Adhesive stacking for multiple optical films
First Claim
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1. A display system, comprising:
- an illumination unit;
a display unit; and
a light management unit disposed between the illumination unit and the display unit to manage light passing from the illumination unit to the display unit, the light management unit comprisinga stack of at least first and second optical films each of the at least first and second optical films having at least one peripheral tab, the at least one peripheral tabs of the at least first and second optical films being in relative alignment, and a layer of adhesive disposed between the at least one peripheral tabs of the at least first and second optical films to adhere at least the first and second optical films to each other.
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Abstract
In a new packaging method for light management films in displays, such as liquid crystal displays, a stack of two or more optical films is held together before insertion into the display frame. The stack includes at least two of the films that are adhered together using adhesive positioned outside the viewing area of the films. In some embodiments, the adhesive is provided at one or more tabs provided around the periphery of the film stack.
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Citations
13 Claims
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1. A display system, comprising:
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an illumination unit; a display unit; and a light management unit disposed between the illumination unit and the display unit to manage light passing from the illumination unit to the display unit, the light management unit comprising a stack of at least first and second optical films each of the at least first and second optical films having at least one peripheral tab, the at least one peripheral tabs of the at least first and second optical films being in relative alignment, and a layer of adhesive disposed between the at least one peripheral tabs of the at least first and second optical films to adhere at least the first and second optical films to each other. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A display system, comprising:
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an illumination unit; a display unit; and a light management unit disposed between the illumination unit and the display unit to manage light passing from the illumination unit to the display unit, the light management unit comprising a stack of at least first and second optical films, the first optical film having a first peripheral edge, at least one first peripheral tab disposed on the first peripheral edge, the second optical film being disposed over the first optical film and having a second peripheral edge, at least one second peripheral tab disposed on the second peripheral edge, the at least one second peripheral tab being aligned with the at least one first peripheral tab, the at least one second peripheral tab being adhered to the at least one first peripheral tab with an adhesive. - View Dependent Claims (8, 9, 10, 11, 12, 13)
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Specification