Askar 0.7X Focal Reducer for 80ED Refractor - 80ED-07RED 85mm Telescopes Inner Connection (Lens Side): M42

Inner Connection (Lens Side):  M42 * 0

simply fold the eyecup down

Increase contrast of deep-sky objects

The V flattener improves field curvature

Allows convenient terrestrial viewing with your SCT

Askar 0.7X Focal Reducer for 80ED Refractor - 80ED-07RED 85mm Telescopes Inner Connection (Lens Side): M42The Askar 0. 7X Focal Reducer is designed specifically for the 80ED refractor. By adding this reducer to the optical chain of your telescope, the focal length will f 4. 9 for a wider field of view and faster imaging times. The reducer features a triplet optical design that includes one ED element. It is designed as a focal reducer but also provides some field flattening correction. This Askar 80ED 0. 7X Reducer is optimized for the APS C frame. The