Arrangement for the optical characterization of resonant lenses
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Fresnel lens, has effective flanks with length, which is successively reduced in radial direction with upstream distance from optical axis by considering focal length of lens, and disturbance flanks with length, which is held constant
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Focusing optical element for photovoltaic module of photovoltaic system, has Fresnel structure with active edges inclined at angle so that radiation in active edges is totally refracted on disturbance edges
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Lighting element with reflective Fresnel structure
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Arrangement for uniform or predefinable illumination of large areas
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Method and tool for producing transparent optical elements made of polymeric materials
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Optically active element and process for its manufacture
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Optical arrangement consisting of at least two Fresnel lenses and a projection or display device with this arrangement
