Geometrical Optics
N1-44: OPTICAL BOARD - RAINBOW
Category: N1 Continuous Spectra
Purpose:
Demonstrates internal reflection and dispersion of light
N1-05 SPECTRA - VISIBLE AND INVISIBLE
Category: N1 Continuous Spectra
Purpose:
Demonstrates continuous spectrum
L6-12 MAGNIFYING LENS IN WATER
Category: L6 Lenses
Purpose:
Shows that focal properties of a lens depend on the medium in which the lens is located
L5-23 FIBER OPTICS TREE
Category: L5 Total Internal Reflection
Purpose:
Demonstrates total internal reflection
L5-14: LASER AND PLEXIGLASS TUBE
Category: L5 Total Internal Reflection
Purpose:
Demonstrates total internal reflection
L5-12 PLEXIGLASS SPIRAL
Category: L5 Total Internal Reflection
Purpose:
Demonstrates total internal reflection
L5-11 LASER WATERFALL
Category: L5 Total Internal Reflection
Purpose:
Demonstrates total internal reflection of a laser beam in a water jet
L4-31 DISAPPEARANCE OF GLASS IN LIQUID
Category: L4 Refraction
Purpose:
Demonstrates how index of refraction affects what wesee in a fluid bath
L4-23 BENDING OF LASER BEAM IN SUGAR SOLUTION
Category: L4 Refraction
Purpose:
Demonstrates a medium with a continually varying index of refraction
L4-06 REFRACTION IN CLOUDY WATER
Category: L4 Refraction
Purpose:
Demonstrates a light ray bends when it enters a different medium at an oblique angle.
L4-01 OPTICAL BOARD - RECTANGULAR SLAB
Category: L4 Refraction
Purpose:
Demonstrates refraction. Shows displacement of rays in a uniform slab of glass
L3-31 GIANT 160cm MIRROR - CONCAVE AND CONVEX
Category: L3 Curved Mirrors
Purpose:
Demonstrates images from concave and convex mirrors
L3-19 PENNY AND PARABOLIC MIRRORS
Category: L3 Curved Mirrors
Purpose:
Classic illusion of penny levitating above a pair of parabolic concave mirrors
L3-16 FOCUSING OF HEAT WAVES BY MIRRORS
Category: L3 Curved Mirrors
Purpose:
Demonstrates that concave mirrors can focus heat waves
L3-14 LARGE CONCAVE MIRROR (60cm)
Category: L3 Curved Mirrors
Purpose:
Shows types of images from a concave mirror
L3-03 LARGE CONVEX MIRROR (60cm)
Category: L3 Curved Mirrors
Purpose:
Shows the image from a convex mirror
L2-06 MAGIC TRICK - DISAPPEARING RABBIT
Category: L2 Plane Mirrors
Purpose:
Plane-mirror magic trick
L2-05 PERVERTED IMAGE - AXES IN MIRROR
Category: L2 Plane Mirrors
Purpose:
Investigation of the nature of images from a plane mirror
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H2-01: FOCUSING OF SOUND WITH CONCAVE REFLECTORS
Demonstrate how sound waves can be focused by concave reflectors. Read More
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H2-02: PARABOLIC MICROPHONE
Show what a parabolic microphone is and to demonstrate its sensitivity individually. Read More
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H2-03: ACOUSTIC RADAR
Illustrate how RADAR and SONAR work Read More
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H2-11: SOUND LENS
Demonstrate focusing of sound by refraction in a sound lens Read More
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H2-21 AUDIBLE YOUNG'S EXPERIMENT - GROUP LISTENING
Demonstrates interference of sound waves with two coherent sources
Read More
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H2-22: INTERFERENCE - TRANSPARENCIES
An optical analog to the interference pattern from two identical sound sources. Read More
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H2-24: AUDIBLE YOUNG'S EXPERIMENT - MIC AND SCOPE
Demonstrate interference of sound with two coherent sound sources in a quantitative way. Read More
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H2-25: QUINCKE'S INTERFERENCE TUBES
Demonstrate interference of sound waves in a perhaps surprising way. Read More
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H2-26: PHASE REVERSAL BETWEEN STEREO SPEAKERS - MUSIC
Demonstrate interference of sound in a dramatic way. Read More
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H2-27: PHASE REVERSAL BETWEEN STEREO SPEAKERS - OSCILLATOR
Dramatically demonstrate interference between two identical sources. Read More
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H2-28: FOURIER SYNTHESIZER - ADDITION OF WAVES
Demonstrate addition of two sine waves with variable phase difference. Read More
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H2-31: ACOUSTIC COLLIMATOR
Demonstrate the effect of frequency on diffraction of sound. Read More
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H2-32: SPEAKER WITH BAFFLE
Demonstrates diffraction and interference of sound waves
Read More
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H2-33: SPEAKER AND EXPONENTIAL HORN
Demonstrate the effect of an exponential horn enclosure. Read More
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H2-41 DOPPLER BALL
Demonstrates Doppler effect
Read More
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H2-42 DOPPLER EFFECT - TUNING FORK ON STRING
Demonstrates Doppler effect
Read More
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H2-51 BEATS - AUDIO OSCILLATORS, SPEAKER & OSCILLOSCOPE
Hear audio beats and see their wave forms on an oscilloscope
Read More
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H2-52: BEATS AND RESONANCE - TUNING BARS
Demonstrate beats, and to demonstrate resonance between two identical tuning bar resonators. Read More
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H2-53 BEATS - AUDIO OSCILLATORS AND SPEAKERS
Hear beats
Read More
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H2-54: BEATS - MOIRE PATTERN MODEL
Model for beats between mistuned audio oscillators. Read More
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H2-55: BEATS AND RESONANCE - TUNING BOXES
Illustrate beats and resonance. Read More
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