>The SB 700 woks differently that the other Nikon Speedlights, >in that the use of TTL or TTL-BL is determined by the camera >settings, you can't set it on the flash. > >When your camera is set to spot meter and the SB-700 is in >TTL, the camera will meter on the focus point and send that >info to the flash. Should you need to meter on a different >point that the focus point, you can set the AE-L/AF-L button >to Flash Value Lock (Assign AE-L/AF-L in the Controls section >of your Custom Setting Menu, but not sure what camera you are >using as your profile isn't filled out). Press the button when >focused on the spot you want to meter, then recompose to focus >and shoot.
Hi Mick Thanks for reply. (profile now filled in ) I am using a D7000. Thats good advice and nicely answered. I will now programme my AE-L button and have a play.