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I thought i'd share this suggestion to cure the looseness or rocking of the Helios 44-2 lens on the camera mount (and other lenses with small diameter mount barrel).
Helios users may have experienced this and a search of old threads brought up these three comments:
Originally posted by Jewelltrail Hey, I was psyched about picking up the Helios 44M, then I read about the wobbling thing and started to have second thoughts...
I am new to these wobbling lenses. Does someone have some insight?
Originally posted by Igilligan I just got the Helios 44M-2 and I can verify what Figmental was saying about the 44-2 being floppy on the camera. The back of the lens has no real support against the camera body so the it does move around.
I am a little surprized there is not more people complaining about the 44-2 as it really does not fit on the camera as nicely as the others.
...
Originally posted by figmental1978 I guess you're referring to the Helios 44 ...The only issue I have with mine is that it wobbles on my K10D which really bugs me but doesn't seem to bother others as much.
i too found the wobble to be a little bothersome since the focus rings on these lenses tend to be stiff anyway, and then there is a split second of play in the mount before it turns.
The problem was eliminated by switching to a specific knock-off M42 adapter ring.
The ring i had success with came from eBay seller "jiakgong" and are $7.70 shipped (from Hong Kong)
here is a link to one:
http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=230458730596&ssPageName=STRK:MEWNX:IT
it holds the lens very tight to the camera mount and infinity focus is not affected in any way. only possible drawback is that the lens marking may not line up exactly at 12 o'clock to the camera, but not a biggie.
good luck!
Last edited by mikeSF; 05-18-2010 at 12:31 PM.