The invention relates to a lamp 10, in particular for land and water vehicles, comprising a lamp body 1 with at least one lamp. So that different lighting variants for daylight and night or emergency light are possible, it is provided that the luminaire 10 is divided into at least two light emission areas, the luminaire body 1 having one illuminant as daylight and at least one illuminant as night or emergency light and at least one in the luminaire body 1 Optics 14 for night or emergency light is integrated, with the integration of optics 14 achieving a uniform, homogeneous lighting effect.
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