640 nm
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Single Longitudinal Mode Red Laser (4)
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638~644 nm Tunable Wavelength Red Laser (1)
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Fiber Coupled Laser System at 640 nm (1)
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High Stability Red Laser at 640 nm (8)
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Line Laser at 640 nm (1)
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Long Coherent Length Red Laser at 640 nm (1)
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Low Noise Red Laser at 640 nm (1)
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Narrow Linewidth Red Laser at 640 nm (4)
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TEM00 Mode Red Laser at 640 nm (1)