TAKAHASHI 645 SUPER REDUCER FOR CCA-250 GSO-IP SKU O-III filter

SKU O-III filter

Depth of M48 thread 4 mm (male thread)

This adapter is made of aluminium alloy 6082 certified UNI 10204

The absolute encoders render the axes “live” and also free to react to any external forces like wind and vibrations or accidental contact

TAKAHASHI 645 SUPER REDUCER FOR CCA-250 GSO-IP SKU O-III filterThe Takahashi 645 Super Reducer is a 0. 72x focal reducer for the CCA 250 corrected Cassegrain astrograph. The 645RD reducer has a large image circle of 60mm, making it suitable for use with medium format sensors. The 0. 72x reduction factor reduces the focal length to 890mm and focal ratio to f 3. 6, transforming the CCA 250 into a high performance super astrograph. The 645RD Reducer consists of four large diameter lenses in four groups, giving