Antares M48 Variable Camera Adapter (TEXT-48) BackInStock The Bahtinov mask is used

The Bahtinov mask is used focus small telescopes accurately

Over 99% Optical quality

5 kg) Other Features: Ventilation fan

M48 camera adapter

For microscopes: Choose one of the two provided adapter rings that best fits your microscope’s eyepiece and secure it in place

Antares M48 Variable Camera Adapter (TEXT-48) BackInStock The Bahtinov mask is usedAstrophotography using intermediary lens systems such as, focal reducers, field flatteners, barlows etc. can require a precision back focus to the image plane so as to not compromise colour and field curvature. With this M F M48 adapter you have a separation range of 31 49mm. Comes with locking ring and accepts 2" filters. M F spacing for M48x0. 75 threads varying from 31 49mm. It can be hybridized with TEXT 42 to change either the input or output