Patent ID: 9397478
Filing Date: 2016-07-19
CPC Classification: G04F,H01S

Claim Text:
1. A vertical cavity surface emitting laser comprising: a substrate; a laminated body which is provided over the substrate; an electrode of which at least a portion is provided over the laminated body; and a wire-bonded pad which is electrically connected to the electrode, wherein the laminated body includes a first mirror layer provided over the substrate, an active layer provided over the first mirror layer, a second mirror layer provided over the active layer, and an insulating layer that at least partially covers the laminated body, in a plan view, the laminated body includes a first distortion imparting portion, a second distortion imparting portion, and a resonance portion which is provided between the first distortion imparting portion and the second distortion imparting portion and resonates light generated in the active layer, in the plan view, a laminated body width of the resonance portion is greater than a laminated body width of the first distortion imparting portion and a laminated body width of the second distortion imparting portion, in the plan view, the insulating layer covers at least a portion of the first or second distortion imparting portion, in the plan view, the wire-bonded pad is provided in a position that is not overlapped with at least one of the first distortion imparting portion and the second distortion imparting portion, and the wire-bonded pad is electrically connected to the electrode by a lead out wiring, and in the plan view, the lead out wiring overlaps with one of the first and second distortion imparting portions.