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Unusual looking experimental image orthicon shaped camera tube on Ebay!
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04-24-2012, 01:19 PM
old_tv_nut
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Join Date: Jul 2004
Location: Rancho Sahuarita
Posts: 7,221
The white plate in front is unusual for a photocathode, which would usually be transparent - perhaps it is meant to detect something else, like xrays or deep infra red.
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