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Complete Line Density Set: Includes six transmission diffraction gratings with line densities of 80, 300, 600, 1000, 1200, and 1600 lines per mm - perfect for comparative spectroscopy analysis and layered optical experiments.
Multi Line Transmission Diffraction Grating 80/300/600/1000/1200/1600 Lines with 2mm Thickness for Spectroscopy Education and Demonstration (1600lines/mm)
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