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Re: [OM] T-32 Fill Flash Outdoors

Subject: Re: [OM] T-32 Fill Flash Outdoors
From: John Hermanson <omtech@xxxxxxxxx>
Date: Fri, 16 Apr 1999 13:29:31 -0400
Free Oly user manuals:  1-800-221-3000

John

George M. Anderson wrote:
> 
> Michael;
> 
> Call Oly in NY. They'll probably send an F280 manual, gratis.
> 
> George
> 
> Michael O'Carrigan wrote:
> >
> > >For those who read the first set of *incorrect* instructions . . . here is
> > >a *corrected* set and an apology for any confusion caused:
> > >
> > >Here is how I do it with the same combo of OM-4 and T-20, T-32 *and* F-280
> > >using TTL OTF mode:
> > >
> > >1.  Make sure the camera is in Auto mode with the ASA set for the film
> > >speed you are using, and the EV compensation ring on the ASA dial is set to
> > >ZERO.
> > >
> > >2.  Mount the flash to the camera but leave it *OFF*.
> > >
> > >3.  Aim at your subject, focus, and with the flash unit *OFF*, adjust the
> > >aperture ring until you get a 1/60th shutter speed.
> > >
> > >Note:  This is the sync speed for the flash unit and you will also be
> > >properly exposed without any flash for the scene's ambient lighting.
> > >
> > >4.  Turn the flash ON to TTL Auto Mode.
> > >
> > >Note:  This "locks" the camera at 1/60th so the shutter speed cannot change
> > >and the overall scene will stay properly exposed for ambient lighting.
> > >
> > >5.  Turn the EV compensation ring (without lifting it) clockwise from -2/3
> > >to -2 compensation depending on how much fill you want.
> > >
> > >Note: The dial moves in 1/3 stop increments.  If you are compensating for
> > >mottled shadowing caused by small tree branches over an otherwise sunlit
> > >subject, you probably want more fill (-2/3 to -1).  If you want only to
> > >make eyes sparkle and enhance contrast slightly on a deep overcast day, you
> > >probably want less fill (-1-1/3 to -2).  Experience in doing this will
> > >develop a sense of how much fill *you* want.  Everyone's preferences are
> > >different.  This "fools" the TTL OTF metering into thinking the film needs
> > >less light from the flash.
> > >
> > >6.  Shoot the number of frames you wish of the subject.  Repeat steps 3 - 5
> > >if ambient lighting changes.
> > >
> > >7.  Remember to turn the flash OFF and reset the compensation dial to ZERO
> > >when you are done with fill flash.
> > >
> > >To reiterate what you have done.  You are using the aperture ring to find a
> > >proper non-flash exposure at 1/60th second for the overall scene.  You are
> > >then fooling the flash unit and TTL metering combination into thinking you
> > >need less light.  However, the camera will remain locked at 1/60th shutter
> > >speed as soon as the flash has charged.
> > >
> > >I recommend you try this with a victim, er subject , on some non-critical
> > >photographs and experiment with different fill levels (compensation dial
> > >settings) both in mottled shade with bright sunlight and under deep
> > >overcast.  Keep records of what you did for each frame and then look at the
> > >results.  You can then choose what settings please you most for your own
> > >fill-flash work.
> > >
> > >Fortunately the OM-2[n, sp] and OM-4[t] can use the TTL Auto mode on the
> > >T-20, T-32 and T-45.  This method should also work if you are using an
> > >F-280 as its only "auto" mode is TTL Auto.  There is a different way to do
> > >this with a T-20 or T-32 in Normal Auto (using the sensor on the front of
> > >the flash unit) but it is more complicated and more difficult to control
> > >how much fill you get.
> > >
> > >-- John
> >
> > Thanks for the posting re: T32 fill flash in daylight.
> >
> > I think this area of photography (flash control) is the hardest to become
> > familiar with.  Correct fill flash with a T32 and an OM 2n (or above) has
> > always been a "hit amd miss" exercise with me.
> >
> > I have till now used my OM2n/T32 on Manual, GN 16 or 32, 1/60 shutter speed
> > and adjusted the F/Stop according to the distance from the victim.  Results
> > are usually good.
> >
> > When using your set-up what is the significance of leaving the T32 off
> > untill the camera settings are made?  Wont the OM2n stay on 1/60 if the
> > viewfinder needle says so, even if the compensation ring is turned?  What
> > effect on the camera does leaving the flash ON or OFF have?
> >
> > I have an F280 and OM3Ti but have never used them together as a daylight
> > flash combo.  As I dont have a manual for the F280 I dont know the correct
> > process for setting up for fill flash.  But then again I have a manual for
> > the T32 and it does not explain anything in much detail and certainly not
> > the procedure you submitted.
> >
> > Michael.
> >
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> 
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