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Title: Confocal unstable-resonator semiconductor laser

Technical Report ·
OSTI ID:6806356

GaAs/GaA1As heterostructure lasers with a monolithic confocal unstable resonator were demonstrated. The curved mirrors satisfying the confocal condition were fabricated by etching. Close to threshold, the lasers operate in a single lateral mode with a nearly collimated out beam. A single-lobe far-field intensity distribution as narrow as 1.9 deg full width at half maximum was measured.

Research Organization:
California Inst. of Tech., Pasadena (USA)
OSTI ID:
6806356
Report Number(s):
AD-A-175583/4/XAB
Resource Relation:
Other Information: Published in Optics Letters, Vol. 11, No. 8, 507-509(Aug 1986)
Country of Publication:
United States
Language:
English