Archived posting to the Leica Users Group, 2001/10/31

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Subject: Re: [Leica] Re: What is the reason for the infinity lock on some older lenses?
From: Brian Reid <reid@mejac.palo-alto.ca.us>
Date: Wed, 31 Oct 2001 08:57:27 -0800
References: <5.1.0.14.2.20011031084850.035d24c8@pop.alink.net>
 
Infinity locks made perfect sense on threadmount lenses. They made it easier to screw and unscrew the lens.

I've always just assumed that the carryover of such locks to M mount lenses was a "why not just keep it even though it isn't really needed any more" bow to tradition.

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Replies: Reply from "Mike Durling" <durling@widomaker.com> (Re: [Leica] Re: What is the reason for the infinity lock on some older lenses?)
 In reply to: Message from Jim Brick <jim@brick.org> ([Leica] Re: What is the reason for the infinity lock on some older lenses?)