Donegan Optivisor DA-10 Headband Magnifier Visor with 3.5x and 4 Inch Focal Length

DA-10 Donegan OptiVISOR is a hands-free, headband binocular magnifier that has 3.5x optical glass lenses that are ground and polished into prismatic lenses for quality and clarity, and provides a focal length working distance of 4" other lenses are availa
DA-4 Donegan OptiVISOR is a hands-free, headband binocular magnifier that has 3.5x optical glass lenses that are ground and polished into prismatic lenses for quality and clarity, and provides a focal length working distance of 4 other lenses are available in varied magnification which provide specific magnification power (X) at specific focal lengths, or distance from object. The Donegan OptiVISOR is considered by many to be the finest headband magnifier available and has been proudly made in the USA for many decades and is highly durable and widely used in industrial and commercial applications.

Optivisor Magnifier Hands Free Headband for Jewelers and Watchmakers - Watch Battery Tools

Optivisor - UK

Headband Magnifier with 4 Lenses

Headband Magnifier Visor Double Lens, YTOM Head Mounted Magnifier Jewe

Donegan DA-2 OptiVISOR Magnifier

DONEGAN OPTICAL-OptiVISOR LX Binocular Headband with Optical Grade Lensplate #7-Magnifies 2-3/4x Power at 6 Inch. Perfect for anyone whose profession or craft requires close accurate work with both hands free! The adjustable side pivots allow the visor to tilt at your fingertips and a dial adjustment headband that conforms to comfortably fit all head sizes. The LX has a genuine leather padded comfort band with orthopedic felt for extra comfort.

Headband Magnifier Optivisor

Optivisor Optical Glass Binocular Magnifier - 10 Diopter 3.5X

Donegan OptiVisor Professional Series Set

Optivisor DA-5 Headband Magnifier Visor, 2.5x, 8″ Focal Length, Donegan Optical – HeadBandMagnifier