Re: [Leica] Metering question

[John Collier <jbcollier@home.com>]

I am afraid that Mr. Eastland is mistaken. The metered area only changes if
you change the lens. It actual also changes as you focus but that is getting
picky. I wish he was right though, that would be really handy!

John Collier

> From: "Mike Rivera" <mike_rivera@email.msn.com>
>
> I have a questions regarding metering on an M6 (non-TTL).
> 
> I was reading the "Leica Compendium" by Jonathan Eastland and I came across
> this:  "...the photographer can accurately measure very small areas of the
> object to be photographed using the preselector lever."  He goes on to
> state, "By flicking the preselector lever to bring up the 90mm bright-line
> frame, particular areas of the scene can be measured and interpolated.  Even
> smaller areas an be metered using the 135mm projected frame, in effect
> giving the photographer a selective metering facility."
> 
> Am I to assume then if I have my 35mm lens on the camera and I want more of
> a "spot-meter" reading, I can simply flick the bright-line frame selector to
> the 90mm frame and the metered areas gets correspondingly smaller?
> 
> How can this be?   I thought the metered area was determined by the lens
> attached, mechanically.  If the above is true, how would the camera know how
> much area to meter since the bright-line frames are shared by two focal
> lengths (the 90mm and the 28mm share the same bright-lines)?
> 
> Confused in Sacramento and it's only 7am.
> 
> Mike Rivera
> 
>