Fiber Optic Tools and Supplies BUY | SELL | TRADE ebay@surpluseq.com Our Description Vertical/Horizontal Mount with 1/4"-80 Lead Screw Adjusters and Removable Knobs with Hex Socket
Usages This device is applicable to ophthalmology department of hospitals and spectacle stores for precision measurement of visual functions such as myopia, hyperopia, astigmatism, eyesight balance, heterophoria, stereoscopic vision and eyesight amalgamation. Pack List
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