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RE: [OM] 21mm f2 close focus stop

Subject: RE: [OM] 21mm f2 close focus stop
From: "Dave@xxxxxxxxxxxxxxx" <dave@xxxxxxxxxxxxxxx>
Date: Sun, 8 Jul 2001 09:03:35 -0500
Oben,

I was kidding about the SC/radioactive stuff. <G>

My SN is 106335.

If I had to formulate an opinion, I'd say that you've got something in the
threads of the focussing mechanism that have migrated to the close focus end
of the threads and are cushioning the stop.  Just a guess, though.

HTH!

Dave

>
>Hi Dave
>
>The lens is the latest version serial no. 104904 so its not a SC one. I
>dont even think that a SC version of this lens exists although I could be
>wrong. It was like new in box so I doubt its had any misuse.
>
>Interesting that someone else has a soft stop aswell. Maybe they also have
>a late serial number.
>
>What is yours out of interest?
>
>Oben
>
>At 09:51 PM Sunday 8/07/2001, you wrote:
>>Oben,
>>
>>My 21/2 has a "hard" stop at the close focus end.  Complete
>w/clicking when
>>hitting the stop, etc.
>>
>>You must have one of those single-coated, radioactive stops. <G>
>>
>>Dave
>>
>> >Hi all,
>> >
>> >This is a question to people who know about the 21mm f2 lens. I just got
>> >one of these lenses and have noticed that at the 0.20 m close
>focus limit
>> >the focus ring comes to a 'soft stop'. Its hard to describe but it
>> >literally comes against a slow soft resistance rather than the hard stop
>> >I'm used to on other lenses when turned to the close focus
>limit. It makes
>> >no noise when it comes against that stop whereas other lenses have a
>> >definite sound when hit against the hard stop.
>> >
>> >My question is: Is this normal for this lens or have I got a
>lens that has
>> >a problem of some sort?
>> >Would any other 21mm f2 owners tell me what their lenses do....
>> >
>>
>>
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>
>Dr. Oben O. Candemir MBBS Syd Uni.
>
>
>
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>


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