Item Number :
(470158-406)
Diffraction Grating, protected by two glass plates, 60 mm x 45 mm 300lines/mm Viewing area measures approx 0. 45mm x 30mm
Item Number :
(470146-715)
Paraffin Candles, White
Item Number :
(470101-250)
Item Number :
(470163-998)
Speed of light Experiment,To determine the speed of light in air, 1MHz internal modulation frequency. Dual channel photo detector.
Item Number :
(470101-252)
Item Number :
(470158-408)
Student gratings, 100 lines per mm, protected by two glass plates, 60 mm x 45 mm, Viewing area measures approx. 45mm x 30mm.
Item Number :
(470013-002)
Item Number :
(470004-102)
Item Number :
(470015-970)
Item Number :
(470163-922)
Spectrum Tubes Deuterium, glass tubes approximately 10-1/4in (260mm) long, central capillary portion approximately 3-1/2in to 4in (90-100mm) long with electrodes sealed at both ends and connected to lead wires protected by metal caps.
Item Number :
(470004-204)
Item Number :
(470005-834)
Item Number :
(470325-670)
Item Number :
(470007-398)
Item Number :
(470144-834)
Item Number :
(470136-666)