Transcript here

Take a pinhole demo
Please take a
personal pinhole
demonstrator
from box at door
to your seat
for use in
program.
Please
be
Seated
Special
Acknowledgements
• Dan Margulies
• Clay Daetwyler-Parks
• Gwen Eccles
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
Seeing the Light
Physics is Phun
May 2003
Mirrors
Corner Reflectors
Curved Mirrors:
Convex
Concave
Rotating Liquid
Mirrors
Spin-cast telescope mirror
Lenses
Focusing and Spherical Aberration
Chromatic Aberration
Defocusing (negative) lens
The Eye:
Focusing
Image inversion on retina
How to use pinhole
Spherical Aberration
in the eye
Please return your
personal pinhole
demonstrator
back into its box
after the program.
Fresnel Lenses
Optically Programmed
Traffic Signal
Fresnel Lens Applications
• Fresnel Spotlight
• Overhead projector field lens
The End
See you next year!
We are on the web at
http://www.physics.umd.edu/lecdem/
Animated Gifs compliments of bellsnwhistles.com