external flash worksheet

  1. you would use external flash when you want to add more light to the subject.
  2. yes, if you want an accurate flash reading.
  3. flash synchronization is the synchronizing the firing of a photographic flash with the opening of the shutter admitting light to photographic film or electronic image sensor.
  4. ETTL is an acronym that stands for Evaluative through-the-lens.
  5. what will happen is that there will be dark bands or areas in the photo that are underexposed.
  6. photographers bounce the flash and use a diffuser to make a spread-out light that fills the environment.
  7. a slave is a mode in which it tells a flash unit to watch for incoming light, then fire it when it senses the light being produced by another flash unit.
  8.  if your image comes out too dark or too bright, maybe check if your ISO is set up right.