Oops! I had sent a reply to another message before getting this
message. This really explains the situation to some extent.
Omer Nezih GEREK
Electrical & Electronics Dept. email: gerek@xxxxxxxxxxxxxxxxx
Bilkent University, phone: 90-312-2664040 x 2480
06533 Bilkent, Ankara, fax : 90-312-2664307
TURKEY http://www.ee.bilkent.edu.tr/~gerek
>
> >How does the OTF trigger faster than 1/60? Or does it? Only at 1/60 or
> >slower, the shutter is completely open, and if the sensor detects over
> >exposure (integral of the ligh, depending on ASA) immediately, it should
> >start closing the shutter. Is there a faster reaction system in OM's?
> >Does it, for example, trace the shutter horizontally, as well? The stripe
> >that traces the shutter plane during 1/1000 is quite narrow. Is it
> >possible for the sensor to react so instantly that the second curtain
> >starts following the first opening immediately to produce 1/1000th?
>
>
> The shutter curtain has a reflective pattern on it that simulates the
> surface of the film. This allows the OTF metering to create exposures
> faster than 1/60. Brilliant design, really.
>
> Ken Norton
>
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