Measurement of beam parameters of index-guided and gain-guided single-frequency InGaAsP injection lasers

14 October 1982

journal article
Published by Institution of Engineering and Technology (IET) in Electronics Letters

Vol. 18 (21) , 902-904
https://doi.org/10.1049/el:19820615

Abstract

A value of 1.8 for the astigmatism factor K in narrow stripe InGaAsP/InP lasers is obtained by direct measurement of the beam parameters. Previously, values from 10 to 30 were found for AlGaAs/GaAs lasers of similar geometry.

Keywords

INDEX GUIDED INJECTION LASER
SINGLE FREQUENCY INJECTION LASER
SEMICONDUCTOR LASER
GAIN GUIDED INJECTION LASER
BEAM PARAMETERS MEASUREMENT
NARROW STRIPE INGAASP/INP LASERS
ASTIGMATISM FACTOR