Diffraction grating single slit grate slit width 30um glass Optical slit Micron level Spectrometer slit Optical research

Diffraction grating single slit grate 130um stainless steel Optical slit Micron level Spectrometer slit Optical research

Reliability – 4%

Seller Jiuzhen Photoelectricity Store

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$Diffraction grating single slit grate 130um stainless steel Optical slit Micron level Spectrometer slit Optical research$

40.44 $

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Reliability – 4%

Seller Jiuzhen Photoelectricity Store

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