Feature

●Aluminum Password Box: The high-quality metal password box is made of high-quality aluminum material, which can be locked when not in use, dustproof, and easy to carry.
●High-Quality: 26mm wide open plastic ring makes the field of view wider and more comfortable to wear. It has obvious side recognition, easy to use, and test.
●Design: The lens power is clearly printed on the edge of each lens and internal tray. The space between the lenses is large, and the lenses can be easily removed and inserted.
●Professional Lens Group: Measuring Range Sph: 0.12-6.00DS; prism: 0.5-8.0; shell size: 592*340*60mm/23.3*13.4*2.4in.
●Widely Used: The trial box is widely used in optical shops, hospital ophthalmology, or home to test vision, check patients with hyperopia, myopia, presbyopia, strabismus, and color blindness.


Description

266 optometry box + 1 trial frame.

Weight of trial frame: 66.4g, Size: 18*9*6cm

Material: Titanium.

Interpupillary distance adjustment range:
binocular interpupillary distance 48～80mm, left or right interpupillary distance 24～40mm, minimum scale value 1mm

Measuring range: SPH: 0.12-6.00 ds

Material: high-quality optical glass

Weight: 4.5kg

Chip size: outer diameter 38mm, transparent aperture 26mm.

Product size (mm): 592*340*60

Uses: vision test