Baader Contrast Booster Filter - Round Mounted - FCB- Size:2" Diffraction limited "on-axis" performance is

Diffraction limited "on-axis" performance is a given

But that is not all

25" eyepiece mount allows a variety of astronomical eyepieces to be used with the spotting scope

Weight (oz): 27

Dark Blue (435 nm) Bandpass

Baader Contrast Booster Filter - Round Mounted - FCB- Size:2" Diffraction limited "on-axis" performance isChoose either the Baader 1. 25" or 2" Round Mounted Filter from the dropdown About the Baader Contrast Booster Filter The Baader Contrast Booster Filter is much more than a simple minus violet filter. Based on the popular Baader Moon & Skyglow filter, the Baader Contrast Booster takes contrast enhancement and skyglow reduction to the maximum level possible from a filter. Not only does this filter deliver a significant enhancement to planetary and