These are new, hard sealed laser heads for your OEM, replacement, or experimental needs. This laser head is used for gage block flatness interferometers. Heads have integral ballast resistor, mechanical shutter, and mounting holes for accessories. Other types of heads may be available. Please call for more information. Specifications: Output Power: 2.0 mW minimum 3 mW typical Wavelength: 594.1 nm Yellow Polarization: Random Mode: TEMoo Beam Diameter: 0.83 mm Beam Divergence: 0.91 mRads. Aperture Mount: 4x 4-40 theaded holes 25.4 mm square spacing. Operating Voltage: 2510 VDC. Start Voltage: 10KV. Operating Current Range: 6 to 7 mA, 6.5 mA Ideal. Input Leads: Male Alden connector with 1.8 meter long cord. Recommended Power Supply: LAB-S-22, DG-22, E-21 Dimensions: 457 mm long x 44.5 mm diameter. Warranty: Limited 1 year from date of purchase.
