: The flash sends a quick, low-power burst before the main exposure.
: The flash fires at that specific power as the shutter opens. Ttl Models Images
is an automated camera technology that calculates the correct flash exposure by measuring light after it passes through the lens. 📸 What is TTL? : The flash sends a quick, low-power burst
: It instantly calculates the power needed to achieve a "neutral" exposure (aiming for 18% gray). : The flash sends a quick
Instead of manually setting flash power, the camera and flash communicate to determine settings.
: The camera's sensor measures the light reflected back from the subject.