These are fantastic! - I use these for one of the most interesting labs I do all year - The Rainbow Glasses Qualitative Data Table. I show the students various lights: candles, fluorescent and incandescent light bulbs, led bulbs, black light, whatever 6 different light sources I can find. They describe each light by colors seen (found out who was color blind:), intensity, sharpness and shape. We consistently do quantita
SLC DIFFGLAS
470111-412PK14USD
470111-412
Spectroglasses
Fascinating Visual Effects
Two different diffraction gratings mounted in cardboard frames divide light into different colors. One size fits all. Includes five different neon-colored frames.
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