When monochromatic light strikes a double slit, intensity minima and maxima appear behind it on a screen. The slit width and its slit centre distance can be determined from their positions at a known wavelength.
Principle
When monochromatic light strikes a double slit, intensity minima and maxima appear behind it on a screen. The slit width and its slit centre distance can be determined from their positions at a known wavelength.
Benefits
Tasks
| Device name | Article no. | Quantity |
|---|---|---|
| Optical profile-bench, l = 1000 mm | 08370-00 | 1 |
| Plate mount for three objects | 09830-00 | 1 |
| Slide mount for optical bench | 09822-00 | 3 |
| Diaphragm, 4 double slits | 08523-00 | 1 |
| Diaphragm, 3 single slits | 08522-00 | 1 |
| Measuring tape, l = 2 m | 09936-00 | 1 |
| Screen, metal, 300 x 300 mm | 08062-00 | 1 |
| Barrel base expert | 02004-00 | 1 |
| Diodelaser, red, 1 mW, 635 nm | 08771-99 | 1 |
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