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  1. Ronsonol to the Rescue.
  2. Lens Hacking EXTREME!
  3. Some Pictures with the Hybrid Canon/J-3 lens on the Zorki-3C
  4. Relative Size of Some Some Canon Lenses
  5. Not the world's sharpest Collapsible Summicron
  6. Collimating the J-3 for the Leica Standard
  7. Reducing Reflections in the Helios-103/Menopta lenses: Painting Aperture Blades.
  8. GREEN Jupiter-11 in Contax Kiev Mount
  9. Lenses on Modified Cameras
  10. Just got a '49 ZK 5cm F1.5.
  11. J-9 in LTM vs the Nikkor 8.5cm f2
  12. Another Hybrid J-3. 1953 J-3 with 1982 Front Element.
  13. Pre-War Carl Zeiss Jena 5cm f1.5 remount to LTM.
  14. The Movie "9" and the Leica Varob
  15. Jupiter-3 Close Focus Mod
  16. Color Comparison and the Collapsible Summicron: Wishy Washy and Why
  17. Photo's with Equipment that you are Proud to Own.
  18. FrankS' Old Lens.
  19. Post-War Carl Zeiss Jena Sonnars: Any Mount
  20. Photo's with Calcium Fluorite and Other unusual Lenses
  21. Love that Over-corrected for Spherical Aberration look.
  22. J-12 3.5cm F2.8 on the Nikon S2
  23. Indexed Cams on RF Lenses and Adapters
  24. FSU Lenses on the Nikon Rangefinder
  25. Kodak Retina IIC with F2 front element
  26. It's New! It's Exciting! It's the "Flash-Imprint Layered Media" Perpetual Ugrade!
  27. Jupiter-3 Focus Slop, culprit, and correction.
  28. Visible+Near Infrared Images, Modified Nikon Coolpix 950
  29. Image comparison: Collapsible Summicron 5cm f2, Nikkor 5cm F2, and CZJ 5cm F2
  30. ZK Sonnar and Optical Anti-Aliasing
  31. Show your pictures made with Damaged Glass
  32. Leica M8 / 8.2 With/Without IR Cut filter
  33. Freebie for a gearhead
  34. Bizarro flash shoe problem
  35. Canon Serenar 135
  36. Disassembly of collapsible CJZ Sonnar
  37. Sonnar 5cm F2 Collapsible Disassembly
  38. Industar-50 Modified for the Leica
  39. Leica 90 F1 (Picker X-ray machine only)
  40. I present myself and my projects
  41. f2 forever ... literally!
