Askar F/4.9 0.7x Reducer for 80ED (R80ED07) eyepiece case or set Numerous holes for mounting on

Numerous holes for mounting on a wide variety of telescopes

which gives you a larger field of view

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RASA 11 V2 utilizes the new Ultra-Stable Focus System (USFS)

Askar F/4.9 0.7x Reducer for 80ED (R80ED07) eyepiece case or set Numerous holes for mounting onThe 0. 7x reducer reduces the Askar 80ED to f 4. 9 while also providing field flattening correction. It features a triplet design with one ED glass, optimized for the APS C frame. The total weight is 0. 32 kg. The back focus is a standard 55mm from the M48 threaded surface. At present, few telescopes of the same type on the market are equipped with a reducer of this reduction factor. The shorter focal ratio delivers an even wider field of view and