Donegan Optical OptiVISOR Lens Plate 3.5X at 4″ LP10

LP 10 OptiVISOR 3.5x lens is a precision binocular headband magnifier, which leaves both hands free and allows three-dimensional vision. This replacement lens plate increases the versatility of your OptiVisor.

Features:
* Magnification: 3.5X
* Diopter: 10
* Lens: Glass
* Working distance: 4 inches
* Weight: 1.1 oz.

Model:LP-10