Ultraviolet Flashlight

What is the best ultraviolet flashlight?

What is the best ultraviolet flashlight? I want a bright flashlight to ultraviolet light to the caves limestone for taking images. I do not care how big and heavy is the time it is powered with batteries.

Do a search on Google of "UV LED. There are many such products around. UV light is simply too narrow in the <200 nm wavelength. LED light to produce this very easily.

Share and Enjoy: These icons link to social bookmarking sites where readers can share and discover new web pages.