Baader IR-Pass 670nm Filter - 2" Round Mounted - FIRP-2 Meade Closeout non-marring clamp ring instead of

non-marring clamp ring instead of a single set screw

the Etalon filter systems have to be adjusted to the prevailing air pressure at the observation location

25" Plössl

then the AstroMaster Series is for you

Baader IR-Pass 670nm Filter - 2" Round Mounted - FIRP-2 Meade Closeout non-marring clamp ring instead ofAbout the Baader IR Pass 670nm Filter 2" Round Mounted Baader Planetarium delivers the latest tool in the planetary imager''s bag of tricks. The Baader IR Pass Filter blocks wavelengths below 670 nm. At these longer wavelengths, planetary images are less disturbed by wavefront distortions in the atmosphere (seeing). By combining a luminance image taken with the IR Pass filter, along with RGB frames, overall image sharpness is significantly enhanced.