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Spectra-physics 125A laser head & 261 exciter
SPECTRA-PHYSICS 125A HeNe LASER WITH SPECTRA-PHYSICS 261 EXCITER (080905509080)
Spectra-Physics Model 125A HeNe Laser
* Laser Manufactured: May 1977
* Output Wavelength: 632.8nm / 1152.3nm / 3391.3nm
* Output Minimum Power: 50mW / 10mW / 10mW
* Beam Diameter: 1.8mm / 2.4mm / 4.1mm
* Beam Divergence: .6mR / .8mR / 1.4mR
* Plasma Tube: 6kV at 25 to 35 mA (RF Opt: 15 W at 46 MHz)
Spectra-Physics Model 261 Exciter
* Exciter Serial Number: 502
* Exciter Hours: 9833.1 hours
