At 05:17 PM 1/10/98 +0100, Richard Schätzl wrote:
>Tomoko Yamamoto wrote:
>
>> >>As are most of the OMs, too (I think). I seem to recall that the OM-2 and
>> >even
>> >>my lowly OM-10 have a "hidden" top speed of 1/2000 in auto mode to
provide
>> >an
>> >>extra stop of overexposure insurance.
>> >>
>> >
>> >It would be interesting if this could be verified by other list members.
>> >I´ve certainly not discovered any hidden top speed of 1/2000 on my OM-2SP!
>> >
>> As I was reading old Oly mails, I came across this, quoting from John H.'s
>> e-mail:
>>
>> With no oil on the magnet, the shutter should fire between 1/1000 and
>> 1/2000th of a second (the speeds above 1/1000 are not advertised) and
>> you should see a light bar (due to the TV scanning system) about 1/8
>> inch wide, running diagonally across the film plane.)
>> This is from discussion of oil on the magnet in Shawn's OM-10. That may be
>> why Shawn remembers this.
>
>Could someone repost this mail or which explained how to check the
>shutter times with a TV set or computer monitor?
Here is the portion of John H.'s suggestions.
>
>I've seen oil on the magnet in virtually all OMs with a horizontal cloth
>electromagnetically controlled shutter. Try cocking the shutter and let
>it sit overnight. Then set it to auto, remove the lens, open the back,
>hold it about a foot and a half away from your eye. Point it at
>television (turned on of course) and fire the shutter while looking
>through the shutter area.
>With no oil on the magnet, the shutter should fire between 1/1000 and
>1/2000th of a second (the speeds above 1/1000 are not advertised) and
>you should see a light bar (due to the TV scanning system) about 1/8
>inch wide, running diagonally across the film plane.)
>If you have OOTM, the shutter may stay open for ANY speed up to 4 or 5
>seconds.
>It can be fixed.
>
>John
>Camtech
>
>
Tomoko Yamamoto
Photographer, Composer, Soprano
mailto:tomokoy@xxxxxxxxx
http://www.charm.net/~tomokoy/
-All the photos (except panorama) with OM's-
http://ep.com/ep/csp.html?csp=1130
-Olympus Equipment Classifieds-
##################################################################
# This message was delivered via the Olympus Mailing List
# To receive the Olympus Digest send mail to: listserv@xxxxxxxxxxxxxxx
# with subscribe olympus-digest in the message body.
#
# To unsubscribe from the current list send a message to
# listserv@xxxxxxxxxxxxxxx with unsubscribe olympus in the message body.
#
# For questions email: owner-olympus@xxxxxxxxxxxxxxx
##################################################################
|