Why TTL Might Be Making You Hate Your Flash
A number of years ago, the flash industry touted a breakthrough called TTL (an abbreviation for Through The Lens metering—some companies call their brand of it E-TTL, i-TTL, etc.), which uses your camera’s built-in metering to automatically adjust the amount of power your flash puts out. Sounds good, right? In some cases, it actually works. However, when it doesn’t work (and it has been my experience that it doesn’t work all that often, or simply isn’t consistent from shot to shot), then what? I’ve seen so many people using TTL quickly get to the point where they just say to themselves, “Well, I must ...
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