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This handsome wall chart, covering the visible portion of the solar spectrum, makes an excellent teaching aid for any science classroom.
Teacher-designed for student exploration of light beams! This versatile system allows students to see and control light beams.
These popular glasses will delight your students while offering you a cost effective, organized way to utilize diffraction gratings in class.
These Holographic Diffraction Gratings are highly-efficient, embossed Holographic Optical Elements (H.O.E.)
Dramatically demonstrate the relationship between color and wavelength. Includes 11 color LEDs
This self-contained unit allows students to measure and study refraction of light.