LIGHTING MODULE AND LAMP HAVING A LIGHTING MODULE
The invention relates to a lighting module (1) and to a lamp (A) having a lighting module (1). The lighting module has a space (3) for accommodating a punctiform light source, such as an LED, in particular a power LED (P), and an optical system (4) for deflecting light (L) emitted from the punctifor...
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Format: | Patent |
Sprache: | eng ; fre ; ger |
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Zusammenfassung: | The invention relates to a lighting module (1) and to a lamp (A) having a lighting module (1). The lighting module has a space (3) for accommodating a punctiform light source, such as an LED, in particular a power LED (P), and an optical system (4) for deflecting light (L) emitted from the punctiform light source, wherein the optical system (4) has a rotationally symmetrical collimator lens (5) having an optical axis (o) and a light entry surface (7) for the light (L) and a prism arrangement (6) optically downstream of the collimator lens (5) having longitudinally extending first prisms (8) perpendicular to the optical axis (o) for asymmetric deflection of the light (L) with respect to the optical axis (o). The collimator lens (5) emits the light divergently at a solid angle. Thus the first prisms (8) are designed for correction of the spread light into an at least approximately parallel orientation and/or are disposed relative to one another in a radial directional component (ar) of the emission direction (a). A first prism (8) and/or group of first prisms (8) differ from a subsequent first prism (8) or a subsequent group of prisms with regard to an effective light deflection capacity. |
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