DLA490203, Lambda beam 638-250 MM, 638 nm, 250 mW, multimode


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A compact and high-performance laser module designed to deliver exceptional wavelength accuracy and optical output power without compromise. Engineered for reliability, stability, and seamless integration, this laser source is ideal for demanding industrial, scientific, and research applications.

Featuring a robust design, excellent beam quality, and long operational lifetime, the module ensures consistent performance even in challenging environments. Its compact footprint allows easy integration into OEM systems, analytical instruments, machine vision setups, spectroscopy equipment, biomedical devices, and precision measurement systems

Wavelength: 638 nm

Power: 250 mW

Beam Diameter: 1.1 × 2.2 mm to 1.2 × 4.3 mm

Divergence: < 1.2 mrad

Beam Mode: TEM00 (multi mode)

Polarization: Linear, > 100:1

Beam Alignment: < 5 mrad and < 0.1 mm (compared to base mount)

Pointing Stability: < 5 µrad/K

Noise: < 2% RMS

Power Stability: < 1% (10 h)

Temperature Accuracy: < 10 mK

Warm-up Time: Ready for use after 5 s; calibrated operation after 5 min

Drive Mode: Active current control

Modulation: Adjustable constant power; analog or digital external modulation up to 1.5 MHz

Control Modes: Power, temperature and modulation mode via USB; optional remote optical control available

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DLA490203, Lambda beam 638-250 MM,  638 nm, 250 mW, multimode
DLA490203, Lambda beam 638-250 MM, 638 nm, 250 mW, multimode
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