In *ist D not of the film (!) - just during exposure, I believe.
Regards
Jens Bladt
http://www.jensbladt.dk

-----Oprindelig meddelelse-----
Fra: Kostas Kavoussanakis [mailto:[EMAIL PROTECTED]
Sendt: 6. februar 2006 11:28
Til: pentax-discuss@pdml.net
Emne: Re: Flash and *ist D


On Mon, 6 Feb 2006, Don Williams wrote:

> The camera has no 'K' mount lens attached. It sits on top of a tube fitted
to
> a bayonet to screw-mount adapter. The camera is set to 'other than A'. All
> the image forming optics are external. So will TTL work?

I think it will (try to) work; a separate sensor measures off the
film/CCD. However, there are minimum distances per FL that are
recommended by the flash manufacturer, and this may make TTL less
reliable.

Kostas



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