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manggokhs Posted - Apr 09 2013 : 7:53:33 PM
does a repair manual, or blueprints for disassembly of a leningrad exist? it would be helpful to see any kind of instruction on reaching into its motor.
27   L A T E S T    R E P L I E S    (Newest First)
Luiz Paracampo Posted - Feb 25 2015 : 7:11:01 PM
book Boris Evgenii Graule
"Tips for Fotoamateur" 1958

http://www.t-library.net/read.php?id=894&file=882&page=



http://www.ussrphoto.com/UserContent/2522015_leningrad rf 14.png

Luiz Paracampo Posted - Feb 25 2015 : 5:43:04 PM
Operational Principle.
To understand the operation is a need for a perfect repair.
the following figure shows the image formation on the Leningrad rangedinder



http://www.ussrphoto.com/UserContent/2522015_leningrad rf 15.png

At the internal curved surface one can see the limiting frames
Contrary to most ragefinders the central image is fixed while the surrounding one moves according to the lens position (focus)




http://www.ussrphoto.com/UserContent/2522015_leningrad rf 7.png

Luiz Paracampo Posted - Feb 25 2015 : 3:34:26 PM
a new Picture to see câmera rangefinder (from Klub Dalnomer)


http://www.ussrphoto.com/UserContent/2522015_leningrad c1.png

Luiz Paracampo Posted - Feb 25 2015 : 2:49:30 PM
while awaiting, see the article:

http://ussrphoto.com/Wiki/default.asp?WikiCatID=50&ParentID=49&ContentID=1589&Item=Three+Leningrad+Generations%3A+A+Landmark+of+an+Era+by+Luiz+Paracampo

Regards
LP
Luiz Paracampo Posted - Feb 25 2015 : 2:42:30 PM
If you want a reliable rangefinder it will be needed to do a general refurbishment.

you need to remove completely the RF

to do so, in na accurate manner you need first to remove the slow speed gear train.

first of all remove the lens! (1)

set the speed to "B" and carefully remove the gears

to do so, loose the three screws of the first Picture.

Remove the screw 2!




http://www.ussrphoto.com/UserContent/2522015_leningrad A.png

Place a thin screw driver in the hole 2!
0r a needle -to avoid dephasing the gerar positions.





http://www.ussrphoto.com/UserContent/2522015_leningrad b.png

now remove the screus 3 and 4.


to be continued...

jed Posted - Feb 25 2015 : 11:46:39 AM
BTW built quality is very hight, the rangefinder is impressive :


jed Posted - Feb 25 2015 : 11:32:48 AM
Hi Luiz,

Thanks lots for you help !

Just received a cheap non working Leningrad.

It needed vertical rangefinder adjustment (horizontal was OK)
Yesterday I adjusted it (by the three screws) - I needed to remove top plate. Alas, now horizontal it's off :(
Little screw on the front plate look thiny - I'm reluctant to pick up my screedriver...





Luiz Paracampo Posted - Feb 25 2015 : 09:28:30 AM
a Picture and a text

http://www.ussrphoto.com/UserContent/2522015_sf462.png

Luiz Paracampo Posted - Feb 25 2015 : 05:31:00 AM
I hope this could help you

http://www.ussrphoto.com/UserContent/2522015_km 34.jpg

I will further do the description.
tell me your problem
Regards LP

jed Posted - Feb 24 2015 : 10:13:31 AM
quote:
Originally posted by Luiz Paracampo

Great Vlad!
also in Sov Foto nș4 1962 about rangefinder tunning:
http://warwolf.org/vakir/Sovetskoe_foto/1962_04.pdf an article of Graule B. Yustirov
Regards
LP



Hi Luiz,

I'm looking for that article but it seems unavailable now... Would you be so kind to share with me a copy of the .pdf if you own one ?

Best,
Jean
Luiz Paracampo Posted - Apr 25 2013 : 7:16:35 PM
Recorded at
History, Documents & Ephemera - Publications & Books
http://www.ussrphoto.com/Wiki/default.asp?ContentID=1576&ParentID=4&WikiCatID=39

Luiz Paracampo Posted - Apr 25 2013 : 5:33:04 PM
Still Leningrad...


http://www.ussrphoto.com/UserContent/2542013_len.png

http://rangefinder.ru/club/viewtopic.php?t=7755
http://rangefinder.ru/club/viewtopic.php?t=12782&p=301430
http://rangefinder.ru/club/viewtopic.php?t=3599
uwittehh Posted - Apr 24 2013 : 3:33:13 PM
Luiz,

thanks, looks interesting.

