6A20.41 - Mirrors - Projected Image with a Curved Mirror
Place the 100 watt light bulb with the letter "F" painted in black on it into the gooseneck lamp. Place it at the focal point of the large concave mirror with the letter "F" facing the mirror. Turn the mirror slightly so that the real image may be focused on the screen or Black Board optics board.
- Borislaw Bilash II, David Maiullo, "It Is Real", A Demo a Day: A Year of Physics Demonstrations, p. 329.
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