Backlight illumination structure based on double-sided light-dimming light guide plate and manufacturing method of backlight illumination structure
A technology for backlight illumination and light guide plate, applied in the direction of plane/plate light guide, light guide, light guide of lighting system, etc., can solve the problems of unpackaged quantum dots and complex structure, so as to improve market competitiveness, simplify device structure, The effect of reducing thickness and volume
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[0035] Example 1
[0036] Such as figure 1 As shown, 10 is a blue LED dot matrix backlight, the light source interval is 5 mm, the light source wavelength is 365nm, 20 is a scattering microstructure, 30 is an edge light guide plate, 40 is a collimating microstructure, and 50 is a substrate light guide layer. 60 is a quantum dot color film layer, 61 and 62 are quantum dot red and green pixel units, 63 is an empty pixel unit, 64 is a black matrix, and 70 is a convex lens focusing microstructure. The scattering microstructure on the lower surface of the light guide plate and the collimating microstructure on the upper surface are designed, and the radius of curvature of the scattering microstructure near the light entrance side is 10e -5 m, the radius of curvature of the side away from the light incident becomes larger and larger, and becomes larger according to a certain rule; the radius of curvature of the collimated microstructure is 5e -5 m, and make positioning marks to accurate...
Example Embodiment
[0038] Example 2
[0039] Such as Figure 4 As shown, 10 is a blue LED dot matrix backlight, the light source interval is 5 mm, the light source wavelength is 365nm, 20 is a scattering microstructure, 30 is an edge-type light guide plate, 40 is a collimating microstructure, and 50 is a substrate light guide layer. 60 is a quantum dot color film layer, 61 and 62 are quantum dot red and green pixel units, 63 is an empty pixel unit, 64 is a black matrix, and 71 is a convex lens focusing microstructure. The scattering microstructure on the lower surface of the light guide plate and the collimating microstructure on the upper surface are designed, and the radius of curvature of the scattering microstructure near the light entrance side is 12e -5 m, the radius of curvature of the side away from the light incident becomes larger and larger, and becomes larger according to a certain rule; the radius of curvature of the collimated microstructure is 6e -5 m, and make positioning marks to ac...
Example Embodiment
[0040] Example 3
[0041] Such as Figure 5 As shown, 10 is a blue LED dot matrix backlight, the light source interval is 5 mm, the light source wavelength is 365nm, 20 is a scattering microstructure, 30 is an edge-type light guide plate, 40 is a collimating microstructure, and 50 is a substrate light guide layer. 65 is a quantum dot light conversion film, 72 is a convex lens condensing microstructure, 81, 82, and 83 are three primary color filters of red, green and blue, and 84 is a black matrix. The scattering microstructure on the lower surface of the light guide plate and the collimating microstructure on the upper surface are designed, and the radius of curvature of the scattering microstructure near the light entrance side is 12e -5 m, the radius of curvature of the side away from the light incident becomes larger and smaller, and the radius of curvature of the collimated microstructure is 6e -5 m, and make positioning marks to accurately align with the subsequent sub-pixel...
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