638nm 639nm 2.1W 9mm Orange Red Dual Beam Laser Diode Projection Light Source LD

638nm 639nm 2.1W 2100mW TO-56 9mm Orange. Output wavelength: 639nm. 1 638nm Laser Diode LD. Red Dual Beam Laser Diode Projection Light Source LD. Structural features: Adopting dual spot dual chip technology.

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