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 Rubin-11M PowerZoom-lens 8/60-240mm M42
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Juhani Halmeenmaki
cedricfan

Finland
1020 Posts
My Collection

Posted - Apr 02 2009 :  1:26:06 PM  Show Profile  Visit cedricfan's Homepage  Reply with Quote

http://www.ussrphoto.com/UserContent/Rubin11M.jpg

Works and focuses on M42-cameras, but fixed f:8 aperture. Any idea what on earth is this used for? TV-lens?



Best regards,
Juhani


Edited by - cedricfan on Apr 21 2009 11:25:02 PM
Zoom
596 Posts
Posted - Apr 02 2009 :  4:47:10 PM  Show Profile  Reply with Quote
quote:
Originally posted by cedricfan

Works and focuses on M42-cameras, but fixed f:8 aperture. Any idea what on earth is this used for? TV-lens?


This is not the Russian production.
China?.. South Korea?.. I don't know.
But looks like an "industrial fake". Why fake? Because "M", but as you saw, it aperture is fixed.
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Luiz Paracampo
Luiz Paracampo
Brazil
2002 Posts
My Collection

Posted - Apr 02 2009 :  10:18:30 PM  Show Profile  Visit Luiz Paracampo's Homepage  Reply with Quote
Of course an interesting lens... at least different...
Appears well made and compact. a very good range of demultiplication ..4 X ...
The name "Rubin" picked from the first Soviet photo camera zoom lens
The "11" picked from the most common .. Granit 11...or double 1 from Rubin 1 the "M" the standard of M42 from Zenit heritage.
The diaphragm never fails once does not need any coupling to the camera...... The power Zoom also is infallible ...and wastes no batteries.. Perrfectly ecological for those days... once you do the power on your hands.....Any details on Construction?.. Quality?
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Juhani Halmeenmaki
cedricfan
Finland
1020 Posts
My Collection

Posted - Apr 02 2009 :  11:17:49 PM  Show Profile  Visit cedricfan's Homepage  Reply with Quote
This is all I know at the moment, but let's see next week...
Would fit well my Helios-zoom-collection!
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Zoom
596 Posts
Posted - Apr 03 2009 :  12:23:25 AM  Show Profile  Reply with Quote
quote:
Originally posted by Luiz Paracampo

the "M" the standard of M42 from Zenit heritage.


Nope. Index "M" is a type of a diaphragm mechanism.
See (in Russian):
http://www.zenitcamera.com/qa/qa-indexes.html#m
http://www.zenitcamera.com/qa/qa-diaphragm.html
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Luiz Paracampo
Luiz Paracampo
Brazil
2002 Posts
My Collection

Posted - Apr 05 2009 :  6:54:31 PM  Show Profile  Visit Luiz Paracampo's Homepage  Reply with Quote
Zoom
All Zenit "M" lenses I know are M42x1 with pressure pin diaphragm activation. Do you know another?
"K" correspond to K mount and translation pin.
LP
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Zoom
596 Posts
Posted - Apr 07 2009 :  09:02:40 AM  Show Profile  Reply with Quote
quote:
Originally posted by Luiz Paracampo

All Zenit "M" lenses I know are M42x1 with pressure pin diaphragm activation.


Yes. But "M" is an indication of this diaphragm type, not to a thread.
Only the "2" index is correspond to the M42x1 thread mount directly (for example: "Helios-40-2").
"K", "B" ("Á"), "V" ("Â") and "N" ("Í") -- to the bayonet mounts.
"A" -- is the "adapter type mount" (usually to: M39x1/45.2 and M42x1/45.5)
"C" or "Ts" ("Ö") -- with the central shutter (ZENIT-4, -5, -6...).

All this descriptions are there:
http://www.zenitcamera.com/qa/qa-indexes.html

Edited by - Zoom on Apr 07 2009 09:04:45 AM
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Luiz Paracampo
Luiz Paracampo
Brazil
2002 Posts
My Collection

Posted - Apr 07 2009 :  7:37:54 PM  Show Profile  Visit Luiz Paracampo's Homepage  Reply with Quote
Yes. But "M" is an indication of this diaphragm type, not to a thread.
Only the "2" index is correspond to the M42x1 thread mount directly (for example: "Helios-40-2").
"K", "B" ("Á"), "V" ("Â") and "N" ("Í") -- to the bayonet mounts.
"A" -- is the "adapter type mount" (usually to: M39x1/45.2 and M42x1/45.5)
"C" or "Ts" ("Ö") -- with the central shutter (ZENIT-4, -5, -6...).

