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<blockquote data-quote="Bengt Nyman" data-source="post: 135670" data-attributes="member: 13692">Maybe somebody can answer this question:I have set my custom settings such that when I half press the shutter release the camera will auto focus as well as light meter; C1=ON.I find this very useful, especially when I want to re-frame the shot but maintain focus and proper exposure of the original object, for example a face. This is all working well and easy to understand. Now add to this the built-in, or the SB-910, flash and all is well and easy to understand as long as I do not re-frame the shot. However, shooting as described above with flash and re-framing the shot I do not understand how the D800-SB910 achieves proper exposure since it does not fire a pre-flash before I re-frame.1. Does it simply ignore the initial light metering and do a normal pre-flash - meter - flash exposure in the new location.2. Or does it use the initial light metering, without a pre-flash, to calculate required flash-lumens to achieve desired exposure of the object selected before re-framing.</blockquote>

[QUOTE="Bengt Nyman, post: 135670, member: 13692"] [FONT=Verdana]Maybe somebody can answer this question:[/FONT] [FONT=Verdana]I have set my custom settings such that when I half press the shutter release the camera will auto focus as well as light meter; C1=ON.[/FONT] [FONT=Verdana]I find this very useful, especially when I want to re-frame the shot but maintain focus and proper exposure of the original object, for example a face. This is all working well and easy to understand. Now add to this the built-in, or the SB-910, flash and all is well and easy to understand as long as I do not re-frame the shot. However, shooting as described above with flash and re-framing the shot I do not understand how the D800-SB910 achieves proper exposure since it does not fire a pre-flash before I re-frame.[/FONT] [FONT=Verdana]1. Does it simply ignore the initial light metering and do a normal pre-flash - meter - flash exposure in the new location.[/FONT] [FONT=Verdana]2. Or does it use the initial light metering, without a pre-flash, to calculate required flash-lumens to achieve desired exposure of the object selected before re-framing.[/FONT] [/QUOTE]

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