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发明授权
CN1637342B 菲涅尔聚光灯 失效 - 权利终止 转让

菲涅尔聚光灯
摘要：
为了在有可调整出射光束孔径角的菲涅尔聚光灯中，特别是同样在泛光的设置中，以高的效率提供均匀的输出光场，该菲涅尔聚光灯包括最好是椭圆面的反射器、灯、和至少一个菲涅尔透镜，为此，要使菲涅尔透镜有一漫射器。
摘要（英）：

In order to provide a light irradiation field illuminated high efficiently and uniformly in a Fresnel lens spot light with an adjustable aperture angle of the emerging light beam, especially in floodlight device, the Fresnel spotlight includes preferably an oval reflector, a lamp, and at least one Fresnel lens including a diffuser.

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