? Red lens - Help you easy to see a red laser line or a red laser dot when working over long distances up to 25m and in unfavorable bright-light conditions.
? Adjustable frame - The length of arms is adjustable (3.6 - 4.5 inch/9 - 11.4cm). Side and nose pieces adjust to give you a perfect fit without the slipping, no matter the face type or head size.
? Durable construction - The soft plastic is ultra-lightweight, only 18 grams, no pressure for long time wear and ensures maximum comfort. Large enough to wear over regular eyeglasses.
? Improve performance - Huepar GL01R is designed to be used with the Levelsure and Huepar series of products but can be used to enhance the visibility of any green beam on the market. Ideal for make out the line with a target plate.
? Eyeglasses chains - Spectacle head safety strap cord holder keeps your glasses secure around your neck, allowing it to be hung on your chest, or rest on top of your head.