The Dino-Lite TrichoScope UV/White has two types of LED lights that are switchable between white and UV light. This model has a filter to filter out the returning UV light so that an image with natural colors can be obtained. It is a great instrument for the examination of the human scalp and for hair analysis, e.g. for hair loss research.
With a magnification of up to 200 times the smallest details of the hair and scalp can be viewed with great accuracy. The white light is used for most standard examinations, the UV light can be used for viewing and analyzing phenomena that light-up with UV light.