Polarization Using Elbow Projector (By Reflection)

Type of activity: demo

Activity code: L-004bi

Description:

1. Use 3 x 4 inch projector with elbow adapter. 2. Use side screen and moveable black trolley. 3. Polaroid kit - mica and slides. A. 1. Place polarizing material in slide holder. 2. Turn on projector and focus image. 3. Rotate calcite crystal or Polaroid sheet in front of projected image. 4. Observe the polarization of light change the colors on the screen. B. 1. Rotate calcite crystal. 2. Observe secondary beam rotate around the first one.

Apparatus