>The PC / 40 has a lot of qualities of the OM-10 / G, including plastic top
>and bottom covers.
>_________________________________
>John Hermanson
"Qualities"?
<grin>
Poor-man's versions of the Mercedes ...
M<
>Camtech Photo Services, Inc.
>21 South Lane,
>Huntington, NY, 11743-4714,
>631-424-2121, www.zuiko.com
>_________________________________
>----- Original Message -----
>From: "Moose" <olymoose@xxxxxxxxxxxxxxx>
>To: <olympus@xxxxxxxxxx>
>Sent: Thursday, September 02, 2004 8:49 PM
>Subject: [OM] Re: OM40 / OMG OM2 OM2n and T10 Ring Flash
>
>
>> As Jim says, the OM40 is the OMPC in the US, not the OMG.
>>
>> The OTF functions of the OM40 are essentially the same as the OM-4
>> rather than the older OM-2(n), just to be precise.
>>
>> In any case, the T-1 should work properly with it. I have noticed that
>> OM40(PC)s seem to have poorer quality metal/coatings on the flash shoe
>> contacts than the single digit bodies. I have had odd flash problems
>> with them that were cleared up by careful, thorough cleaning of the
>> contacts on the flast shoe and the flash. It could be as simple as
>> slightly different pressure, location and/or cleanliness on the part of
>> the T-1contacts vs. the T32 combined with slightly corroded flash shoe
>> contacts. At least that is one simple explanation that has been true for
>> me in the past that might solve your problem.
>>
>> I don't know if you are aware of it, but the 2 Oly specific contacts on
>> the bottom of the T series flashes, including the T-1, are spring loaded
>> and pushed back up into the foot when not on an Oly shoe. The little
>> plastic prong on the bottom of the foot that does this must drop into
>> the dimple on the shoe to drop the contacts down. Anything in the dimple
>> which keeps the prong from fully deploying will reduce the pressure of
>> the flash contacts on the shoe contacts. It's a clever design, but less
>> reliable than fixed springy contacts because it lowers the contacts
>> against the shoe rather than having them wipe across, which tends to
>> clean off corrosion. The single contact in the center that is used by
>> all shoes is fixed and wipes across the shoe contact into place.
>>
>> I hope that helps.
>>
>> Moose
>>
>> Michael Kopp wrote:
>>
>> >The OM40 works fine with a T32, making it produce flashes of varying
>> >brightness (power/time) depending on f/stop and distance as it's
>> >supposed to do.
>> >
>> >It does not seem to do this with the T10, which produces what appears
>> >to be a full-power flash no matter what the f/stop or distance......
>> >
>> >
>>
>>
>>
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