In a message dated 99-10-17 09:02:11 EDT, you write:
> Thinking about it, if in the case of the OM2 the metering pattern were
> determined by the pattern on the shutter curtain what happens during long
> OTF exposures? Film doesn't have the same reflectance pattern, so OTF
> metering would become average instead of centre-weighted. I'm with Chip on
> this one.
>
> Regards
> Richard
The 1976 Modern Photo. review confirms this. The OM2 (earlier version) was
centerweighted at 1/60 or faster but at slower speed, the OTF measurement
became a larger and larger factor in the exposure. At 1/30, the exposure was
30 enterweight; at 1/15 is was 20%.
Warren
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