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Product

Product name：FB760-9 and FB760 I type hydrogen atom Balmer spectral measruing instrument

Product Details

Experimental contents
☆To measure grating constant of unkown grating.
☆To observe spectral line of mercury lamp, and measure wave length.
☆To measure wave length by experiment.
Instrument and specification
☆ GY9A hydrogen lamp and power supply;spectral wavelength: 410.2nm, 434.0nm, 486.1nm, 656.3nm.

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