More about the series APM-Bino...
The "UltraFlat Field Eyepiece features a high quality standard and a very compact design, which is designed to remove the field curvature at the edge, resulting in a flat, distortion-free image up to the edge of the visible field of view, even in very fast telesocpes.
The eyepiece has over - sized eyepiece lenses for the largest possible field of view and a high eyerelief - also suitable for spectacle wearers, the eye-rubber allow a comfortable view.
All lenses have a braod-band-multicoating (FMC) and blackened lens edges. The plug-in sleeve is equipped with a thread for "filters.
