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Ships within 48 hours · Estimated delivery Aug 6 - Aug 11
Weight (lb / oz): 0
The Baader Planetarium Semi-APO Filter works like it'''s name implies
Dimensions: L=89mm x W=56mm
Compression rings (both on diagonal and adapter) to prevent barrel marring
Maximum Magnification: 500
Baader Red 610nm Long-Pass Filter - Round Mounted - FCFR- Size:1.25" Weight (lb / oz): 0About the Baader Red 610nm Long Pass Filter Round Mounted Baader Planetarium astronomy filters by far supersede the mediocre quality of common "flame polished" color filters. A fine optical polish and 2 mm thick glass allows the Baader Red Filter to be inserted anywhere into the optical path without introducing astigmatism or other defects. For instance, they can be used in front of a binocular viewer without degrading the image in any way. Substrates
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