Donegan Optical OptiVISOR Lens Plate 2.75X at 6″ LP7

LP 7 OptiVISOR 2.75x lens is a precision binocular headband magnifier, which leaves both hands free and allows three-dimensional vision. This replacement lens plates increase the versatility of your OptiVisor.

Features:
* Magnification: 2.75X
* Diopter: 7
* Lens: Glass
* Working distance: 6 inches
* Weight: 1.1 oz.

Model: LP-7