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Laser diode pumped solid state laser

Patent ·
OSTI ID:5894542
A high efficiency, laser diode pumped, compact solid state laser is described, comprising: a rare earth doped solid laser rod having a front end and a back end; a housing with means holding the laser rod in fixed position in the housing with its front end forward; a laser diode secured in the housing behind and in optical alignment with the rod. The diode is focused on the back end of the rod for pumping the rod. The diode has an output frequency which is absorbed by the rare earth to excite the laser rod; laser cavity means defining a laser cavity mounted in the housing with the rod in the cavity, the laser cavity means including output coupler means; means for matching inside the laser rod an image of the laser diode with a lasing beam volume of the laser cavity.
Assignee:
Spectra-Physics, Inc., San Jose, CA
Patent Number(s):
US 4701929
OSTI ID:
5894542
Country of Publication:
United States
Language:
English

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