1. jewelry ultraviolet fluorescent lamp 2. Suitable for large precious stones 3.Wave length:254-365nm 365nm uv lamp

 365nm uv lamp  Suitable for large precious stones 

Lamp with dual wavelenth:365nm long wave and 254nm short wave ultraviolet light

365 nm and 254 nm wavelength ultraviolet light; Large diameter take cover binocular observation bays; Fixed camera obscura big, black shading shade; Suitable for large precious stones; In the drug industry, chemical industry, food, archaeology, public security, etc, and can be used to test some hormone alkaloids, all kinds of fluorescent material, some toxins, cultural relic fossil, steganography handwriting, etc.

Functions:

1.Identified the species of the gemstone:some gemstones possess strong fluorescence,such as Ruby with red fluorescence.

2.Help distinguish the natural gem from synthetic gem: most natural sapphire without fluorescence

3.Help to distinguish the natural gem from manaul processing gem:such as the jade,jade with fluorescence  and completely shine. some jade that acid treated  filled with rubber, the rubber has fluorescence.

4.Help to identified the diamond and the fake:the color and  intensity of diamond fluorescence changes greatly,presents different color:blue ,green,yellow,pink; strongth presents strong,middle,weak.non.this phenomenon significant to the cluster seeting diamond,whilt the fake present the uniform fluorescence.Diamond fluorescence help to distinguish the natural diamond and synthetic diamond.

Attentions:

Fluorescent light is harmful to eyes,when testing the gem,do remember don't look at the light directly.

  

365nm uv lamp Suitable for large precious stones