Shop Spectroscope 110mm x 25mm length x diameter diffraction grating at
Gain Express Pocket Diffraction Grating Gemological Spectroscope for Quick Gemstone Identification and GIA Use : Electronics
Manufacture of the compact conical diffraction Offner hyperspectral imaging spectrometer
Gain Express Pocket Diffraction Grating Gemological Spectroscope for Q
OPL Teaching diffraction grating spectroscope. It has fixed slit and fixed focus, with a 600 lines per millimeter fine quality diffraction grating and
OPL Teaching Diffraction-Grating Spectroscope
Concept and optical design of a compact cross-grating spectrometer
Spectroscopy Instruments
Influence of wavefront aberration on the imaging performance of the solar grating spectrometer
SHS
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Concept and optical design of a compact cross-grating spectrometer