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What is the operating wavelength of He-Ne laser?(a) 610.8 nm(b) 622.6 nm(c) 632.8 nm(d) 650 nmThis question was addressed to me during a job interview.My question is taken from PACS (Picture Archiving and Communication System) topic in section Telemedicine Technology of Biomedical Instrumentation |
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Answer» Correct answer is (C) 632.8 nm |
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