| 摘要 |
A beacon light optic, comprising a reflective surface (4) having an optical axis (A) wherein the reflective surface is composed of surface parts (3a, 3b, 3c) of at least two at least partly overlapping segments of rotation symmetrical surfaces (2a, 2b, 2c), an entrance area (7) comprising an entrance surface (7a) for allowing light to enter the beacon light optic, an exit area (9) through which light exits the beacon light optic, a light emitting element (8) disposed in front of the entrance surface such that light emitting from the light emitting element enters the beacon light optic through the entrance area. |
