has 98% transmission efficiency and is superb for bright planet and cometary details
- Can be placed anywhere in the optical path without introducing astigmatism or other defects
- Striae-free substrates are polished parallel to within 30 seconds of arc to avoid wedge errors
- Finest 7-layer hard multi-coatings on both faces feature 0.25% residual reflections
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Brand: Baader Planetarium | Manufacturer: Baader Planetarium
Dimensions: 2.76 x 12.50 x 12.50 Inches | Weight: 0.13 pounds
See On Amazon Similar To Baader Planetarium Yellow 495nm LongPass
#1
Baader Planetarium Red 610nm Long-Pass Filter, 1.25" Eyepiece
Asin: B0018IQWDW | Model: 2458307 | PartNumber: 2458307 | Ean: 4047825009739
Finest 7-Layer Hard Multi-Coatings On Both Faces Feature 0.25% Residual Reflections.
Efficiency Of The Long-Pass Filter (Red) Peaks At 98%.
Extremely High Transmission Results In Maximum Contrast And Isolation Of Planetary Details, Even With Smaller Telescopes.
Striae-Free Substrates Are Polished Parallel To Within 30 Seconds Of Arc To Avoid Wedge Errors.
Features
- Freedom from ghost images, even when stacked
- Striae-free substrates are polished parallel to within 30 seconds of arc to avoid wedge errors
- Finest 7-layer hard multi-coatings on both faces feature 0.25% residual reflections
- Extremely high transmission results in maximum contrast and isolation of planetary details, even with smaller telescopes
- Efficiency of the long-pass filter (Red) peaks at 98%
- See more on Amazon...
Brand: Baader Planetarium | Manufacturer: Baader Planetarium
Dimensions: 2.76 x 12.50 x 12.50 Inches | Weight: 0.13 pounds
See On Amazon #2
Baader Planetarium Yellow 495nm Long-Pass Filter, 2" Eyepiece
Asin: B0018IOZDG | Model: 2458311 | PartNumber: 2458311 | Ean: 4047825009715
Finest 7-Layer Hard Multi-Coatings On Both Faces Feature 0.25% Residual Reflections.
Filters May Be Stacked Without Image Degradation Or Ghosting In Order To Provide Even Narrower Passbands Or Combine.
No Reduction In Sharpness, Even At High Magnifications Or When Using The Filter Far Ahead Of The Focal Plane.
Efficiency Of The Long-Pass Filter (Yellow) Peaks At 98%.
Carefully Designed Spectral Characteristics.
Extremely High Transmission Results In Maximum Contrast & Isolation Of Planetary Details, Even.
Filter Type: Yellow.
Striae-Free Substrates Are Polished Parallel To Within 30 Seconds Of Arc To Avoid Wedge Errors.
Features
- Freedom from ghost images, even when stacked
- Striae-free substrates are polished parallel to within 30 seconds of arc to avoid wedge errors
- Finest 7-layer hard multi-coatings on both faces feature 0.25% residual reflections
- Extremely high transmission results in maximum contrast & isolation of planetary details, even
- Efficiency of the long-pass filter (Yellow) peaks at 98%
- Carefully designed spectral characteristics
- Filters may be stacked without image degradation or ghosting in order to provide even narrower passbands or combine
- No reduction in sharpness, even at high magnifications or when using the filter far ahead of the focal plane
- Filter Type: Yellow
- See more on Amazon...
Brand: Baader Planetarium | Manufacturer: Baader Planetarium
Dimensions: 2.76 x 20.00 x 20.00 Inches | Weight: 0.15 Pounds
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