Optical Lens Stress Tester

This machine can use it to check glasses piece, glasses and sun glasses during the produce process. It can check glasses inside or outside condition and to make out real or fake crystal glasses. This machine is a requiring equipment for glasses factories and glasses stores.
Specifications:
Electric Voltage: 220V/50Hz or 110V/60Hz
Power: 15W
Weight: 0.5kg (1.1lb)
Volume: 17(L)x12(w)x20(H)cm (6.7*4.7*7.9inch)
Other Details
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