HMC
Gratings

Multiple Slit – 6D20.10

Slits 

- A laser shines on a slide containing various set of slits: 2, 3, 4, and 5 slits.
- Two different color lasers can be used to demonstrate the wavelength dependence of the pattern.

Location: Jacobs B122 - Shelves 166 & 240



Projected Spectra with Grating – 6D20.20

Spectra 

- The spectrum of a source of light is projected on the side wall using a grating. 

Location: Jacobs B122 - Shelves 166 & 300



Compact Disc Grating – 6D20.32

CDGrading1     CDGrading2

- Shine a laser on a CD to estimate the grooves per inch. 

Location: Jacobs B122 - Shelf 240



Crossed Gratings and Laser – 6D20.50

CrossGrating6D2050

- Two gratings are placed one in front of the other.
- A laser shines through the gratings as one is rotated.

Location: Jacobs B122 - Shelves 166 & 240