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thorium

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Threads Tagged with thorium
  Thread / Thread Starter Last Post Replies Views Forum
Radioactive Lens Club- We proudly glow in the dark. (Multi-page thread, 5 pages total 1 2 3 ... Last Page)
Auzzie-Phoenix
02-07-2022 05:33 PM
by turbo_bird Go to last post
7018,189 Lens Clubs
Super Takumar 50mm f/1.4 Lens M42 Questions (Multi-page thread, 3 pages total 1 2 3)
JollyGreen
08-20-2020 07:10 AM
by UncleVanya Go to last post
347,659 Pentax SLR Lens Discussion
So should I bleach my 50s (Multi-page thread, 2 pages total 1 2)
GUB
01-06-2020 03:26 AM
by WorksAsIntended Go to last post
253,181 Pentax SLR Lens Discussion
Yellowed Thorium Glass Lens FIX- Cheap (under $20US), Fast EASY (Multi-page thread, 3 pages total 1 2 3)
steamloco76
12-27-2019 03:39 PM
by tvdtvdtvd Go to last post
346,826 Repairs and Warranty Service
Thorium Dioxide
K-Three
05-01-2019 02:34 PM
by mikesbike Go to last post
51,215 Pentax SLR Lens Discussion
Help reversing thorium oxide on my lens. (Multi-page thread, 4 pages total 1 2 3 ... Last Page)
Prince Harbinger
07-12-2018 12:47 PM
by stevebrot Go to last post
497,523 Troubleshooting and Beginner Help
Thorium in Takumar/Pentax 105 f/2.4 (Multi-page thread, 2 pages total 1 2)
glass
04-13-2016 11:10 AM
by desertscape Go to last post
176,235 Pentax Medium Format
55mm 1.8 takumar radiation anxiety. (Multi-page thread, 8 pages total 1 2 3 ... Last Page)
colbycheese
10-10-2015 12:42 PM
by Dlanor Sekao Go to last post
10936,056 Pentax SLR Lens Discussion
SMC-M 50mm 1.7: Thorium?
moorerice
08-30-2014 11:49 AM
by moorerice Go to last post
45,069 Pentax SLR Lens Discussion
holy crap help (Multi-page thread, 3 pages total 1 2 3)
condor27596
05-28-2014 01:31 PM
by narual Go to last post
424,132 Pentax SLR Lens Discussion
The Thorium glass Q from way back
condor27596
04-21-2014 03:28 PM
by lytrytyr Go to last post
101,716 Pentax SLR Lens Discussion
Is Vivitar 135 mm 2.8 M42 a radioactive lens ?
TheOldestVampire
01-25-2014 04:51 PM
by vonBaloney Go to last post
64,858 Pentax SLR Lens Discussion
Keep your radioactive Takumar in case we lack of Thorium
ducdao
09-12-2011 06:56 AM
by ducdao Go to last post
22,321 Pentax SLR Lens Discussion
Once again about Super Multi Coated Takumar 50mm f 1.4
Buksikoma
05-10-2009 09:02 PM
by Andi Lo Go to last post
78,061 Pentax SLR Lens Discussion

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