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Ships within 48 hours · Estimated delivery Jul 29 - Aug 3
Weight - 3oz
opens from 0" to 5/32" (0–4mm)
Auto degassing
One face is very sharp and the other slightly less so
Donegan OptiVISOR DA-4 2X Magnification at 10" Rhodium Weight - 3ozThe Genuine Donegan OptiVISOR is a precision binocular headband magnifier that permits unrestricted user efficiency while reducing eye strain. It 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. DA 4 gives 2 X magnification and focuses at 10" This is the original OptiVISOR proudly made by Donegan Optical Ltd right here