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YN999SHOP

UV Light Lamp LW 365nm SW 257.3nm Laboratory Level Precise Gemological Instrument Desktop Jewelry Appraisal Tester Dark Field

UV Light Lamp LW 365nm SW 257.3nm Laboratory Level Precise Gemological Instrument Desktop Jewelry Appraisal Tester Dark Field

$440.31 USD
$702.42 USD $440.31 USD
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UV Light Lamp

The UV Fluorescent Lamp is light source which supply the Ultraviolet light for the Gem and Jewelry to check its fluorescent.

Size：170mm*170mm*140mm
Wavelengths of light：
LW365nm 、SW253.7nm
Weight：2.0KG
Lamp Holder ：Demountable
Advantage：Providing the dark room, drawer-type
Function：Observe the phenomenon of gems under ultraviolet light
Feature：with Diamond Grading Device

Feature

1, Can be used for a variety of gems
2, Set up big eyepiece
3, Drawer observation darkroom: good effect in dark room and eady to take Gem.
4, Voltage 110V-240V , watage is 4W
5, Equipped with a global wide-voltage external power supply; output 12V/1A, cold cathode lamp tube, service life 1W hours;
6, Special diamond ultraviolet fluorescence grading device, two observation methods are optional, and the tested diamond sample can be easily moved outside the dark box for comparison and grading;

Matters and Attentions:

Make sure to avoid the affect of ambient light when view the gem;
If the gem too big, you can take the LW or SW light off to view the gem, but remember to do it in a dark room;
Do not look direct to the UV light;
Do not put your hands in the box when the UV lamp is on;
Please turn off the electric power after the test.


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