Semiconductor component

The invention relates to a semiconductor component (10) for emitting light (12), comprising a base body (14), which comprises at least one mesa (16), which has an emission region (18) for the light (12), and which is associated with a first mirror section, a second mirror section and an active section, the invention relates to a light source (10) comprising a base body (14) having an emission region (18), an active section arranged between two mirror sections for generating the light (12), and an electrical contact for feeding electrical energy into the active section, at least one stress element (24) being mounted on a surface (22) of the base body (14), said stress element extending up to the emission region (18), the substrate (14) has at least one stress element (20) which is part of an electrical contact (20) and which generates a material stress (25) in the substrate (14), a polarization grid (30) being arranged on a surface (22) of the mesa body (16) and interacting with the emission region (18), the g