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6D 15.20 - Psychedelic Effects

Demonstrates: Just how bad the 60's really were.
Description: 12" polarizer is mounted on a geared motor with variable speed. Small polarizer and image disk are placed in the slide holder.

6D 20.40 - Laser with Interference Patters

Demonstrates: More slits causes pattern to be brighter.
Description: A multiple slit slide is placed in the slide holder to achieve different patterns.

6D 20.50 - White Light with Gratings

Demonstrates: Spectrum of white light.
Description: Use an incandescent bulb with the pass out slits.

6D 30.10 - Newton's Rings

Demonstrates: Constructive and destructive interference patterns in color.
Description: Colored rings display interference patterns on a screen. Thumbscrews change patterns.

6D 30.20 - Film Interference

Demonstrates: Interference patterns.
Description: Light reflects off a soap film and projected. Interference patterns are visible.

6D 30.30 - Thin Film of Air

Demonstrates: Interference patterns.
Description: A film of air between two pieces of glass creates interference patterns.

6D 40.10 - Michelson Interferometer with Laser

Demonstrates: Interferometry.
Description: Unit is set up on a small optical bench with the interferometer on a separate stand. Place demo about 15 to 20 feet from screen for best result.

6D 40.20 - Michelson Interferometer with Microwaves

Demonstrates: Interferometry.
Description: Unit sets up on particle board base with guide strips to simplify alignment.

6D 40.30 - Pohl's Mica Sheet Interferometer

Demonstrates: Interference patterns.
Description: Interference pattern produced by mica sheet is displayed on to a screen.