EP33: Difference between revisions
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The EP33 is a generation 0+ image intensifier tube of Russian origin. | The EP33 is a generation 0+ image intensifier tube of Russian origin.<ref>https://www.ekran-os.ru/products?id=35#s</ref> All variants of the EP33 are produced by [[Ekran Optical Systems|Ekran]]. There are multiple variants of the EP33, these are: EP33, EP33-U, EP33-UD, EP33-US-D and EP33-SF. The SF is special, as it has a spherical photocathode to counteract distortion.<ref>https://www.ekran-os.ru/images/spec/eop0/spherical/en/pEP33-SF.pdf</ref> These tubes were and still are widely used in civilian devices marketed as "generation-1". The U in some EP33 variant indicated that the anode cone is shortened for the sake of compactness.<ref>[https://forum.guns.ru/forummessage/209/2602105.html https://forum.guns.ru/forummessage/209/2602105.htm]</ref> | ||
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Revision as of 15:26, 10 May 2024
The EP33 is a generation 0+ image intensifier tube of Russian origin.[1] All variants of the EP33 are produced by Ekran. There are multiple variants of the EP33, these are: EP33, EP33-U, EP33-UD, EP33-US-D and EP33-SF. The SF is special, as it has a spherical photocathode to counteract distortion.[2] These tubes were and still are widely used in civilian devices marketed as "generation-1". The U in some EP33 variant indicated that the anode cone is shortened for the sake of compactness.[3]
