Diffraction Grating film
Used in the following activities:
Welch #3817
12"x8" diffraction grating film, approximately 5280 lines/cm, mounted on cardboard.
Used primarily for observing continuous spectrum of incandescent lamps.
Welch #3817
12"x8" diffraction grating film, approximately 5280 lines/cm, mounted on cardboard.
Used primarily for observing continuous spectrum of incandescent lamps.