At 10:20 PM 7/31/1998 EDT, you wrote:
>
>The thought behind the design of the OM-3/4 metering and the highlight and
>shadow buttons has always intrigued me. (sorry, I'm an engineer so please
>allow me to ramble) Even though I can't find it written anywhere in a manual
>or brochure, it looks like the shadow button is -2 2/3 stops and the
highlight
>is +2 stops. So that would put the shadows almost in zone 2 and the
>highlights in zone 7. AFAIK this is about the same range that most slide
>films are capable of recording. I'm willing to bet that Olympus took this
>textbook example of the zone system to decide what the compensation for the
>buttons should be. As Doris & Joel mentioned, exposure is a matter of
>personal experience and preference. If Oly's preselected compensation suits
>your taste then use 'em. If not you've got average and multispot metering as
>alternatives. Wow, what a camera!...three methods to choose from. Quite
>honestly, I rely mostly on multispot metering or a gray card. I rarely use
>these buttons.
>
>
>Bill Rice
>RLB, Illinois
>
Hi Bill,
It sounds, then, as though the shadow and highlight feature is actually
dual-spot, or average of exposure extremes, or something like the
black-and-white point feature on my scanner. Is this correct? Does the
camera automatically "find" these values when you use this feature?
Joel
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