Helium Neon laser system that includes: Cylindrical laser head (refurbished) Lab style power supply Alden extension cable Users manual Specifications: Output Power: 8.0 mW minimum, 9.0 mW typical Wavelength: 632.8 nm RED Polarization: Random Mode: TEMoo Beam Diameter: 0.80 mm Beam Divergence: 1.0 mRads. Input Voltage: 110 / 220 VAC, 50-60 Hz. Dimensions: Head: 432 mm long 44.5 mm dia. Power Supply: 204 mm long 107 mm wide 36 mm tall Warranty: Limited 1 year from date of purchase. CDRH Class: 3b
