naruto
GASitis.. finally cured?
Two more shots
@f/1.4
@f/2
@f/1.4

@f/2

These images settle it.
I'm filing down the J-3 mount for close-focussing. I'm pretty sure to get 0.8m out of it. The helical is already missing the close-focus stop, and gets in that close. Now I just need to take off some of the mount so the RF wheel can follow it.
I'm filing down the J-3 mount for close-focussing. I'm pretty sure to get 0.8m out of it. The helical is already missing the close-focus stop, and gets in that close. Now I just need to take off some of the mount so the RF wheel can follow it.
ferider
Veteran
Working as spec'ed Ashwin. Nobody can complain about that bokeh, don't you think ?
And good to meet you. Cute portrait (of the little one that is
).
Cheers,
Roland.
And good to meet you. Cute portrait (of the little one that is
Cheers,
Roland.
naruto
GASitis.. finally cured?
Working as spec'ed Ashwin. Nobody can complain about that bokeh, don't you think ?
And good to meet you. Cute portrait (of the little one that is).
Cheers,
Roland.
Thanks Roland. The lens is just perfect. Now I need another body to accomodate the Canon.
The little one is my fav model every weekend. He goes completely still when the camera is pointed at him.
Krosya
Konicaze
I cant believe it - Roland, you sold your Nikkor 5cm 1.4? Why? And what do you have now for a 50mm lens?
ferider
Veteran
I cant believe it - Roland, you sold your Nikkor 5cm 1.4? Why? And what do you have now for a 50mm lens?
I had two, Krosya. Kept the Tokyo version.
The other 50s I still have in M/LTM are Canon 50/1.4 and Summicron 50/2 v4. And that's it
Cheers,
Roland.
Last edited:
Krosya
Konicaze
So, I guess you didnt like Hexanon, huh? 
ferider
Veteran
So, I guess you didnt like Hexanon, huh?![]()
I liked it. No real rationale about picking the cron over it, except finding a good deal on the cron.
Cheers,
Roland.
Matus
Well-known
Waking the thread a bit.
I have only recently received a nice Jupiter 3 that I plan to sue with a R3A (once I get my hands on a nice grey one - not so easy).
I have only found in this thread that the J3 can also be made to focus closer - in the similar way than the Nikkor 50/1.4. However - even from the pictures posted it is not fully clear to me WHICH part (and how wide & deep) form the rim has to be filled away.
Could somebody post a picture of an adjusted J-3 - with an explanation how exactly should one proceed?
I have only recently received a nice Jupiter 3 that I plan to sue with a R3A (once I get my hands on a nice grey one - not so easy).
I have only found in this thread that the J3 can also be made to focus closer - in the similar way than the Nikkor 50/1.4. However - even from the pictures posted it is not fully clear to me WHICH part (and how wide & deep) form the rim has to be filled away.
Could somebody post a picture of an adjusted J-3 - with an explanation how exactly should one proceed?
ferider
Veteran
Doesn't work with a J3, Sorry.
Matus
Well-known
But Brian seemed to have positive experience. Maybe he could comment ...
You will have to join ziforums.com to see the attachments.
http://ziforums.com/showthread.php?t=281
Close-focus mod for the Jupiter-3. Gets in closer than the 1M minimum, like 0.85m or so.
Overall, I believe this mod is worthwhile. J-3's are inexpensive, fast, and decent Sonnar lenses. Getting it to focus "just a bit closer" adds to its qualities.
Wide-Open at F1.5, at its new close-focus of ~2.5ft.
Stopped down a little.
And mid-range.
Focus at infinity is also good.
http://ziforums.com/showthread.php?t=281
Close-focus mod for the Jupiter-3. Gets in closer than the 1M minimum, like 0.85m or so.
Overall, I believe this mod is worthwhile. J-3's are inexpensive, fast, and decent Sonnar lenses. Getting it to focus "just a bit closer" adds to its qualities.
Wide-Open at F1.5, at its new close-focus of ~2.5ft.
Stopped down a little.
And mid-range.
Focus at infinity is also good.
Matus
Well-known
Brian, thanks a lot. It seems to be quite easy - I will definitely give it a try (once I have SOME camera and will be sure that my lens works properly)
I will report on the results later.
I will report on the results later.
sanmich
Veteran
Are all Nikkor 1.4 ltm candidates for this mod, or only specific versions of it?
Are there better versions than others?
Thanks!
Are there better versions than others?
Thanks!
ferider
Veteran
It will work on 50/2 and 50/1.4 copies which have a close focusing scale, Michael. Which most of them do. Also have a look at the original thread on the subject:
http://www.rangefinderforum.com/forums/showthread.php?t=56962
IMO, when you file, you should leave smooth corners for the RF roller when screwing the lens in.
Roland.
http://www.rangefinderforum.com/forums/showthread.php?t=56962
IMO, when you file, you should leave smooth corners for the RF roller when screwing the lens in.
Roland.
sanmich
Veteran
Thanks Roland
I am starting to think about replacing my canon 1.4 by a modified nikkor 1.4.
The canon is a great lens, but I was recently disappointed by its level of distortion.
The Nikkor seems to be the "best of all worlds": LTM+ M AND close focusing.
I will have to compare it to the Canon before I let this gem go.
I am starting to think about replacing my canon 1.4 by a modified nikkor 1.4.
The canon is a great lens, but I was recently disappointed by its level of distortion.
The Nikkor seems to be the "best of all worlds": LTM+ M AND close focusing.
I will have to compare it to the Canon before I let this gem go.
alexnotalex
Well-known
Hi everybody, very interesting article. I have a f2 Tokyo I'm excited about.
Has anybody tried the filing trick with a CanonP body? (screw mount)
Looking at it myself I can't decide if it's a good plan or not...
many thanks,
Has anybody tried the filing trick with a CanonP body? (screw mount)
Looking at it myself I can't decide if it's a good plan or not...
many thanks,
alexnotalex
Well-known
Hi everybody, very interesting article. I have a f2 Tokyo I'm excited about.
Has anybody tried the filing trick with a CanonP body? (screw mount)
Looking at it myself I can't decide if it's a good plan or not...
many thanks,
Guess I should have read the chain more carefully... but still unsure with the P...
Quote:
Originally Posted by Krosya
After playing with my newly adjusted to coupled close focus Nikkor 5cm/1.4 I had another pleasant surprise. I dont have any other LTM lens that focuses coupled down to .7m, so whenever I used Canon 7 I always assumed that this body only focuses down to 1m. Well, after putting the Nikkor on it (after modification) I was happy to find out that on Canon 7 it still focuses down to .7m COUPLED! So very cool. I'm so glad I took a chance and modified my Nikkor!
I've wondered about that myself- and I'm betting the Canon P and others do the same. As it is, one of mine follows the Nikkor 5cm f2 in to about 0.85m. It's wheel is a bit lower than the others.
I'm going to mod the J-3 for close focus, leave the nikkors though.
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