LIT-4A Fabry-Perot Interferometer

Short Description:

The Fabry-Perot Interferometer is used to observe mutiple-beam interference fringes and measure the wavelength separation of Sodium d-lines. Equiped with lamps it can be used to conduct other experiments such as to observe the spectral shift of a Mercury isotope or the splitting of the spectral lines of atom in a magnectic field(The Zeeman effect)

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Specifications

Description	Specifications
Flatness of Reflective Mirror	λ/20
Diameter of Reflective Mirror	30 mm
Min Division Value of Preset Micrometer	0.01 mm
Travel of Preset Micrometer	10 mm
Min Division Value of Fine Micrometer	0.5 μm
Travel of Fine Micrometer	1.25mm
Power of Low-Pressure Sodium Lamp	20W

Part List

Description	Qty
Fabry-Perot Interferometer	1
Observation Lens (f=45 mm)	1
Lens Holder with Post	1 set
Mini Microscope	1
Microscope Holder with Post	1 set
Magnetic Base with Post Holder	2 sets
Ground Glass Screen	2
Pin-Hole Plate	1
Low-Pressure Sodium Lamp with Power Supply	1 set
User’s Manual	1