- You would use external flash when inside where there isn’t much light.
- You don’t need to meter the light
- It means the firing of a photographic flash with the opening of the shutter admitting light to photographic film or electronic image sensor.
- ETTL means Evaluative Though-The-Lens.
- If you shoot faster half of your photo will be blacked out.
- They do that for the purpose of softening the light.
- Slave mode is mode that instructs a flash unit to monitor incoming light
- If your photo comes too light or too dark you would have to use Auto Lighting Correction.