Hooray another Evan. If we get tweleve more we can match all the Bills. DO you have any details on the milling of the lenses.
Evan Evan J Dong wrote: > > Evan (my namesake!) and Frantisek, > > I have seen and handled tthe following CZJ lenses that were permanentily > modified to fit the Pentax 6 X 7. > The Biometar 120mm, 180mm SOnnar, 300mm Sonnar, and the Meyer / Pentacon > 500mmF5.6 were all modified to fit onto the Pentax 6 X 7. > > It is not a matter of just an adapter, some milling of the original rear > and machining is required to fit the Pentax 6 X 7 mount. > The lenses all over the 6X 7 range without a hitch. Basically what the > Pentacon 6Tl should had been in the first place, a 6 X 7. > > Hope this info helps you out. > > Evan Dong > > On Wed, 10 Apr 2002 17:55:23 +0200 <[EMAIL PROTECTED]> writes: > > > Since they were originally designed for 6x6 I don't believe they > > > provide enough coverage for the 6x7 negative. > > > > > > Evan > > > > Evan, this is quite a simplification, without knowing exact facts > > I wouldn't say so. As I know exact facts, I also know you are > > wrong :) > > > > The longer lenses can and have been in the past used on 67. The > > Pentacon(CZJ) Prakticar/Meyer Goerlitz 5.6/500 telephoto has been > > used by fashion shooters adopted to 67. Although it was made by > > machining the rear part of lens I think. I have actually seen one > > in flesh, but not from close. > > > > The 180/2.8 CZJ Sonnar is a non-telephoto design (ie it's a > > longfocus lens) covering about 30 degrees IIRC, so it could > > perhaps cover 67 as well (non-telephoto lenses have usually quite > > bigger coverage than telephotos). This one, if you can find the > > older Flektoskop (for Contax RF cameras, like Leitz Visoflex > > system), the rear mount part can be easily unscrewed, and a > > simple adapter made from 67 tube could be made by machinist. > > There should be enough space for infinity focus IMHO (will check). > > I don't know if it would be economical there, here P6 lenses are > > relatively quite cheaper (or were, until Ebay), so it would be > > economical certainly over an original 500/5.6, and perhaps over > > > > Also, the Arsenal Kiev (IIRC) made Fisheye lens 30/3.5 CAN be > > made into 67 mount. See www.smu.edu/~rmonagha/mf and he has quite > > lot of posts pertaining to this theme, if you can find them. The > > deal was that the rear housing of the lens was removed (easily, > > as the lens is manufactured in one version but fitting two > > bayonet mounts, P6 and K88/Hassy1000, so they just exchange the > > rear part at the factory IIRC), and a 67 mount machined. Some > > have extrememly good praise of the fisheye, saying that it is > > better than the original Pentax (and certainly it is quite > > cheaper). > > > > HTH, > > Frantisek > > > > P.S.: I think it would all make sense only for the 500/5.6 lens > > and the fisheye. I don't think the wides like the excellent 4/50 > > or 2.8/65 flektogons would cover 67 fully. Who knows, though? > > > > -------------------- > > Žena v centru pozornosti na http://zena.centrum.cz > > - > > This message is from the Pentax-Discuss Mail List. To unsubscribe, > > go to http://www.pdml.net and follow the directions. Don't forget to > > visit the Pentax Users' Gallery at http://pug.komkon.org . > > > > ________________________________________________________________ > GET INTERNET ACCESS FROM JUNO! > Juno offers FREE or PREMIUM Internet access for less! > Join Juno today! For your FREE software, visit: > http://dl.www.juno.com/get/web/. > - > This message is from the Pentax-Discuss Mail List. To unsubscribe, > go to http://www.pdml.net and follow the directions. Don't forget to > visit the Pentax Users' Gallery at http://pug.komkon.org . - This message is from the Pentax-Discuss Mail List. To unsubscribe, go to http://www.pdml.net and follow the directions. Don't forget to visit the Pentax Users' Gallery at http://pug.komkon.org .
