Archived posting to the Leica Users Group, 2002/04/29
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]hi everyone, in relation to TTL SF20 FLASH and distance, I would liek to ask a question for all expert here. what is the closest distance to subject that SF20 can do TTL without washout detail? thank you Olivier >From: Rolfe Tessem <rolfe@ldp.com> >Reply-To: leica-users@mejac.palo-alto.ca.us >To: leica-users@mejac.palo-alto.ca.us >CC: Paul Chefurka <paul@chefurka.com> >Subject: Re: [Leica] SF20 question >Date: Mon, 29 Apr 2002 13:59:43 -0400 > > >--On Monday, April 29, 2002 1:33 PM -0400 Paul Chefurka <paul@chefurka.com> >wrote: > >>As a complete newcomer to TTL twinkie flash, I have a stupid question. >>Why does the SF20 manual tell you to transfer the lens aperture setting >>to the flash when working in TTL mode? I thought one of the points of >>TTL flash metering was that lens aperture and subject reflectance were >>taken into account automatically by the sensor in the camera. > >It is so the distance range for that f stop will be displayed. This is for >information purposes only and there is no real need to transfer the f stop >setting to the flash. It would be better if the manual made this clearer as >you're not the only one who has ben confused by it ;-). > >-- >Rolfe Tessem >rolfe@ldp.com >Lucky Duck Productions, Inc. >-- >To unsubscribe, see http://mejac.palo-alto.ca.us/leica-users/unsub.html No Archive _________________________________________________________________ Send and receive Hotmail on your mobile device: http://mobile.msn.com - -- To unsubscribe, see http://mejac.palo-alto.ca.us/leica-users/unsub.html