PURPOSE: View an operating tungsten-halogen lamp.

DESCRIPTION: A 20cm focal length lens is used to project the image of a tungsten-halogen lamp from one of our bright point sources onto a screen. You can see the shop drawings for the point source here.(Adobe PDF reader required)

SUGGESTIONS:

REFERENCES: (PIRA unknown.)

EQUIPMENT: Point source with mounted 20cm convex lens.

SETUP TIME: 5 min.