Light Guide Plate Microstructure
First Claim
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1. A light guide plate microstructure, located on at least one surface of a light guide plate, comprising:
- a plurality of groove units located continuously or discontinuously on at least one surface of the light guide plate, wherein each of the groove units comprises a plurality of V-shaped grooves, and wherein each of the V-shaped grooves has an apex angle within a range of about 80°
-160°
, wherein at least two of the V-shaped grooves of a groove unit have different apex angles.
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Abstract
A light guide plate microstructure is provided. The light guide plate microstructure is located on at least one surface of the light guide plate and has a plurality of groove units. Each groove unit has multiple V-shaped grooves, and each V-shaped groove has an apex angle within a range of about 80°-160°. Furthermore, at least two of the V-shaped grooves of a groove unit have different apex angles.
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Citations
17 Claims
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1. A light guide plate microstructure, located on at least one surface of a light guide plate, comprising:
a plurality of groove units located continuously or discontinuously on at least one surface of the light guide plate, wherein each of the groove units comprises a plurality of V-shaped grooves, and wherein each of the V-shaped grooves has an apex angle within a range of about 80°
-160°
, wherein at least two of the V-shaped grooves of a groove unit have different apex angles.- View Dependent Claims (2, 3, 4, 5, 6)
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7. A light guide plate, comprising:
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a top surface having a light guide plate microstructure disposed thereon, wherein the light guide plate microstructure comprises a plurality of groove units located continuously or discontinuously on at least one surface of the light guide plate, wherein each of the groove units comprises a plurality of V-shaped grooves, and wherein each of the V-shaped grooves has an apex angle within a range of about 80°
-160°
, wherein at least two of the V-shaped grooves of a groove unit have different apex angles;a bottom surface opposite to the top surface; and a light incident lateral surface between the top surface and the bottom surface. - View Dependent Claims (8, 9, 10, 11)
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12. A backlight module, comprising:
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a light guide plate having a light guide plate microstructure disposed on at least one surface thereof, wherein the light guide plate microstructure comprises a plurality of groove units located continuously or discontinuously on at least one surface of the light guide plate, wherein each of the groove units comprises a plurality of V-shaped grooves, and wherein each of the V-shaped grooves has an apex angle within a range of about 80°
to 160°
, wherein at least two of the V-shaped grooves of a groove unit have different apex angles; anda plurality of LED light sources located on a light incident lateral surface of the light guide plate. - View Dependent Claims (13, 14, 15, 16, 17)
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Specification