Archived posting to the Leica Users Group, 2001/07/30

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Subject: Re: [Leica] M rangefinder focusing techniques
From: "Steve LeHuray" <icommag@toad.net>
Date: Mon, 30 Jul 2001 11:03:31 -0500

> I looked at this and it is very intriguing, but where is the "optical
> depth-of-focus indicator" mentioned in the manual?  I don't see anything in
the
> diagrams of the viewfinder in the manual, nor did I notice anything in my own
> M6.  Where is it, and is it present on the M6 as well as the M3?  It sounds
very
> handy, if it works for all focal lengths.

Logan apparently does not realize that it was discontinued with the M2
because it was/is pretty worthless.

s;
>
> ----- Original Message -----
> From: "Logan Reinwood" <reinwood007@hotmail.com>
> To: <leica-users@mejac.palo-alto.ca.us>
> Sent: Monday, July 30, 2001 15:30
> Subject: Re: [Leica] M rangefinder focusing techniques
>
>
>>
>> You should look at a M3 manual, in the latest M3 and M2 there was some help
>> for DOF preview at f5.6 and f16 for 50mm lens (the RF zone was not a
>> rectangle but somethin like:
>>
>> __,---,__
>> !         !
>> !         !
>> !---,_,---!
>>
>> This should give you an idea of how accurate you have to adjust the RF
>> depending on the f stop you use and the DOF implied.
>>
>> look at: http://www.fortunecity.se/jarlkullen/jarnekskogen/105/m3manual.htm
>> on page 9.
>>
>> BR,
>>
>> logan
>>