I've achieved good exposure results with my OM-2n on auto with a pinhole cap
(f185), even with velvia 50. An example is at
http://redwingmusic.com/photo/pinhole/pinhole2.html
Jim
>Date: Fri, 5 Dec 2003 19:36:25 +0200
>From: petertje@xxxxxxxxxxxxx
>Subject: Re: [OM] OM Pin-hole photography problem - help!
>
>Hi,
>
>> I decided to try pin-hole photography with my OMs recently... I bought a
>> body cap with a drilled piece of stainless steel in the center. When I
>> tried it out on my -4T, I expected a pretty long "open shutter" time, given
>> the f/stop is on the order of 180 or so. To my surprise, almost every
>> exposure I tried clicked off at about 12-14 seconds, regardless of what I
>> pointed the camera at. Is there something I'm missing? Is there some tab or
>> coupling pin on the back of the OM lenses that enables OTF metering - the
>> modified lens cap obviously does nothing except engage the three bayonet
>> lugs... Any suggestions on what I can do to make this work? I'm thinking
>> about trying a short extension tube between the body and the cap...
>
>I've got exactly the same setup. The good thing about mine, is that I know my
>pinhole is 0.1mm, and about 5 cm away from the film, making it f512. But I've
>tried auto-exposure too, on slide, and it came out great on the first attempt.
> Even better: when I turned the exposure compensation dial for an extra stop,
>it came out over-exposed. That was 8 and 16 seconds resp.
>
>Great little meter in the OM-4Ti :-)
>
>
>Peter.
>
< This message was delivered via the Olympus Mailing List >
< For questions, mailto:owner-olympus@xxxxxxxxxxxxxxx >
< Web Page: http://Zuiko.sls.bc.ca/swright/olympuslist.html >
|