Archived posting to the Leica Users Group, 2004/03/03
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]I am using completely manual setup with a 320 w/s monolight which I can dial up/down power ouptut. I am trying to figure out how to measure flash output with an incident meter and isolate that measurement from ambient light. Or is this really not a significant difference in most situations? Eric >From: "Don Dory" <dorysrus@mindspring.com> >Reply-To: leica-users@mejac.palo-alto.ca.us >To: <leica-users@mejac.palo-alto.ca.us> >Subject: RE: [Leica] Ambient light + Strobe metering question >Date: Wed, 3 Mar 2004 07:23:43 -0500 > >Eric, >If you have a manual flash then the appropriate Fstop for the flash is >based on distance of the flash to the subject (based on guide number or >power output of the flash). The drill would be set ambient exposure >making sure your shutter speed is not higher than the flash synch speed, >focus, check distance/Fstop on the flash, reset ambient exposure so the >Fstop corresponds to what the flash needs. This is a lot easier if you >have a flash with variable power like the old Vivitar 283's or a lot of >the Metz units. > >In the modern age, if you have a TTL flash system, the camera adjusts >the flash so you get fill without thinking. > > >Don >dorysrus@mindspring.com > >-----Original Message----- >From: owner-leica-users@mejac.palo-alto.ca.us >[mailto:owner-leica-users@mejac.palo-alto.ca.us] On Behalf Of eric >Sent: Tuesday, March 02, 2004 10:27 PM >To: LUG >Subject: [Leica] Ambient light + Strobe metering question > >A photo technique book I was reading has a chapter on using a strobe for >fill light. >As an example, the author discussing an ambient lit scene which meters f >5.6 >at 1/125 sec >He then discusses the use of a strobe set to output of 5.6 and varying >the >shutter speed to add or subtract ambient light. > >Question: >When shooting outdoors and metering a scene (ambient light + strobe), >how do >I >isolate the f stop output of the strobe? >Do I meter ambient light, then meter ambient light + strobe and use the >difference to >figure my flash output? >Do I just subtract f stops to figure the flash output? > >thanks, >flash newbie Eric. >-- >To unsubscribe, see http://mejac.palo-alto.ca.us/leica-users/unsub.html > > >-- >To unsubscribe, see http://mejac.palo-alto.ca.us/leica-users/unsub.html _________________________________________________________________ Create a Job Alert on MSN Careers and enter for a chance to win $1000! http://msn.careerbuilder.com/promo/kaday.htm?siteid=CBMSN_1K&sc_extcmp=JS_JASweep_MSNHotm2 - -- To unsubscribe, see http://mejac.palo-alto.ca.us/leica-users/unsub.html