Optical Vision HyperFlex-7E 7.2mm-21.5mm Zoom Eyepiece

A high-performance zoom eyepiece of top quality construction, providing a flat field of view and crisp, clear distortion-free images. Features a continuous focal length of 7.2mm to 21.5mm and a corresponding apparent field of view of 60°-40°. For convenience, focal length positions of 7.2, 10, 13.5 & 21.5mm are engraved on the eyepiece barrel. The zoom is super-smooth to operate and a pleasure to use. Eye relief 15mm.

Constructed with 7 lens elements in 4 separate groups. This exotic eyepiece model features a generous sized eye-lens element and soft twist-up rubber eyecup for comfortable viewing. Fully broadband multi-coated, features blackened lens edges, internal baffling and is parfocal.  Beautifully finished in high-gloss anodized aluminium with knurled rubber grips. Threaded to accept standard 1.25” filters. Weight approx 190g.