Used Ocular Three Mirror Diagnostic Lens Without Back Dialation sunglasses slip behind eye

Dialation sunglasses slip behind eye glasses

handheld tool features 17 precision pinholes that help identify refractive errors by focusing light and minimizing peripheral blur

A selection of twenty four charts is available for testing color vision deficiencies

to be used when the room length is less than the required distance for direct projection viewing

Used Ocular Three Mirror Diagnostic Lens Without Back Dialation sunglasses slip behind eyeThis classic "Goldmann" type lens has three mirrors angled at 59, 67 and 73 to permit viewing of the peripheral fundus and anterior chamber angle. 36 of the posterior pole can be viewed through the center of the lens. Gonio mag . 80x Style: Universal Image Mag: . 93x Contact Diameter: 18mm Lens Height: 32mm Static Gonio FOV: 140