> As simple as I can make it: > > With the DS built-in flash > - P-TTL works with A series and all AF lenses. > - flash operates full output, unmetered, with pre-A lenses used in > manual exposure mode (so you can control the aperture). > > With the DS and an AF360/540FGZ dedicated external flash > - P-TTL mode works with A series and all AF lenses > - TTL mode works with pre-A series lenses. > > The one case I have not checked is to use a pre-A lens in Av mode and > see if that works with P-TTL. It might, because the lens will ALWAYS > be wide open ... the camera can make the exposure evaluation with the > pre-flash before lifting the mirror. > > Godfrey > Thanks for the clarification. I was confused due to the typo for the -DS and comparing it to the -DL manual, etc. It makes sense that a P-TTL flash wouldn't work with pre-A if the preflash is taken before the mirror lifts.
Stupid no aper****-coup***... -Cory -- ************************************************************************* * Cory Papenfuss, Ph.D., PPSEL-IA * * Electrical Engineering * * Virginia Polytechnic Institute and State University * ************************************************************************* -- PDML Pentax-Discuss Mail List PDML@pdml.net http://pdml.net/mailman/listinfo/pdml_pdml.net