Microperforation illumination
First Claim
Patent Images
1. A visual display element, comprising:
- a base layer defining one or more microperforations; and
a light guide coupled to a light source, the light guide positioned adjacent the base layer and including one or more concave microlenses in alignment with the one or more microperforations along at least one vertical axis.
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Abstract
Methods and apparatuses disclosed herein relate to backlit visual display elements. A visual display element may include a base layer defining one or more microperforations and a light guide coupled to a light source. The light guide may be positioned adjacent the base layer and include one or more microlenses in alignment with the one or more microperforations along at least one vertical axis.
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Citations
20 Claims
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1. A visual display element, comprising:
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a base layer defining one or more microperforations; and a light guide coupled to a light source, the light guide positioned adjacent the base layer and including one or more concave microlenses in alignment with the one or more microperforations along at least one vertical axis. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A visual display element, comprising:
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a base layer defining a first microperforation, the first microperforation including a first microperforation wall defining a first gradient; and a light guide coupled to a light source, the light guide including a first microlens, the first microlens including a first lens wall defining a second gradient; wherein the first gradient is substantially equal to the second gradient. - View Dependent Claims (12, 13, 14, 15, 16)
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17. A method for manufacturing a visual display element, comprising:
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forming one or more microperforations on a surface of a base layer; providing a light guide configured to transmit light from a light source and including one or more microlenses; and aligning the one or more microlenses with the one or more microperforations so that light transmitted by the light guide is directed through the one or more microperforations. - View Dependent Claims (18, 19, 20)
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Specification