These are new, old stock hard sealed laser tubes for your OEM, replacement, or experimental needs. Other types of tubes may be available. Please email us for more information.


Manufacture / Part Number: Melles Griot, model 05-LHR-017-364
Output Power: 0.8 mW minimum
Wavelength: 632.8 nm RED
Polarization: Random
Mode: TEMoo
Beam Diameter: 0.48 mm
Beam Divergence: 3.20 mRads.
Light Exit: Anode end of tube.
Operating Voltage: 1250 VDC (with 68 K ballast).
Start Voltage: 8 KV.
Operating Current: 3.7 mA Ideal.
Recommended Ballast Resistor: 68 K Ohms, 3 Watt.
(Add in series to the anode lead within 3″ of the tube.)
Recommended Power Supply: E-21
Dimensions: 5.3″ (145 mm) long x 1.0″ (25.4 mm) diameter.
Warranty: Limited 30 days from date of purchase.