Optivisor Headband Magnifier
 
OptiVISOR is a precision binocular headband magnifier which permits unrestricted user efficiency while reducing eye strain - leaves both hands free and allows three dimensional vision. 
Used by anyone whose profession or craft requires close accurate work. Can be worn over prescription or safety eyeglasses.
 
DA5 Magnification   2½ x lens. Focal length (8") 200mm
DA10 Magnification 3½ x lens. Focal length (4") 100mm
 
We are an official Donegan UK Stockist.