Field Optics Research Binocular EyeShield Standard Size Twin Pack -
The Field Optics Research EyeShield Standard Size (Twin Pack) is designed to attach to standard size binocular with eyecup diameters from 1.45 to 1.75". The EyeShield is a flexible molded rubber material that connects to the eye piece of the binocular. The EyeShield cradles your eye and prevents ambient light from entering into the space between your eye and the binocular eyepiece that causes lens glare. An added benefit is the EyeShield protects the eyes from wind, rain, snow and dust. This is a must have for everyone who uses binoculars.