TECHNIQUE ASSESSMENT

BULB MODE

In modes like Manual and Aperture or Shutter Priority, the max shutter speed you can shoot at is 30 seconds. We’ll be using Bulb mode, which enables you to use a remote shutter release to keep the shutter open for as long as needed – up to several minutes for astro work. We also pushed Colin’s ISO to 1000 on his EOS R, and opened the aperture to f/2.8 to let in as much light as possible.

RAW POWER

Chris dived into the settings menu of Colin’s EOS R and set it to shoot CR3 raw files, as these will contain loads more exposure information than