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Forums > Back > new Meyer optic 50mm f0.95
Brightcolours
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#18
12-11-2016, 01:57 PM
Quote:Probably the most annoying fact about some old-fashioned lenses with radioactive elements is that they tend to become yellow. It seems that they can be fixed with a long exposition to UV rays.
That is with glass with thorium oxide in the mix. They become yellow when not used for a long while.
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Messages In This Thread
new Meyer optic 50mm f0.95 - by toni-a - 12-08-2016, 09:59 AM
new Meyer optic 50mm f0.95 - by obican - 12-08-2016, 10:28 AM
new Meyer optic 50mm f0.95 - by toni-a - 12-08-2016, 12:03 PM
new Meyer optic 50mm f0.95 - by Brightcolours - 12-08-2016, 12:16 PM
new Meyer optic 50mm f0.95 - by obican - 12-08-2016, 01:41 PM
new Meyer optic 50mm f0.95 - by JJ_SO - 12-08-2016, 02:03 PM
new Meyer optic 50mm f0.95 - by obican - 12-08-2016, 02:24 PM
new Meyer optic 50mm f0.95 - by popo - 12-08-2016, 07:14 PM
new Meyer optic 50mm f0.95 - by JJ_SO - 12-08-2016, 10:29 PM
new Meyer optic 50mm f0.95 - by davidmanze - 12-09-2016, 08:49 AM
new Meyer optic 50mm f0.95 - by stoppingdown - 12-09-2016, 01:37 PM
new Meyer optic 50mm f0.95 - by Rover - 12-09-2016, 08:46 PM
new Meyer optic 50mm f0.95 - by wim - 12-09-2016, 11:11 PM
new Meyer optic 50mm f0.95 - by stoppingdown - 12-09-2016, 11:19 PM
new Meyer optic 50mm f0.95 - by davidmanze - 12-09-2016, 11:52 PM
new Meyer optic 50mm f0.95 - by toni-a - 12-10-2016, 05:12 AM
new Meyer optic 50mm f0.95 - by stoppingdown - 12-11-2016, 12:38 PM
new Meyer optic 50mm f0.95 - by Brightcolours - 12-11-2016, 01:57 PM
new Meyer optic 50mm f0.95 - by Guest - 12-12-2016, 12:08 PM

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