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RED LIGHT WAVELENGTH IN SOAP FILM - COMPARISON<br />
Red Light Limits Visible Spectrum of Light<br />
Light reflected from one surface of wedge shaped soap film may cancel light that reflects from the other. If hit w/white light, complementary color results from destructive interference. As film thins, phase difference increases & film appears black.

Fphoto-67471207B-6ES.jpg

RED LIGHT WAVELENGTH IN SOAP FILM - COMPARISON
Red Light Limits Visible Spectrum of Light
Light reflected from one surface of wedge shaped soap film may cancel light that reflects from the other. If hit w/white light, complementary color results from destructive interference. As film thins, phase difference increases & film appears black.

Copyright:© 2012 Eric Schrader - Fundamental Photographs

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