Spectral resolving power of a grating

Article no. P1196700 | Type: Experiments

10 Minutes
10 Minutes
grades 10-13
medium
Pupils

Also part of:

Student set Optics 3, Wave optics, TESS advanced Physics

Article no. 15280-88 | Type: Set

Delivery time: 1-2 weeks

Principle

In order to assess the spectral resolving power of an optical grating we utilize the quotient a/0~,. This quotient can only be determined accurately if we can create a line spectrum containing lines at suitable distance &. apart. However, even with fairly simple means it is possible to arrive at statements an the spectral resolving power of a grating which are sufficiently informative for school pupils.

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 to what extent the resolving power of a grating depends

  1. on the number of active grating slits and
  2. on the order of the diffraction spectrum.

Name
File name
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File type
(en) Experiment guide
p1196700e .pdf
File size 0.44 Mb
pdf
(de) Versuchsbeschreibung
p1196700_de .pdf
File size 1.84 Mb
pdf
(ru) Versuchsbeschreibung
p1196700_ru .pdf
File size 2.03 Mb
pdf
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