Ulrich

http://fotos.cconin.de
Luiz Paracampo Posted - Apr 23 2013 : 8:25:48 PM
the Leningrad rangefinder
Very complex but efficient

Similarities with WerraIII and IV rangefinder


http://www.ussrphoto.com/UserContent/2342013_fisher el37.png

Regards LP

uwittehh Posted - Apr 12 2013 : 3:25:37 PM
Vlad,

thanks, you have choosen a nice picture :-)

I have more photos, disassembling of a Zorki 4 and shutter replacement of a Zorki 3C. It's planned to make sites of this, but give me some time :-)

Btw, I have a Droug here where the long speeds don't work. Does anybody know how to open it? After removing the speed dial and the screws on left and right side the top cover does not come off. Where is the trap? :-)

Ulrich

http://fotos.cconin.de
Vlad Posted - Apr 11 2013 : 6:22:49 PM
Great, thank you very much Ulrich, these are awesome! I'll add a thumbnail picture to it so it looks better :)

Best regards,
Vlad
uwittehh Posted - Apr 11 2013 : 2:42:33 PM
Vlad,

I have made a new entry in Member Articles:

http://ussrphoto.com/Wiki/default.asp?WikiCatID=50&ParentID=49&ContentID=1575&Item=Camera+disassemble+and+reassemble+links

Ulrich

http://fotos.cconin.de
Vlad Posted - Apr 11 2013 : 09:48:37 AM
Ulrich this this GOLD!!! Awesome job, thank you! Won't find this information anywhere else! This is going on Facebook/Twitter blog ASAP

Vlad
manggokhs Posted - Apr 11 2013 : 08:52:51 AM
wow, thanks guys!!! :) now i should get my screw driver out...
uwittehh Posted - Apr 11 2013 : 08:41:11 AM
I have reassembled a Leningrad and taken photos about it (it's in german): <http://fotos.cconin.de/kameras/leningradrepair/index.htm>

The big knob with the spring can be opened by removing the two screws on the knob and pulling the knob. The spring sits in the housing it does not come out itself :-)

Ulrich

http://fotos.cconin.de
Luiz Paracampo Posted - Apr 11 2013 : 07:21:03 AM
Great Vlad!
also in Sov Foto nș4 1962 about rangefinder tunning:
http://warwolf.org/vakir/Sovetskoe_foto/1962_04.pdf an article of Graule B. Yustirov
Regards
LP
Vlad Posted - Apr 10 2013 : 9:57:48 PM
Hi Manggokhs,

If you run this through translator, if you don't read Russian, you may find this somewhat informational..

http://rangefinder.ru/club/viewtopic.php?t=7755

Cheers,
Vlad.
manggokhs Posted - Apr 10 2013 : 7:47:04 PM
quote:
Originally posted by Luiz Paracampo

Maizenberg book is at

http://www.ussrphoto.com/Wiki/Content/files/1555/maizenberg.pdf

Unhappily it has no references on Leningrad cameras.
although leningrad follows Zorki 4 mechanics with certain similarities with Start constructio you can appreciate them and arrive to your own conclusions.
Regards
LP



thanks :)
Luiz Paracampo Posted - Apr 10 2013 : 7:44:32 PM
Maizenberg book is at

http://www.ussrphoto.com/Wiki/Content/files/1555/maizenberg.pdf

Unhappily it has no references on Leningrad cameras.
although leningrad follows Zorki 4 mechanics with certain similarities with Start constructio you can appreciate them and arrive to your own conclusions.
Regards
LP
AlexanderK Posted - Apr 10 2013 : 1:52:53 PM
This information you can find in I.Maizenberg book "All you need to know ...". This book is in English.
If you do not have this book, write me an Email

Regards, Alexander
manggokhs Posted - Apr 09 2013 : 9:54:39 PM
quote:
Originally posted by Luiz Paracampo

regrettably the motorized leningrad has no motor at all !!!! Only a giant extrathin spring built in the large advance knob does it all.
the mechanics is the same of Zorki 4 with some simplifications and ext strong steel pieces to support the advance stronke os the spring. Everything is seen with chrome top removed
Regards
LP



then reading zorki 4 repair manuals might help i guess? :)
but i still need more information on stripping down the top plate, winding knob.. i would appreciate it if you could post some specific info on the process.
Luiz Paracampo Posted - Apr 09 2013 : 8:30:11 PM
regrettably the motorized leningrad has no motor at all !!!! Only a giant extrathin spring built in the large advance knob does it all.
the mechanics is the same of Zorki 4 with some simplifications and ext strong steel pieces to support the advance stronke os the spring. Everything is seen with chrome top removed
Regards
LP

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