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Re: [OM] advice needed: SPOT meter reading differs from AUTO on gray car

Subject: Re: [OM] advice needed: SPOT meter reading differs from AUTO on gray card??
From: Mark Dapoz <md@xxxxxxxxxxxx>
Date: Thu, 16 Jan 2003 22:32:02 -0500 (EST)
On Thu, 16 Jan 2003, John Hermanson wrote:

> You'll find that spot meter reading will change depending on what lens you
> use.  I think this was discussed here a couple of years ago.  It is noted in
> the multi page repair manual  list of "things the OM-4 does that people may
> think are defects, which  cannot be fixed no matter what........."  Really!

Here's what the OM-4 service manual has to say about SPOT errors, but I'm not
really sure what it's saying!:

  How is exposure affected by using present in spot light measurement?

  Misoperation to result in over-exposure.
  Since exposure degree is determined based on the light intensity reduced by
  the preset, over-exposure results in to a degree corresponding to the number
  of steps from open to stop-down position.
  NOTE: Exposure degree is unaffected in light measurement other than the SPOT
  mode (direct light measurement)


                                        -mark


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