  42. Canonet QL17 GIII Getting to the Shutter and Viewfinder for Cleaning
  43. lenses across formats
  44. Brian, have you ever worked on a Zunow 5 cm f1.1 LTM lens?
  45. Hans Kerensky DIY repair sets on Flickr
  46. Interesting Links for DIY and Projects, place here.
  47. How do I test a lens for focus?
  48. UW-Nikkor 35/2.5 vs W-Nikkor 3.5cm f/2.5 Optics: Can you transplant?
  49. Grease
  50. Industar collapsible won't mount on Leica IIIc
  51. Adjusting the Industar-61L/D for the Leica
  52. Collapsible I61 L/D in Contax Mount.
  53. '84 Helios-103 won't mount on '77 Kiev 4a
  54. Help-Rollei 35 LED locked up
  55. wobbly Nikon F transport lever
  56. Educate me on Elmar 50/3.5
  57. Walz Envoy doesn't focus to infinity
  58. Nikkor 24/2.8 AIS Series on the M8.
  59. Shimming a Komura 35mm 2.8
  60. Disassemble Canon 50/1.8 newest style
  61. Beautifying old ugly
  62. Konica S3
  63. 40mm screw mount adaptation
  64. Zeiss-Opton Biogon 2.8/35 on Micro 4/3
  65. Highest quality construction you've seen?
  66. World's first digital camera
  67. Focusing The Nokton 50/1.5 Down To 0.7m
  68. Taking The Nokton 50/1.1 Down To 0.7m...
  69. Canon 55/1.2 FL does not reach infinity
  70. my results with J3 and shim
  71. Jupiter-8 New Style Close-Focus Mod
  72. Type 1 Rigid Summicron- Front Element Replacement
  73. Click stops lost, and Found! Canon 50/1.4 Repair Notes Attached.
  74. shimming the J3 down to .6m close focus
  75. Phase One Achromatic+ Back
  76. AkArette / AkArelle lenses and what to do with them
  77. close ups with the Canon 28/2.8 ltm
  78. Nikon-F to Leica-M lens conversion with coupling ?
  79. Heliar 75/2.5 - taking it apart and semi-closer focus modification.
  80. Nokton 50/1.5 Close focus modification - instructions and photos
  81. adjusting a ltm/m adapter
  82. Leica 50mm Summicron DR repair and cleaning information
  83. curious about modding canon 50/1.4
  84. russian lenses for Leica M39
  85. Important thread for Males aged 40+, An RFF member's experience
  86. Contax Sonnar to 4/3rds mount ?
  87. Jupiter 8 with Pansonic G1
  88. Change of direction
  89. Shutter repair - Mamiya-Sekor 100mm f3.5
  90. shimming 101
  91. For the electricians & electrical engineers out there
  92. Contax Sonnar collapsible
  93. Brian , how did it all begin ?
  94. Finally , which is best for EmMa 8 ?
  95. The SCNOO will never break again
  96. Early Coated Sonnar on the M8
  97. 1951 J3 Zeiss elements .
  98. Ultron 35/1.7 close focus or Things that Cosina should have done to begin with.
  99. Helios 103 on a Bessa R2S
  100. Robot Royal fit Carl Zeiss Sonnar 50mm f2
  101. CV 40 cam adjustment?
  102. Turn your Leica-meter... into an incident Leica-meter!
  103. Voigtlander Bessy AK lens to Leica M!
  104. 1935 Carl Zeiss Jena 5cm F2 on the Oly EP2
  105. Voigtlander Nokton 50f1.5 and f2
  106. Industar 61 focus off by feet
  107. M3 + Kr64
  108. Metered Prism for Kowa Six
  109. How to make your own brightline finder!
  110. Sonnar, Jupiter 3 or Frankenlens?
  111. Griptac by sq.feet or rolls
  112. 35mm 1.5 lens
  113. J-3 ... Kiev/Contax mount to LTM?
  114. Canon 100/3.5 with separation, easy fix?
  115. Stuck grub screws
  116. Helios-103 on a Canon P?
  117. Anyone use Leitax.com for lens adaptations?
  118. MFD with rangefinder lenses and mirrorless
  119. A lens you will not see too often around!
  120. New to me czj's
  121. Nokton 50/1.1 on the Leica M8- some test shots.
  122. CV 75mm f/1.8 on LTM camera
  123. Are all the ltm cameras the same?
  124. J9 Collimate Questions
  125. Nikkor LTM question
  126. Jupiter 12 with Canon P, M2, or Bessa 2A?
  127. Variable Optimization on sonnar zm
  128. What is it with Sonnar Clones ?
  129. Now I've gone and done it
  130. 'un'coating a lens, what can you do?
  131. Summitar 50/2
  132. Canon Black 50mm f/1.8 disassembly
  133. Metz/Nikon SCA300 module that gives analog ready signal?
  134. Summitar disassembling. Problems...
  135. Helios 103 on a Contax II
  136. Ammonia with old Leica lens coatings
  137. Opening up a Canon 135/4
  138. Jupiter-3, Black or Chrome? CHROME!
  139. Tanar 5cm Question
  140. jammed shutter release in Leica M bodies
  141. Lens wrench recommendation
  142. Nikon F restoration
  143. CLA Needed for Contarex Lenses
  144. Just another Jupiter 8 collimation thread
  145. 50mm f/2.8 Elmar adjustment
  146. W/NW Pictures with Hacked lenses
  147. Okay, so what's the oldest software that you still run on a regular basis...
  148. Coating Loss - "Meh", Bad..or "Really" bad
  149. Hacked-into-Leica-mount lenses
  150. Brian, do Zeiss optics fit into a Jupiter-9?
  151. CZJ numbers misalined
  152. Canon 50mm 1.4 LTM needs ball bearing
  153. "Very" loose aperture ring on Jupiter-8
  154. Four Russian lenses..nothing focuses correctly
  155. Nippon Kogaku Nikkor-S C 50 1.4 LTM - loose focus mount
  156. Differences in two Jupiter 8 models.
  157. Industar-61 - aperture blade removal
  158. Sensor Comparisons: Data Sheets.
  159. Pre-war Sonnar into J-8?
  160. Protecting Your Eyeglasses
  161. stiff focus
  162. meyer-optic1:1.9/58 V
  163. C-Sonnar, 1936 Sonnar, and Hybrid J-3 at the Udvar hazy.
  164. Adapting a Jupiter-9 for Leica LTM, HowTo?
  165. just recieved and interesting (to me) J-8... any input appreciated!
