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Measuring the refractive index of air with a Mach-Zehnder interferometer /
He-Ne laser, unpolarised

He-Ne laser, unpolarised

471832

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This experiment/set up contains dangerous goods.
These are not available for online purchase.
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Description

Ideal light source for all experimental setups in which an intensive and parallel light bundle is required (e.g. diffraction, interference or holography).
With key switch, swing out grey filter to attenuate the beam, stand rod and plug in power supply.

Technical data

Wavelength: 632.8 nm
Laser class 2
Output power: 0.3 mW (with grey filter), max. 1 mW (without grey filter)
Beam diameter: 0.5 mm
Beam divergence: <2 mrad
Key switch included
Including key switch, stand rod 130 mm x 10 mm and power supply (100 - 240 V) with RPA, RPE, RPK and RPS adapter

Additionally recommended

1 473412 Laser mount

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He-Ne laser, unpolarised

Description

Technical data

Additionally recommended

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