I have a UV laser pointer (from LazerShirts.com) which is pretty damn cool, but there are times when having a wide spread of UV light can be very useful for identifying a variety of materials as well as spotting scorpions, hidden UV ink messages and giving a low-impact tracking tool if you have the right markers... More on that later.
The Jenyx UV light from Jil Lite features a 2-chip controlled LED emitter producing 80 Lumens at 400nm. The light is powered by a single AA battery, and has a reported burn-time of 3 hours, with a constant brightness control circuit built in to ensure a steady beam.
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UV ink such as found in highlighters, or in anti-counterfeiting can act as a tracking or messaging system. UV reactive paracord or even NERF darts can act as inexpensive "breadcrumbs" to mark a trail, an alternative to IR or other "your-eyes-only" methods.
This is a cool little torch, and I'm enjoying having it on hand to charge my glowies, and to spot new UV reactive materials I come across in my adventures.
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