6A40 Refractive Index

Three prism stack - Video

demonstration image
Catalog: 
6A42.51
Location: 
3_1
Video Encyclopedia :A stack of three prisms of different glass, and index of refraction, shows different refraction and dispersion.

Critical angle/total internal refl.-Video

demonstration image
Catalog: 
6A44.20B
Location: 
3_1
Video Encyclopedia :Shine a beam through the side of a tank containing fluorscein. Rotate a mirror in the tank so the beam passes through the critical angle.

Light Pipes - Video

demonstration image
Catalog: 
6A44.40C
Location: 
3_1
Video Encyclopedia :Shine a laser into a curved plastic rod.

Optical path in fibers - Video

demonstration image
Catalog: 
6A44.41
Location: 
3_1
Video Encyclopedia :Shine a laser down a bent rectangular bar.

Laser waterfall - Video

demonstration image
Catalog: 
6A44.45
Location: 
3_1
Video Encyclopedia :Shine a laser down the center of a nozzle and it follows the water stream.

Silver soot ball - Video

demonstration image
Catalog: 
6A44.55
Location: 
3_1
Video Encyclopedia :A ball coated with soot appears silver in water.

Rainbow Sticks

demonstration image
Catalog: 
6A46.26
Location: 
Fb2
Rainbow sticks are used as a model to show sunlight reflects and then refracts to make the colors and shape of the rainbow.

Rainbow disc - Video

demonstration image
Catalog: 
6A46.30
Location: 
3_1
Video Encyclopedia :A single beam is used with a spherical glass element on an optical board to show the path of refracted light that produces a rainbow.

Disappearing eye dropper - Video

demonstration image
Catalog: 
6A40.30
Location: 
3_1
Video Encyclopedia :Place an eyedropper in a liquid with an index of refraction matched to the glass.

Refraction/reflection from plastic-Video

demonstration image
Catalog: 
6A42.12
Location: 
3_1
Video Encyclopedia :Rotate a rectangle of plastic in a single beam of light.

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