6D30.10 • Thin Films: Newton’s Rings

Location: Cabinet 6

The Photo on the LEFT Shows the Demonstration Apparatus Used by the University of Texas at Austin.

The Photo on the RIGHT Shows the Rings Projected by the Apparatus.

Instructions / Notes:

• Demonstration includes a projector lamp, a Newton's Rings set of glass plates, and a projection lens.
• The beam of light shines from the projector bulb and is reflected back by the Newton's Rings glass plates.
• This reflected light is projected through the lens on to a blank wall.
• Note: Avoid keeping the light on for extended periods of time. The bulb has a tendency to heat up!

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Demo Staff:

• Point the arrow (on the demo) towards the wall it is being projected on.

Last updated on June 8, 2026