Projection Device for Absorption Spectrum of Sodium
Specifications
The type spectroscope is one of physical experimental instrument in a middle school.This device is a demonstrator for absorption spectrum of sodium in a senior high school. It may be used in combination with Type J2508 demonstrator for interference, diffraction and polarization of light. The line spectrum is observed clear and stable. The device en sures a good performance. size:19x14x21cm
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