Archived posting to the Leica Users Group, 1998/03/10

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Subject: Re: [Leica] Noctilux prolem, advice please.
From: Jim Brick <jim@brick.org>
Date: Tue, 10 Mar 1998 23:32:03 -0800

You are actually putting a UV on a NOCTILUX ??? Geez! An utterly exquisite
lens. For that amount of money, one would want to eek out every micro ounce
of quality from the lens. The lens.

Sorry, I feel ill! You don't need loctite.

Jim


At 06:40 AM 3/12/98 +0000, you wrote:
>After reading all the mail about not using UV filters for protection, and
>finding my B&W was a single coated one, I went to remove it from my
>Noctilux. I held the lens by the base gripped the filter and turned, it
>unscrewed fairly easily, about normal. Then I realised I was unscrewing the
>lens assembly from the mount. I quickly tightened it up again and removed
>the filter gripping the lens unit not the base. After retightening the lens
>is properly aligned (aperture stop at the top etc). Should I be brave,
>unscrew it completely and put a dob of loctite on the threads, or leave it
>alone and be careful unscrewing filters, or ???
>Thanks for any advice,
>Mike
>