Welcome: YIWU DONGQING IMP&EXP CO.,LIMITED
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The device is intended for conducting the laboratory experiment "Determination of the wavelength of light using a diffraction grating." Set includes: plastic bench with a slot – 1 pc., holder for diffraction grating – 1 pc., screen – 1 pc., frame with diffraction gratings (300 and 600 lines/mm) – 1 pc., semiconductor laser – 1 pc.
Contact: RuoTian.Zhong
Phone: + 86 15314959887
Tel: + 86 13362968680
Email: 42303348@qq.com
Add: Guangdong guangzhou tianhe balance sand too road sand road
