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Female doctor is holding a laser used for vaginal treatment of incontinence, Visible ray of laser beam forming on a hand to display the red light. Las Stock Photo - Alamy
Physics 3. A laser used to weld detached retains emits light with a wavelength 652 nm in pulses that are of 20ms duration. The average power during each pulse is 0.6w. The
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Detector /Receiver FRD400 red / green beam laser used for rotating laser - Quality Surveying & Construction Instruments Manufacturer
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