The cell which is used in the 2S, 4 etc for spot/average readings is also used
in
the PC. In this case the central dot reading is compared to the surrounding
area. If a great difference in exposure is seen by the meter, ESP compensates.
John
EdMall@xxxxxxx wrote:
> In a message dated 8/6/98 6:58:38 PM, you wrote:
>
> <<Hello:
> I just purchased a OM-PC as a replacement for my OM-40 (OM-G).
> I understand the functionality until I get to the new features.
> As I understand it; ESP provides an alternative means of reading the light
> in all modes.
> Automatic mode is aperture preferred as in the OM-40.
> What is Program mode? And how does it work?
> Also I have gotten idea that OM-PC can adjust shutter speed when using a
> flash.
> How is this done?
> Thanks for any help,
> Larry
> (lsdresne@xxxxxxxxxxx)
> >>
>
> In ESP mode of the OMPC , the camera ignores extreme differences in lighting.
> For instance, shooting in ambiant light indoors with a light source in the
> frame, ESP will ignore (sort of) the light source and set exposure based on
> the rest of the frame. If you're familiar with the statistical bell curve,
> the OMPC throws out values that lie outside the bell. ESP is specially
> effective for: Backlighting (try to keep the main subject fairly near the
> center of the composition--Check for the ESP Metering symbol in the
> viewfinder); When part of the subject area is extremely bright; and, when the
> surrounding area is very dark.
>
> Program mode selects both the aperture and the shutter speed for you based on
> an internal algorithm. The idea is to get the shutter speed up to hand-
> holding speed, then to stop the lens down for best depth of field. Just put
> the camera on <P> and set the aperture ring to the smallest available aperture
> (largest F number). Use this with ESP for very good auto exposures.
>
> With an Olympus T-series flash, the OMPC delivers OTF (off the film) metering.
> You actually have three different modes available: OTF program; OTF aperture
> prefered; and manual. This works wonders with bounce flash, diffused flash,
> and extreme closeups. And it's all based on how much light is actually
> striking the film surface.
>
> It's a nice little camera. Just be sure to have extra batteries on hand (357
> is best, or SR44) because, without batteries, you have a very highly machined,
> precision paperweight.
>
> Enjoy
> Ed
>
>
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