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Take a pinhole demo Please take a personal pinhole demonstrator from box at door to your seat for use in program.

Published byMarshall Waters Modified over 6 years ago

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Presentation on theme: "Take a pinhole demo Please take a personal pinhole demonstrator from box at door to your seat for use in program."— Presentation transcript:

1 Take a pinhole demo Please take a personal pinhole demonstrator from box at door to your seat for use in program.

2 Please be Seated

3 Special Acknowledgements
Dan Margulies Clay Daetwyler-Parks Gwen Eccles

4 You are invited to visit our web site www.physics.umd.edu/lecdem
Neat physics demonstrations Summer programs for children Physics Question of the Week

5 Seeing the Light Physics is Phun May 2003

6 Mirrors

7

8 Corner Reflectors

9

10

11 Curved Mirrors: Convex Concave

12

13 Rotating Liquid Mirrors

14 Spin-cast telescope mirror

15 Lenses

16 Focusing and Spherical Aberration

17 Chromatic Aberration

18 Defocusing (negative) lens

19 The Eye: Focusing

20

21

22

23 Image inversion on retina

24 How to use pinhole

25

26 Spherical Aberration in the eye

27 Please return your personal pinhole demonstrator back into its box after the program.

28

29 Fresnel Lenses

30

31

32 Optically Programmed Traffic Signal

33

34

35 Fresnel Lens Applications
Fresnel Spotlight Overhead projector field lens

36 The End See you next year!
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