At 10:50 AM 4/28/1998 EDT, you wrote:
>Hi Per:
>
>OTF would be a type of TTL operation, as would metering in the prism, metering
>on the mirror, metering through a semi-silvered mirror, metering through the
>lens using a swing away arm, etc. One advantage of OTF is that it registers
>changes occuring while the exposure is in progress. One disadvantage is that
>not all film surfaces have the same reflectance. (Oh boy, here goes a thread
>on film surface reflectance!)
>
Gary,
Ok, I'll bite. What's the scuttlebut on film surface reflectance?
Joel
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