| http://www.w3.org/ns/prov#value | - In other words, the flash metering system always assumes there is a subject centered in the frame when it fires its preflashes.Then, the flash computer compares the brightness of the subject (based on the reflected preflash from the center of the frame) to the brightness of the background (based on the matrix measurement of the entire frame from the camera), and it computes a flash power that will
|
