LUMINOUS-FLUX CONTROL MEMBER AND ILLUMINATION APPARATUS USING THE SAME
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United States of America Patent
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N/A
Issued Date -
Feb 21, 2013
app pub date -
Mar 18, 2011
filing date -
Mar 26, 2010
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
Provided are a lighting lens and an illumination apparatus including the same that can improve color rendering properties and prevent reductions in performance of a light flux controlling member and in illuminance on a surface to be illuminated when a pseudo-white LED is used. This lighting lens (1) includes a color adjustment unit (14) that contains a color adjusting material, is excited by light emitted from an LED (2) and emits light in a color different from the light-emitting color of the LED (2). The color adjustment unit (14) is disposed at a portion through which sub-rays other than main rays pass and not at a portion through which the main rays pass, the main rays being rays having a luminous intensity equal to or more than a predetermined percentage of the maximum luminous intensity.
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