  166. Leica 90 f2.8 Elmarit-M - latest version loose aperture ring
  167. contax g series lenses on the rd1?
  168. Early CZJ 5cm F1.5 Sonnar "T".
  169. Oil Removal from Aperture Blades
  170. Angenieux Film lens 35/0.95 remounted for LTM
  171. Welta bits needed
  172. Hacking the 75mm f/1.8 Heliar
  173. To all Mad Scientist - First few shots from Amedeo's Nikkor 55/1.2 in M-mount
  174. Sonnar 50mm 1:1,5 in a Leica Screw mount
  175. Left hand shutter release
  176. Canon 85 1.8 RF LTM (8x 100kb) - collimating and RF matching
  177. M2 Rangefinder Adjustment
  178. Leitz Hektor 73 f1.9 - CLA
  179. which paint to renew antireflective coating inside lenses?
  180. Jupiter-3 loose head
  181. Polaroid RF to 6x9 with 90 mm lens ?
  182. My Jupiter 3 is "Sweeneyized"!
  183. next lens: Leica 35 Summilux v2 - Made in Canada
  184. posting images
  185. J-12 on a m4/3? Possible?
  186. Russian Lenses on a Leica- Computing the Shim.
  187. Jupiter-8, Sweeneyfied
  188. Helios-40 conversion?
  189. computer stuff
  190. My poor pre-war sonnar.....
  191. Coated 1936 5cm F1.5 CZJ Sonnar, SN 190xxxx
  192. X-ray and Film Fogging
  193. Frankenadapter
  194. Nikkor 5cm F2- Damaged front element and evil experiment.
  195. And so...variable optimization of c-sonnar (tutorial)
  196. "Experimental" 1933 Carl Zeiss Jena LTM 5cm F1.5 Sonnar
  197. Late Wartime Leica Mount 5cm f1.5 Sonnar "T" on the M9.
  198. Collapsible Tessars for Contax
  199. 1949 ZK 5cm F1.5 Sonnar, on the M9
  200. enjoying a Sweeney J8/Sonnar
  201. Rifle Leica?
  202. Close focus Canon 50/1.2?
  203. What holds Canon 50mm 1.5 optics module in?
  204. Another custom made LTM mount for a Sonnar 1.5
  205. Jupiter-9 question
  206. Konica Hexanon Dual 21-35 f3.4-4 - collimation
  207. Collapsible Summicron M Helical Lubrication
  208. 1950 Jupiter-3
  209. 1957 Jupiter-3 advice
  210. Cleaning marks
  211. Canon 50/1.9 Serenar.
  212. Again a 6x9 Wide Angle DIY Project
  213. Agfa StudioCam
  214. Industar 61 LD with loose barrel
  215. Pre-asph summicron 90mm back focus
  216. Tessar 18cm f/4.5
  217. i miss brian sweeney
  218. Jupiter-3 aperture ring alignment
  219. ZI Forums closing down
  220. round Leitz hoods with rectangular fronts, howto DIY?
  221. Recommend me a lens hacker?
  222. Brian made me a Contax mount 5cm 3.5 rigid Tessar!
  223. Filters for Telyt 400 and 560
  224. How to clean out a "new version" Linhof 4x5 universal finder
  225. What lubricant?
  226. Vignetting on some C-mounts as you stop down
  227. Recommend me a project TLR
  228. Pentax Spotmatic SP: opening a jammed battery compartment
  229. Pentax Spotmatic F: How to adjust TTL meter
  230. Fix Leica M2 shutter curtain and replace vulcanite
  231. Leitz 40mm f/2 Repair and Focus Tap
  232. Base plate loose lock ring
  233. DIY focusing tab
  234. M1 to M2
  235. DIY darkroom easel?
  236. Dammit Janet let's get Published! - New blog posting
  237. Another Contax G 45 conversion...
  238. Ten dollar 28mm adapter for Nikon Varifocal
  239. Leica M5 grip
  240. Relubricating a CV 40/1.4?
  241. Build a Soft Focus Filter for Your DSLR with a Sink Drainer
  242. Distance Lens - Film pane
  243. adjusting the vertical on a fed 35a
  244. A new DIY project: Leicopter
  245. Contax to LTM
  246. Zorki 3M - cleaning advice please
  247. Has anyone here annodized aluminum camera bodies black
  248. Zeiss Opton Sonnar 1:1,5 f=50mm T
  249. Camera register
  250. Shutter repair on folding camera - which oil to use?