Patent ID: 8204093

Claim:
A method of manufacturing a surface emitting laser element of a vertical cavity type, comprising the steps of: sequentially accumulating a multilayered reflecting mirror and a plurality of semiconductor layers on a substrate, the plurality of semiconductor layers comprising an active layer, an ohmic contact layer that has a first dopant density and a conductivity type, and a spacer layer formed between the active layer and the ohmic contact layer that has a second dopant density that is less than the first dopant density and the conductivity type, the accumulating further comprising forming an electrical current narrowing layer that comprises an electrical current narrowing part and an electrical current injection part that is located substantially at a center of the electrical current narrowing part; forming a first dielectric layer on the ohmic contact layer, wherein a diameter of the electrical current injection part is smaller than a diameter of the first dielectric layer; forming an electrode on the ohmic contact layer, an open part of the electrode being substantially at a center of the ohmic contact layer, and the first dielectric layer being arranged at an inner side of the open part of the electrode; forming a second dielectric layer covering the first dielectric layer and covering a gap which is formed between the first dielectric layer and the electrode, the second dielectric layer being a layer that is present in the manufactured surface emitting laser element; etching the plurality of semiconductor layers and forming a mesa post that is accumulated on the semiconductor, wherein the electrode is a mask of the mesa post, wherein the forming the second dielectric layer occurs prior to the etching of the plurality of semiconductor layers; forming a second multilayered reflecting mirror above the second dielectric layer by accumulating a multilayered film that is formed of a dielectric substance, after forming the mesa post, wherein the first dielectric layer comprises a multilayered structure of a fourth dielectric layer on a lower side and a fifth dielectric layer on an upper side, and the fourth dielectric layer has optical thickness of approximately λ/4, where λ is a preferred emission wavelength of a laser.