Gem UV Light
FUV-4D Jewelry Grading UV Fluorescent Light Lamp Larger Viewer Fluorescent Box Ultraviolet Lamp for Gem Appraisal Tester
- Set up big eyepiece
- Ultraviolet filters filter stray light
- Constant current drive optical flow without flicker
- Blackout box to isolate external stray light
- With Dual-Wavelength: LW=365nm, SW=253.7nm
FUV-4 Gem UV Light Lamp Larger Viewer Fluorescent Box UV Lamp for Jewelry Identification & Testing Tool
- With Dual-Wavelength: LW=365nm, SW=253.7nm
- Set up big eyepiece (Proprietary technology)
- Drawer observation darkroom: good effect in dark room and easy to take Gem
- Global wide-voltage 110V~240V external power supply; output 12V/1A, cold cathode lamp tube, service life 1W hour
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