It's a bird

by Vian Esterhuizen

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Your camera can only meter the light in the scene. The flash hasn't flashed yet, so there's no flash for the camera's meter to measure and account for. Your camera can adjust the built-in flash automatically because it can "speak" to the flash to perform TTL (through the lens) metering. The camera tells the flash to fire a "preburst" of light at a known ...


That's an Olympus OM mount lens and the T3 uses the Canon EOS mount, so you need an OM -> EOS adapter ring. You will want to make sure the ring has a stop-down pin on it to keep the DoF preview lever on the lens depressed, so the lens will stop down as you adjust the aperture ring. Be aware that you will not have aperture control from the camera (you have ...

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