Lighting member, lighting device, and method for installing lighting member
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United States of America Patent
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Feb 6, 2018
Issued Date -
N/A
app pub date -
Oct 16, 2014
filing date -
Oct 17, 2013
priority date (Note) -
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status (Latency Note)
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Abstract
A lighting film (1) includes a first base material (2), a plurality of lighting portions (3), and a void portion (9), and if a virtual straight line (F) that passes through a point (C), at which any one light ray of light entering the lighting portion (3) is incident on a reflective surface, and is orthogonal to a first surface (2a) of the first base material (2) marks a boundary between two spaces, a space with the light ray incident on the point (C) of the two spaces is labeled as a first space (S1), and a space without the light ray incident on the point (C) is labeled as a second space (S2), the lighting film (1) has a function of decreasing intensity of light traveling toward the second space (S2) of light emitted from the first base material (2) or the lighting portion (3).
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