The best binoculars and binoculars 10x28, the widest selection of
Gratings PHEL Laboratories
Spectroscopy Telescope Accessories for Sale Online
Paton Hawksley Pocket Spectroscope
OPL Pocket Diffraction Grating Spectroscope
Improving Your Grating Spectroscope
Eschenbach Monocular Microlux 4x13
Spectroscopy & Photometry - 50 - 110 $
Paton Hawksley Bench Top Spectroscope
Fixed slit & fixed focus, with a 600 lines per millimetre fine quality diffraction grating; similar to but smaller than the OPL Teaching Spectroscope.
OPL Pocket Diffraction Grating Spectroscope
Improving Your Grating Spectroscope
A handheld spectroscope for visible light shows the absorption lines of the elements involved in producing its color. The spectroscope breaks up the light that is being transmitted from a gemstone to its spectral colors. Spectroscopes allow you to analyze a loose or mounted stones spectrum.
Tekcoplus Handheld Diffraction Spectroscope, Precise Small Diffraction Spectrometer Jewelers Eye Loupe Jewelry Magnifier for Gemstone Gem Gemology
Spectrograf < Spectrometrie & Fotometrie
Astronomy PHEL Laboratories