Diffraction at a grid

Article no. P1069700 | Type: Experiments

10 Minutes
10 Minutes
grades 7-10 , grades 10-13
medium
Pupils

Also part of:

Student set Optics 2, TESS advanced Physics

Article no. 25277-88 | Type: Set

Delivery time: 3-4 weeks
Student set Optics 2 digital, TESS advanced Physics

Article no. 25277-88D | Type: Set

Principle

Once it has been recognised in lessons that light can be reflected and refracted just like water waves, the question poses itself of whether light has wave character. If it does, then it must be possible to demonstrate interference phenomena as with water waves.
 
This experiment on diffraction at an optical grating provides a convincing proof of the interference properties of (visible) light and hence of its wave character.

Benefits

  • Multifunctional light box - All-in-one: Can be used for geometric optics on the table, colour mixing and on an optical bench
  • Extension with others sets at anytime, no additional light sources needed, recognition value for students

Tasks

Investigate the phenomena occurring when a light beam passes through an optical grating.

Name
File name
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Digital learning
(en) Experiment guide
p1069700e .pdf
File size 0.32 Mb
pdf
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(de) Versuchsbeschreibung
p1069700_de .pdf
File size 1.84 Mb
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(es) Versuchsbeschreibung
p1069700_es .pdf
File size 1.82 Mb
pdf
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(ru) Versuchsbeschreibung
p1069700_ru .pdf
File size 1.99 Mb
pdf
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Diffraction at a grid
- .H5P
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.H5P
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