Rolex Forums - Rolex Watch Forum - View Single Post - Gmt master ii ceramic lume dims very quickly

larrysb · 4 December 2009, 05:08 PM

Try a UV LED flash light. :)

Charges up strontium-aluminate+europium very rapidly and makes it glow brightly while it is exposed to UV.

4 December 2009, 05:08 PM	#26
larrysb Member Join Date: Dec 2009 Location: California Posts: 155	Try a UV LED flash light. :) Charges up strontium-aluminate+europium very rapidly and makes it glow brightly while it is exposed to UV.