Donegan

Optivisor Replacement Lens #2 Get an extra lens plate for your optivisor.  Optivisor Replacement Lens #2 Specs: Focal Length 20". Magnification 1.5 times. Fits the Optivisor Headband.

Optivisor Replacement Lens #4 Get an extra lens plate for your optivisor.  Optivisor Replacement Lens #4 Specs: Focal Length 10". Maginification 2 times. Fits the Optivisor Headband.

Optivisor Headband Magnifier OptiVISOR is a precision binocular headband magnifier which permits unrestricted user efficiency while reducing eye strain. The Optivisor leaves both hands free and...