Baader Dark Blue 435nm Bandpass Filter - Round Mounted - FCFDB- 2" Filters " -Ray Khan

" -Ray Khan

Meade Telescope Mounts and Meade Telescope Accessories

Equipment Type: Solar Finderscope

Televue mounts and mounting bracket for SCTs

Baader Dark Blue 435nm Bandpass Filter - Round Mounted - FCFDB- 2" Filters " -Ray KhanChoose either the Baader 1. 25" or 2" Dark Blue 435nm Bandpass Filter from the dropdown About the Baader Dark Blue 435nm Bandpass Filter 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 Dark Blue Filter to be inserted anywhere into the optical path without introducing astigmatism or other defects. For instance, they can be