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...Spectroscope with Scale pf 400 - 700 nm and Optic Fiber Light FTS-50 Description: The spectroscope is a tool for examining which parts of white light are absorbed by a gemstone. Materials can absorb parts of...
...Microscope Desktop Spectroscope With Optic Fiber Output A24.6341 - A A24.6341-A Desktop Spectroscope Double Adjustable Light Source Adjustable Light Gap Φ2-Φ28nm Adjustable Slit And Draw-Tube Focus With Opti...