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NUOVO 2 MW Melles Griot Tubo Laser Elio-Neon Rosso Vetro He-Ne 632,8 nm 05-LHP-122 EUR 190,11 - PicClick IT
frequency-stabilized red HeNe laser | 632.8 nm wavelength
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HeNe laser tube from Zygo Laser Head P/N 8070-0159-02 X | eBay
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Olympus FluoView Resource Center: Helium-Neon Lasers - Interactive Java Tutorial
HeNe Lasers: Red
