david gilliver: #1: Cardboard tube lit from front
david gilliver: #2: Cardboard tube lit from angle to show shape
david gilliver: #1: Penguin lit from front
david gilliver: #2: Penguin lit off-centre to show texture
david gilliver: #1: penguin lit by bare, small flash
david gilliver: #2: penguin lit by umbrella through flash
david gilliver: #3: penguin, umbrella through flash, aperture opened further
david gilliver: #4: Flash through umbrella moved away
david gilliver: #1: two flashes at even power
david gilliver: #2: two flashes at even power
david gilliver: #1: black stapler on black
david gilliver: #2: black stapler on white (black surrounds)
david gilliver: #3: black stapler on white (white surrounds)
david gilliver: #4: black stapler on white (red sheet at right)
david gilliver: #5: black stapler on white (closer to red sheet)
david gilliver: Inverse square law demo
david gilliver: #1: flash close to John
david gilliver: #2: flash further away
david gilliver: Flash bounced off ceiling (ambient light in corner)
david gilliver: Flash bounced off ceiling (no ambient light)
david gilliver: Neil: #1 of 5
david gilliver: Neil: #2 of 5
david gilliver: Neil: #3 of 5
david gilliver: Neil: #4 of 5
david gilliver: Neil: #5 of 5
david gilliver: David: #1
david gilliver: David #2
david gilliver: David: #3
david gilliver: David: #4
david gilliver: David: #5