Optical Metal Rim Prism Trial Lens

Main Technical IndicatorsOptometry Child Universal Trial Lens Frame Optician Test Tool 52-70mmFeatures: 360 degree astigmatism axis position, error within one degree.Lightweight and comfortable, weighing 22.2-22.6 G.Flexible memory plastic, can bend 120 degrees.Integrated soft silicone nose support, more comfortable to wear.Size: 52-70mmPackage Includes: 1xTrial FrameSpecifications1.Pupil distance range: 52; 54; 56; 58; 60; 62; 64; 66; 68; 70mm.2.Axis scale:360° on the left; 360° on the right.The axis scale increases anticlockwise along the axis of the frame, and the marking interval is

OverviewOptometry Refractor Computerized Eye Test Auto Vision Tester Optical Digital Automatic Phoropter Auto Refractometer 1.Easy for measurement2.10.4 inch LCD more comfortable to touch.3. Automatically cross cylinder measurement.4. PD and the anterior eye alignment in a dark room.5.Compact design enables face to face test.

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