These are lightly used, hard sealed laser heads for your OEM, replacement, or experimental needs. 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:

Mfg./part#: Melles Griot model 05-LGP-151-234.
Output Power: 0.5 mW minimum 0.8 mW typical
Note: A green HeNe will appear 4 times as bright as a red HeNe of the same output power.
Wavelength: 543.5 nm GREEN
Polarization:
Linear, >500:1
Mode: TEMoo
Beam Diameter: 0.77 mm
Beam Divergence: 0.90 mRads.
Aperture Mount: 4x 4-40 tapped holes, 25.4mm square spacing.
Operating Voltage: 2390 VDC.
Start Voltage: 10 KV.
Operating Current Range: 6 to 7 mA, 6.5 mA Ideal.
Input Leads: Male Alden connector with a 229 mm long cord. (extension cord available)
Recommended Power Supply: LAB-S-22, DG-22, E-21, F-22.
Dimensions: 396 mm long x 44.5 mm diameter.