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Used as Monochromatic Light Source for Interference Experiments Versatile and economical, low - intensity light source can be used to observe the mercury emission spectrum of for interferometer (with filters). You can isolate the principal mercury wavelengths with the filters provided. Use color filters (Red, Blue, Green and Yellow) and a diffuser. Operates on 115 V, 50/60 Hz.

MS-578 EXTRA HIGH TENSION AC/DC POWER SUPPLY DIGITAL