_________________________________________________________
Dimitri: We are saying the same through different languages:

--"M" is an indication of this diaphragm type _Are there Zenit "M" lenses without tread mount? -
--"2" -No discussion.
--"K", "B" ("Á"), "V" ("Â") and "N" ("Í")- OK but "B" ("Á"), "V" ("Â") are for 6X6 cameras-
--"A" - Also includes "K" and and "N" ("Í")adapters
--("Ö") - Are completely different mount system.Diaphragm and depth of field scales on camera body.
Regards LP
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Zoom
596 Posts
Posted - Apr 08 2009 :  08:05:17 AM  Show Profile  Reply with Quote
quote:
Originally posted by Luiz Paracampo

We are saying the same through different languages:
Are there Zenit "M" lenses without tread mount?


No. But "M"-index is not an indication of M42x1 ;)

I like a clarity, certainty and exactitude, and a theory of sets. ;)
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Luiz Paracampo
Luiz Paracampo
Brazil
2002 Posts
My Collection

Posted - Apr 09 2009 :  06:39:41 AM  Show Profile  Visit Luiz Paracampo's Homepage  Reply with Quote
Zoom
To clarify everything: -Why there are no "M" lens on M39x1?
LP
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Zoom
596 Posts
Posted - Apr 13 2009 :  07:05:15 AM  Show Profile  Reply with Quote
quote:
Originally posted by Luiz Paracampo

Zoom
To clarify everything: -Why there are no "M" lens on M39x1?


Because there were no diaphragm authomatic on that time cameras.
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Juhani Halmeenmaki
cedricfan
Finland
1020 Posts
My Collection

Posted - Apr 13 2009 :  09:01:11 AM  Show Profile  Visit cedricfan's Homepage  Reply with Quote
I will have more specs of this lens next week when it arrives, the price was decent enough to buy it.
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Juhani Halmeenmaki
cedricfan
Finland
1020 Posts
My Collection

Posted - Apr 17 2009 :  08:36:01 AM  Show Profile  Visit cedricfan's Homepage  Reply with Quote
Lens is now at home, and now I am really puzzled!

First of all, it looks really odd, not like the cheap chinese & korean do with fancy text and many colours in engravings. This is very dull, like for some special work.
The front ring has no text at all, and no filter thread. It does have that assembly ring, so filter thread is only left out.
The lens cap has KMZ-logo. You say it can be from any lens. But this is the odd middle size: not for 52mm nor 49mm filter sized lenses, but in between! And fits perfectly. So no usual cap fits this lens...
The lens is all metal, and heavy! No signs of plastic nor rubber, even focus & zoom rings are knurled in metal!
And it is very thin, making it again odd, not something that would sell well.
Zoom is internal, no effect on lens lenght or rear element placing. Not a cheap construction if I am correct.
Focus ring "INF." and only 90 degrees to 1,2 meters, very fast action.
No serial, no country, and the aperture is fixed 8. All text is also in picture (but closest focys 1,5)

I will take more pics when I arrive from Tallinn, but now I would say this is for some special use, like TV?
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Juhani Halmeenmaki
cedricfan
Finland
1020 Posts
My Collection

Posted - Apr 20 2009 :  12:47:37 PM  Show Profile  Visit cedricfan's Homepage  Reply with Quote
The promised close up showing filterthreadless front, lenscap groove and short travel focus ring.




http://www.ussrphoto.com/UserContent/Rubin11M_front.JPG


Edited by - cedricfan on Apr 21 2009 11:27:21 PM
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Luiz Paracampo
Luiz Paracampo
Brazil
2002 Posts
My Collection

Posted - Apr 21 2009 :  9:18:36 PM  Show Profile  Visit Luiz Paracampo's Homepage  Reply with Quote
Juhani
The lens cap is original
Bur do you remember the Vario Zenitar 28-45?
It uses out of standard special filters.
Regards LP
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Richard Nuttall
Poolhall
United Kingdom
163 Posts
Posted - Apr 22 2009 :  02:50:30 AM  Show Profile  Click to see Poolhall's MSN Messenger address  Reply with Quote
My Variozenitar 25-45 has a standard 58mm filter ring, serial 020082

Samsung GX-10,too many Russian Lenses, A lot of Zenit, some Yashica,and a Pentax Body also finally a Minox35GT
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Juhani Halmeenmaki
cedricfan
Finland
1020 Posts
My Collection

Posted - Apr 22 2009 :  03:15:54 AM  Show Profile  Visit cedricfan's Homepage  Reply with Quote
This lens has no possibility to mount filters in the camera end, the rear element is approx where the RUBIN-11M text is, and there is only hollow tube inside mount. But if this is a movie/TV lens then it would not need the thread as filters are mounted in those large hoods. And the very small change in lens total lenght during focus would be no problem either.
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