On Aug 27, 2007, at 6:19 AM, Mark Roberts wrote: > Godfrey DiGiorgi wrote: > >> On Aug 27, 2007, at 5:05 AM, Mark Roberts wrote: >> >>> Just in case you ever need to know, here's how you do it: >>> Camera set to *manual* exposure >>> Aperture set for desired DOF >>> Shutter speed set to minimum hand-holdable speed or for brightest >>> area >>> where you'll be shooting -- whichever is greater >>> Flash set to P-TTL auto, no exposure compensation >> >> Essentially the same as using a simple, non-dedicated auto-flash, > > Don't you have to adjust aperture for flash-subject distance for > those? > (Been a while since I used one.)
No ... as long as you're within the range set by the flash unit's maximum power output and the minimum power it can achieve, you leave the aperture alone. It's doing exactly what the P-TTL flash unit is doing in this instance except that the flash sensor is on the flash, not in the body. Godfrey -- PDML Pentax-Discuss Mail List PDML@pdml.net http://pdml.net/mailman/listinfo/pdml_pdml.net
