Whte finish metal box, mounted on a steel rod with 12V 100W halogen lamp
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Diffraction Gratings replica mounted on a plate glass.. 2400 (lines/in) 7500 (lines/in) 15000 (lines/in)
Made of optically flat plates cemented together. Dimensions 50 x 50 x 50 mm
With holder & choke 80W & 120W
Kit includes 5 liters round bottom flask with cork, support ring, fluorescein and 3 lens to demonstrate long, short and normal sight.
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