What is 'TTL' flash metering and how does it work?
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A
Through-The-Lens metering where the camera fires a pre-flash to measure reflected light and automatically sets flash power
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B
Time-to-Light delay setting that synchronizes flash firing with the shutter
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C
Total-Transmit-Light mode that uses full power on every flash exposure
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D
Timed Tungsten Lighting that adjusts flash color temperature automatically