Light-emitting keyboard with optical waveguide film
A luminous keyboard and optical waveguide technology, applied in the direction of light guides, optics, optical components, etc., can solve the problems of high cost, easy to generate noise and misoperation, etc., and achieve the effect of improving luminous brightness, high efficiency and high qualified rate of finished products, and uniform surface luminescence
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[0047] Hereinafter, the present invention will be described in detail with reference to the drawings and examples.
[0048] image 3 It is a cross-sectional view of a luminous keyboard with an optical waveguide film according to an embodiment of the present invention. As shown in the figure, the features of the luminous keyboard include: a keyboard part 10 formed with a plurality of buttons; a back layer 20, located at the lower part of the keyboard part 10, and having a plurality of upper protrusions 21 corresponding to all or a part of the above buttons; The optical waveguide film 30 is formed on the lower part of the above-mentioned back layer 20, guides the light from the light source 50 and performs surface emission, wherein the dot pattern 31 for improving the brightness is formed on the upper surface or the predetermined area of the back surface of the above-mentioned optical waveguide film 30. A printed circuit board 40 may be disposed under the optical waveguide fi...
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