Frank van Lindert wrote:
>
> On Wed, 04 Nov 1998 13:37:53 -0500, John Hermanson <omtech@xxxxxxxxx>
> wrote:
>
> >I will be testing the next IS-3000 that comes in for service (whenever that
> >might be.)
> >
> >John
> >
> I found the relevant page in the English edition of the Magic Lantern
> Guide called Olympus IS2 & 3 (by Richard Huenecke and Bob Shell)
>
> On p. 118 it says:
>
> FAST FLASH SYNC
> (IS-3000 only, not on IS-3)
>
> This feature allows you to use flash or fill flash at any shutter time
> up to 1/2000 second. Unfortunately, due to patent licensing
> difficulties, this feature is not found on North American IS cameras.
> In operation, this system works by pulsing the flash rapidly at
> shutter speeds faster than 1/100 of a second producing the appearance
> of flash synchronization at speeds faster than the true maximum sync
> speed.
> This system allows some types of photography which would be impossible
> otherwise, but with very limited flash power in this mode. Even with
> ISO 400 film your maximum shooting distance is only around ten feet.
>
> end quote
>
> In the German edition of this book by R.Huenecke (alone this time),
> devoted only to the IS-3000 and with about double information content,
> the super FP flash as it is properly called there described in more
> detail.
>
> BTW, it only applies to the built-in double flash - not the G-40.
>
> Frank van Lindert
> Utrecht NL.
Frank, et al;
This is certainly puzzling. I mean, why are there patent problems in US
on the IS-3 having Super-FP flash while the F-280 is being sold here?
Strange.
George
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