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Measuring the refractive index of air with a Mach-Zehnder interferometer /
Measuring the refractive index of air with a Mach-Zehnder interferometer

Measuring the refractive index of air with a Mach-Zehnder interferometer

P5.3.5.2

$Measuring the refractive index of air with a Mach-Zehnder interferometer$

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Description
Components of equipment sets
Experiment Instructions

Description

In the experiment P5.3.5.2, the refractive index of air is determined. To achieve this, an evacuable chamber is placed in the path of one component beam of the Mach-Zehnder interferometer. Slowly evacuating the chamber alters the optical path length of the respective component beam.

Components of equipment sets

1	473 40 8	Laser optics base plate
1	471 832	He-Ne laser, unpolarised
1	473 412	Laser mount
6	473 421 8	Optics base
2	473 431 8	Holder for beam divider
2	473 432 4	Beam divider, 50 %
2	473 461 8	Planar mirror with fine adjustment
1	473 471	Spherical lens, f = 2.7 mm
1	473 485 4	Evacuable chamber
1	375 58 4	Hand vacuum pump
1	667 186 4	Vacuum rubber tubing, 8 mm diam.
1	604 520 8	Connector with nipple
1	441 53 8	Screen, translucent
1	300 11 4	Saddle base
1	311 02 4	Metal rule, 1 m
1	300 02 4	Stand base, V-shaped, small
1	666 555 4	Universal clamp 0...80 mm

Experiment Instructions

PDF (Experiment description)

P5.3.5.2 Measuring the refractive index of air with a Mach-Zehnder interferometer

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Measuring the refractive index of air with a Mach-Zehnder interferometer

Description

Components of equipment sets

Experiment Instructions

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