OVL Binoviewer With 2x Barlow

This binocular attachment features high quality BaK-4 prisms for clearer, sharper images.

Designed to fit into a standard 1.25″ eyepiece tube.  An excellent accessory which helps to reduce eyestrain.  A x2 specially-designed Barlow Lens is included which effectively doubles the magnification of eyepieces used.  Supplied in Aluminium Case.