School Diffraction Gemological Spectroscope With Adjustable Focus
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.... Materials can absorb parts of the electromagnetic spectrum, and when the absorbed parts fall within the visible range, that absorbed part will influence the color of the material. When a gemstone is observed with a spectroscope, the absorbed parts...
Shenzhen Fable Jewellery Technology Co., Ltd.
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Gem Test Kit Jewelry Microscope Handheld Polariscope A24.6356
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...Gemological Lab Special For Students And Gemologists A24.6356 Gem Test Kit A24.6356-A Travel Lab A24.6356-B Gemological Lab A24.6321-A Handheld Refractometer A24.6321-B Handheld Refractometer Handheld Polariscope Handheld Spectroscope Handheld Spectroscope (Adjustable) Iceland Spar ......
Opto-Edu (Beijing) Co., Ltd.
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Customizable Fiber Optic Spectrometer for Intensity Laser Characterization Numerical Aperture 0.13 2048*64 Effective Pixels
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...spectroscopic applications. The back-illuminated structure eliminates wire shadowing, achieving true 70% QE at 300nm - perfect for DNA quantification and OLED material studies. With user-replaceable diffraction gratings and built-in intensity calibration, this system grows with your ......
JINSP Company Ltd.
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