Spectrum Demo Kit

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Teach about color and spectroscopy with this unique kit. Use any overhead projector to project a broad, bright spectrum. Show color addition and subtraction, complementary colors, absorption and transmission, and more with the complete instructions.
  • Buy 30 for $17.00 each and save 11%

Tired of the tiny spectrum that results from a prism?

Teach about color and spectroscopy with this complete kit. Mount the grating in front of the projector lens, on the top of your overhead projector, and project a broad, bright spectrum on the wall. Use the included color filters to show color addition and subtraction, and use the unique "Anti-slit" mask to show complementary colors.

Kit includes Holographic Diffraction Grating, projector mount, slit and anti-slit masks, primary and secondary color filters with spectral graphs, and complete instructions.

waning Products being sold are not toys. They are for Educational / Laboratory use only. They are not for use by children 12 and under.