7B10.20 Project Spectral Lines

7B10.20 Project Spectral Lines

Project high intensity Na and Hg lamps through 1000 lines/mm gratings.

7B10_20_3

7B10_20_5

Lamp setup: lamp, slit close to lamp, lens focused on screen, diffraction grating close to lens.

7B10_20_2

Sodium line, central bright on right.

7B10_20_4

Mercury lines, central bright on right.

Location: Lamps and slit: P1-2, Lens: P2-3