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Just right for your pocket !
This hi-quality lightweight plastic pen with a stylish brushed steel effect finish is the ideal companion in your search for antique and collectable Uranium / Vaseline Glass. Just press the button at the top and the bright long-wave ultra violet lamp beam will make vaseline glass glow a vivid yellow-green ! Ideal for your discreet use at Antiques Fairs, Auctions, Car Boot Sales etc.
This pen is recommended by the highly respected 1st Glass Website where you can find an explanation of what Vaseline Glass / Uranium Glass is, why it glows so vividly under UV light (blacklight), Health & Safety Aspects, Geiger Testing and Vaseline Glass Books, Display lighting for Vaseline Glass etc. 
This useful pen torch can also be used for the following:
- Health and Safety and other cleanliness checks such as cat or dog stains on carpets.
- Checking for phosphor bands on collectable postage stamps.
- Verifying that certain precious gems which fluoresce are genuine.There are over 265 Minerals that react under UV Light with a colour change
- Identifying the property marking substance ‘Smartwater’.
- Identifying traces of some prohibited drugs such as cocaine.
Also the ink in this ballpoint pen is invisible and so can only be viewed under ultra violet light which means it can be used for the security marking of any suitable surface such as paper currency, documents, books, cloth etc. 
Comes with full manufacturer's warranty. | 
