- I would use external flash when it is dark outside.
- No, you do not need the meter light if I use flash.
- the firing of a photographic flash with the opening of the shutter admitting light to photographic film or electronic image senso.
- ETTL means through the lens meter.
- Faster shutter speeds can cause dark bands or underexposed areas in the image.
- They use it to improve the appearance of flash when shooting in large spaces or outdoors.
- A slave enables a flash to trigger instantly when the sensor on the front of the unit registers light from another flash.
- You should adjust the exposure value.