I have no F280 manual, the F280 operation is very tricky, with higher film
speed you got higher shutter speed/smaller aperture combination, the Guide
Numbers will be reduced under this condition, eventually you will not get
longer flash range.
C.H.Ling
----- Original Message -----
From: "Winsor Crosby" <wincros@xxxxxxxxxxxxx>
>
> It makes my head hurt just to think about it. The F280 manual has a
> chart that shows increased range for the flash with higher film
> speed, larger F stops and slower shutter speed. Of course with with
> higher film speed the automatic exposure system will operate to
> decrease the light coming into the camera from both ambient and flash
> sources. I guess you carry the chart.
> --
> Winsor Crosby
> Long Beach, California
>
< 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 >
|