ASKAR 120APO f/7 TRIPLET REFRACTOR BA30 the Celestron Dew Heater Ring

the Celestron Dew Heater Ring heats the corrector glass directly

They are available with a range of bandpasses and sizes to suit any configuration where the finest image quality is of paramount importance

which is useful for telescopes with short backfocus such as fast Newtonians

Optical design 7 element astrograph with 3 Super ED lenses

ASKAR 120APO f/7 TRIPLET REFRACTOR BA30 the Celestron Dew Heater RingThe Askar 120APO is an apochromatic triplet refractor that offers high performance for a low price compared to other similarly sized triplets on the market. The objective lens features an element of extra low dispersion glass (ED) that minimizes chromatic aberration. The Askar 120APO is available either on its own, or with either the 1x flattener or 0. 8x reducer. In its standard configuration the Askar 120APO is a fine visual instrument with