beautypg.com

PASCO OS-8170A Brewster’s Angle Accessory User Manual

Page 21

background image

®

Model No. OS-8170A

Brewster’s Angle Accessory

21

®

4. In DataStudio, set up the displays as shown below.

5. Repeat this procedure with the lens turned around. Have the flat side of the “D” lens towards

the laser. This will show total internal reflection above angles of about 40 degrees.

Sample Data: Light Intensity vs. Incident Angle