The SMC Takumar 50mm F1.4 lens is Very Sharp But it Has a Dirty SECRET | Sam Seabornen
Asahi Pentax 55mm f/1.8 Super-Multi-Coated Takumar – Disassembly and Clean-up – My Take on Photography (Lens Repairs Mostly)
Repair: Asahi Super-Takumar 50mm f/1.4 (8-elements) | Richard Haw's Classic Nikon Repair and Review
S-M-C Takumar 50mm f/1.4 (radioactive) | Old camera lens: AS… | Flickr
Radioactive Lenses - Super Takumar 50mm f1.4 - and other Radioactive Household Items. - YouTube
Asahi Pentax Super Takumar 50mm f1.4 Lens Review – allmyfriendsarejpegs®
Radioactive Lens - Super Takumar 50mm f1.4 - Repairing a Damaged Filter Thread & Vintage Lens Test - YouTube
Radioactive Vintage Lenses - allRadioactive
The Radioactive Dream Lens - Super Takumar 35mm f2 - YouTube
Excursion – Radioactive Lenses
PENTAX EXTRA-HOT RADIOACTIVE LENSES *!* Super-Takumar 55mm f2 - YouTube
File:Yellowing of thorium lenses.jpg - Wikipedia
Legacy Lens Review: Pentax Super-Takumar 50mm f1.4 - The Noisy Shutter
Repair: Bleaching Radioactive Lenses | Richard Haw's Classic Nikon Repair and Review
50mm Lens Comparison – Radioactivity
Asahi Pentax Super Takumar 50mm f1.4 Lens Review – allmyfriendsarejpegs®
SMC/S-M-C/Super Takumar 50mm F1.4 Reviews - M42 Screwmount Normal Primes - Pentax Lens Reviews & Lens Database
Asahi Super Takumar 50 f1.4 – Legacy 50mm. Which one is the best? Part 4 | Verybiglobo photo
Legacy Lens Review: Pentax Super-Takumar 50mm f1.4 - The Noisy Shutter
Your thoughts on radioactive lenses ? I have a Takumar 50mm F1.4 with thoriated glass. I really like the render given by that lens ! : r/VintageLenses
Your thoughts on radioactive lenses ? I have a Takumar 50mm F1.4 with thoriated glass. I really like the render given by that lens ! : r/VintageLenses
The Online Photographer: Three More Things About the Spotmatic
Asahi Pentax Super Takumar 50mm f1.4 Lens Review – allmyfriendsarejpegs®
The SMC Takumar 85mm f1.9 seems to not be radioactive. : r/AnalogCommunity
