SLINKY
WAVE MACHINE
BLACKBOARD OPTICS
LIGHT PIPE
THE MIRAGE
IMAGE OF LIGHTBULB
REFLECTION/REFRACTION TANK
RAINBOW PROJECTOR
EYE MODEL
LASER INTERFERENCE
NEWTON'S RINGS
LASER DIFFRACTION
RALEIGH LIMIT
POLAROIDS
MICROWAVE OPTICS
PHOTOELASTIC STRESS
SPARK CHAMBER