Optics

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Geometrical Optics	6A01.10 Speed of Light A fast, pulsed laser is aimed at a detector and viewed on the oscilloscope.
Reflection from a flat surface	6A10.10 Blackboard Optics Plane Mirror Parallel light beams reflect off a flat mirror.
Reflection from a curved surface	6A20.10 Blackboard Optics Curved Mirror Parallel light rays are incident curved mirror. 6A20.30 Lamp in socket The illusion from the real image of a light appears placed on a socket. 6A20.35 Optic Mirage The image of an object appears in the air.
Reflection at a flat surface	6A42.10 Blackboard Optics Refraction Block Light rays are refracted and displaced. 6A42.20 Refraction Stick in water, Can in water.
Total Internal Reflection	6A44.10 Semi Circular Slab The angle is rotated as a light ray enters and exits a slab. 6A44.11 Triangular Slab A light ray enters and exits a triangular slab. 6A44.20 Refraction tank A light ray enters a water tank and is totally reflected. 6A44.40 Light pipes A laser is pointed into a fiber optic. 6A44.45 Laser waterfall A laser is pointed into a waterfall and accumulates into a bucket.
Thin Lens	6A60.10 Curved Lens Parallel rays are focused or diverged.
Optical Instruments	6A70.20 Telescope Show a reflector, a refractor, an equitorial mount and an alt-azimuth mount.
Luminosity	6B10.10 Inverse square law A light source casts a shadow.
Blackbodies	6B40.10 Slide projector and variac A variac controls the power of a light source. 6B40.11 Light bulb and variac A variac controls the power of a light source. 6B40.12 Cosmic Microwave Background The ideal blackbody. 6B40.20 Bischel boxes A box with a small hole shows the properties of a black body.
Diffraction	6C10.10 Laser and Single Slit A laser diffracts through a slit. 6D10.60 Diffraction Limited Resolution A an object is imaged through a pinhole.
Diffraction through two slits	6C20.10 Poisson's spot A laser diffracts around a sphere.
Interference from two sources	6D10.10 Laser and Slits A laser is pointed through slits.
Gratings	6D20.10 Three Gratings Three different grades of gratings.
Thin Films	6D30.10 Soap Film A thin film of soap shows ROYGBIV color bands.
Interferometer	6D40.10 Michelson Interferometer Use a Michelson Interferometer to view interference fringes.
Prism	6F10.10 Recombination of white light A second prism recombines the refracted light from a first prism.
Rayleigh Scattering	6F40.10 Sunset The color sequence of the sunset. 6F40.xx Absorption and scattering. White light is absorbed by a liquid and the spectrum is observed.
Polarization	6H10.10 Polarized Light A pair of polaroids are rotated. 6H10.12 Three polaroids on the overhead A third polaroid is inserted between a pair of cross polaroids on the overhead. 6H10.13 Bee's eye A pair of triangular 45 degree polaroids is rotated between cross polaroids
The eye	6J10.10 Joesephine's eye Use a telescope and a microscope to aid the eye.

This web page was last updated on 1/19/00. Please e-mail your comments or suggestions to Gerald_Zani@brown.edu