Double grating Lau effect experimental device-JGS

Refractive index of flat glass with spectrometer as platform.

Classification:

Spectrometer series

Key words:

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Description

Experiment content:
Observe double grating Lau phenomenon (optional low pressure mercury lamp light source)
The refractive index of the plate glass was measured.
Instrument features:
Refractive index of flat glass with spectrometer as platform.
Complete set of equipment:
Grating and fixing seat, standard sample, sample to be tested,
spectrometer (optional), light source (optional), etc.
Main technical indicators:
The grating spacing is adjustable, and the barrel axis can be rotated by 360 °.
Grating constant 20-30 bars/mm.
One piece of standard sample and one piece of sample to be tested: K9 glass.
Precision thread adjustment.