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Texas Instruments Tritium Backlight Watch

Texas Instruments Tritium Backlight Watch

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Here I acquired new back in the late 1977 with the Tritium gas filled coated with green Phosphor. Even though is still radioactive, but 1/16 times bright than when it was new.

P5260351.JPG P5070343.JPG titritium.jpg P3260332.JPG

Light Information

Light Information

Manufacturer:Texas Instruments
Model Reference:Series 550
Lamp
Lamp Type:Tritium Gas Filled
Service Life:Half-Life of 12.32 Years
Physical/Production
Factory Location:USA
Fabrication Date:1977
Application/Use:Backlight Display

File information

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Filename:titritium.jpg
Album name:rjluna2 / My Collections
Keywords:Lanterns
File Size:183 KB
Date added:Apr 19, 2014
Dimensions:807 x 1139 pixels
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themaritimegirl
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Apr 19, 2014 at 04:13 PM Author: themaritimegirl
Interesting! Is it some early form of electroluminescent technology?

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marcopete87
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Apr 19, 2014 at 05:59 PM Author: marcopete87
no, it's an example of radioluminescence: an radioactive gas excite phospor inside an sealed glass tube.
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