Watch-Fi, problem with glow in the dark
Oct 15, 2007 at 5:39 PM Post #16 of 16
Slacker its normal...





Please note that the three watches listed in this Comparison are "diving Watches" which means they usually have a brighter and longer lasting glow then say a non diving watch or a dress watch.

You should only get 15mins with the glow enough to read and that's on a good diving watch, some do better some do worse. a easy way of checking if the watch uses Tritium or luminova is reading the six o'clock "swiss made" printing. it should have an "L" or "t" after it.. again some watches have this.
The watch is not designed to be lit all the time and won't. most watches that use this are designed to be refreshed with light every 15-20 Min's as the diver goes back up to the surface. Dress watches are almost useless simply cause it's not an intended function.




Quote:

Originally Posted by GAD /img/forum/go_quote.gif
Tritium is a radioactive gas that always stays illuminated with a decay time of about 7+ years. Tritium does not need to be "charged" with light light superluminova.

Different watches have different "strengths" of lume depending on the material used, the amount of material used, and the age of the material. Here's a pretty cool thread from another forum showing different watches over the course of about an hour. The center watch is luminova - the outside watches are tritium.

http://forums.watchuseek.com/showthread.php?t=81978

GAD



 

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