Abstract: The invention relates to a headlight lens (2, 2B, 2C, 2D, 2E, 2F) for a vehicle headlight (1) comprising a light source (10), in particular for a motor vehicle headlight, the headlight lens (2, 2B, 2C, 2D, 2E, 2F) comprising a lens body (3, 3B, 3C, 3D, 3E, 3F) composed of a transparent material which is moulded (blank-pressed) on both sides and which comprises an optically active surface (5, 5B, 5C, 5D, 5E, 5F), that is to face the light source (10) and an optically active surface (4, 4B, 4C, 4D, 4E, 4F) that faces away from the light source (10), the optically active surface (4, 4B, 4C, 4D, 4E, 4F) that faces away from the light source (10) being convexly curved, the optically active surface (5, 5B, 5C, 5D, 5E, 5F) that is to face the light source (10) being curved, and the headlight lens (2, 2B, 2C, 2D, 2E, 2F) comprising a lens rim (6, 6B, 6C, 6D, 6E, 6F) externally on the optically active surface (5, 5B, 5C, 5D, 5E, 5F) that is to face the light source (10), the volume of which lens rim (6, 6B, 6C, 6D, 6E

Abstract: The invention relates to a method for producing an optical lens element (2), particularly for illumination purposes, particularly for producing a headlight lens (2) for a vehicle headlight, particularly for a motor vehicle headlight (1), wherein a blank (136) made of a transparent plastic is shaped in an injection molding tool (131, 132) by means of an injection molding method, and the blank (136) is subsequently pressed into the lens element (2) by means of a final shape mold (140, 141, 142), particularly in a polished manner.

Abstract: A headlight lens is provided for a vehicle headlight. The headlight lens includes a lens body and a lens edge. The lens body has an operative surface that extends beyond the lens edge.

Abstract: The invention relates to a solar concentrator, comprising a solid body made of a transparent material, which has a light coupling surface and a convex light decoupling surface, wherein the solid body has a light guide part between the light coupling surface and the convex light decoupling surface, wherein said light guide part is tapered in the direction of the convex light decoupling surface. The invention further relates to a production method, wherein the material is precision-molded between two molds.

Abstract: A vehicle headlamp includes a first light source, at least one second light source and an integrally designed, transparent shaped part. The shaped part includes a first optical structure for orienting light radiated by the first light source and at least one second optical structure for orienting light radiated by the second light source. The first optical structure and the second optical structure each have a continuously curved surface or a continuous, curved surface with an extent of at least in each case half a centimetre, in particular one centimetre, in two orthogonal directions.

Abstract: A vehicle headlamp includes a first light source, at least one second light source and an integrally designed, transparent shaped part. The shaped part includes a first optical structure for orienting light radiated by the first light source and at least one second optical structure for orienting light radiated by the second light source. The first optical structure and the second optical structure each have a continuously curved surface or a continuous, curved surface with an extent of at least in each case half a centimeter, in particular one centimeter, in two orthogonal directions.

Abstract: The invention relates to a solar concentrator comprising a solid body consisting of a transparent material that has a light coupling surface and a light decoupling surface, the solid body having a light guide part that tapers towards the light decoupling surface, being located between the light coupling surface and the light decoupling surface and being delimited by a light guide surface between the light coupling surface and the light decoupling surface, the light guide surface merging into the light decoupling surface with a constant first derivation. The invention also relates to a method for the production of a solar concentrator, wherein the transparent material is precision-moulded between the moulds.

Abstract: The invention relates to a method for producing a solar concentrator from a transparent material. The solar concentrator comprises a light coupling surface and a light decoupling surface, the solid body comprises a supporting frame with an outer edge between the light coupling surface and the convex light decoupling surface and the transparent material is precision moulded between a first mould and a second mould to form the solar concentrator in such a way that the outer edge is moulded or formed without any or with only partial contact with said mould.

Abstract: The invention relates to a headlight lens for a vehicle headlight, particularly for a motor vehicle headlight, wherein the headlight lens comprises a bright-molded lens body made of a transparent material, having a substantially plane optically effective surface and a convexly curved optically effective surface, wherein the headlight lens comprises a lens edge on the outside of the convexly curved optically effective surface, wherein the substantially plane optically effective surface, protrudes over the lends edge, or over part of the lens edge, in a stepped manner in the direction of an optical axis of the headlight lens.

Abstract: The invention relates to an objective, particularly for infrared light and/or visible light, for imaging an object in an image plane, wherein the objective comprises an objective lens to be directed toward the object and an image lens directed toward the image plane, wherein the following applies with regard to imaging an object for each point within the image circle of the objective or for at least one point within the image circle of the objective: Formula (I), wherein Pmax represents the maximum light output of a point in the image plane for imaging a point on the object, and wherein Pmin represents the light output of an additional point in the image plane for imaging the point on the object, the light output of which with regard to imaging the point on the object is greater than the light output of each additional point in the image plane with regard to imaging the point on the object.

Abstract: The invention relates to a single-piece headlamp lens (2) for a vehicle headlamp (1), in particular for a motor vehicle headlamp (1), wherein the headlamp lens (2) comprises a first region (40) designed as a free-form lens part or as part of an aspherical lens, and at least one second region (41) designed as part of a Fresnel lens.

Abstract: The invention relates to a headlight lens for a vehicle headlight comprising a light source, particularly for a motor vehicle headlight, wherein the headlight lens comprises a transparent lens body made of glass comprising a surface arranged to face the light source and a surface arranged to face away from the light source, and wherein the headlight lens comprises at least with respect to said surface arranged to face away from the light source a layer comprising an aluminum concentration which is higher than an aluminum concentration inside the lens body and/or a sodium concentration which is lower than a sodium concentration inside the lens body.