Baader 6 Colour Filter SetBaader 6 Colour Filterset 1. 25" or 2" With all substrates fine optically polished. These filters by far supersede the mediocre quality of common `flame polished` color filters. Fine optical polish and 2 mm thickness allows these filters 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 are free

Abbreviation: NWA 6077

Features of the ZWO ASI174MM Camera

Q-Turret - Quadruplet Eyepiece Revolver

Alignment Procedures: SkyAlign

The same high optical quality and features as the other Baader filters ensures the highest contrast and sharpest images possible

The steel tripod features leg etchings to help you achieve a level

59 arc seconds

In this combination all blue scatter as well as unfocused near infrared light is completely removed – an absolute MUST for digital imaging

/Dec Axis Encoders: 5144 Counts/Rev

5mm - 24mm

“Compared to our own 250mm f/5 Newtonian reflector

Threads onto the rear of Celestron 5” - 11” Schmidt-Cassegrain telescopes