BAADER PLANETARY COLOUR FILTERS 1.25" Collimation heavy-duty padded transport bags &

heavy-duty padded transport bags & hermetically-sealed cases to fit just about any telescope equipment

With the optional TOA-35FL field flattener

M42 female to M48 male internal adapter

The sensor has a maximum QE up to 77% with a sensitivity across all the visible light as well as in infrared and part of the ultraviolet between 300 nm and 400 nm

BAADER PLANETARY COLOUR FILTERS 1.25" Collimation heavy-duty padded transport bags &The Baader 1. 25" Colour Planetary eyepiece filters are the finest colour filters for planetary observation available. The transmission efficiency of the three longpass filters (yellow, orange and red) peaks at 98%, while the three bandpass filters (dark blue, bright blue and green) is almost 70%. This is unmatched for simple coloured glass filters. The optical surface of fine optically polished so that there is no loss of sharpness at high