Electronic device

Abstract

An electronic device includes a light-emitting element and a first optical film disposed on the light-emitting element. The first optical film has a first region and a second region surrounding the first region. The first optical film also includes a primary lens unit and a secondary lens unit. The primary lens unit is disposed on the first region, and the secondary lens unit is disposed on the second region. The first shape of the primary lens unit differs from the second shape of the secondary lens unit.

Claims

1. An electronic device comprising: Light-emitting elements; The first optical film is disposed on the light-emitting element. The first optical film has a first region and a second region surrounding the first region. The first optical film further includes a main lens unit disposed on the first region. A secondary lens unit is disposed on the second region, wherein, viewed in the positive viewing direction, the first shape of the primary lens unit is different from the second shape of the secondary lens unit, wherein the secondary lens unit has a first side adjacent to the primary lens unit and a second side away from the primary lens unit, wherein the roughness of the first side is different from the roughness of the second side.

2. The electronic device as claimed in claim 1, wherein the primary lens unit and the secondary lens unit of the first optical film are Fresnel lenses.

3. The electronic device as claimed in claim 1, wherein the electronic device further comprises a second optical film disposed between the light-emitting element and the first optical film.

4. The electronic device of claim 1, wherein the first optical film further includes another lens unit disposed in the second region, wherein the other lens unit has a third shape when viewed in a positive viewing direction, and the first shape, the second shape and the third shape are all different.

5. The electronic device as claimed in claim 4, wherein the primary lens unit has a first area, the secondary lens unit has a second area, and the other lens unit has a third area, wherein the first area, the second area, and the third area are all different.

6. The electronic device of claim 4, wherein the number of light-emitting elements is plurality and includes a first light-emitting element and a second light-emitting element, the first light-emitting element overlapping the main lens unit, the second light-emitting element overlapping the secondary lens unit, wherein the brightness of the first light-emitting element is different from the brightness of the second light-emitting element.

7. The electronic device of claim 1, wherein the number of main lens units is plurality of and includes a first main lens unit, a second main lens unit and a third main lens unit adjacent to each other, wherein the area of ​​the third main lens unit is smaller than the area of ​​the first main lens unit and the area of ​​the second main lens unit.

8. The electronic device of claim 7, wherein the number of light-emitting elements is plurality and includes a plurality of first light-emitting elements and a plurality of second light-emitting elements, the plurality of first light-emitting elements overlapping the first main lens unit and the second main lens unit respectively, the second light-emitting elements overlapping the secondary lens unit and the third main lens unit, wherein the brightness of the first light-emitting elements is different from the brightness of the second light-emitting elements.

9. The electronic device of claim 1, wherein the number of primary lens units is plurality of, and the side of one of the plurality of primary lens units is adjacent to and not parallel to the side of another of the plurality of primary lens units.

10. The electronic device of claim 1, wherein the number of main lens units is plurality of and includes a first main lens unit, a second main lens unit and a third main lens unit adjacent to each other, wherein a first gap is formed between the first main lens unit and the second main lens unit, a second gap is formed between the second main lens unit and the third main lens unit, and a third gap is formed between the first main lens unit and the third main lens unit, wherein the midline of the first gap, the midline of the second gap and the midline of the third gap form a triangle.

11. The electronic device of claim 10, wherein the area of ​​the triangle satisfies the following condition: G2 < AR < 0.1 * Am, where AR is the area of ​​the triangle, Am is the area of ​​the main lens unit, and G is the arithmetic mean of the spacing of the first gap, the spacing of the second gap, and the spacing of the third gap.

12. The electronic device of claim 10, wherein the first shape is substantially a regular hexagon, and one corner of the regular hexagon is rounded.

13. The electronic device of claim 1, wherein the number of main lens units is plurality and includes a first main lens unit, a second main lens unit and a third main lens unit adjacent to each other, wherein a first gap is formed between the first main lens unit and the second main lens unit, a second gap is formed between the second main lens unit and the third main lens unit, and a third gap is formed between the first main lens unit and the third main lens unit, wherein the first main lens unit has a first adjacent side and a first oblique side, the second main lens unit has a second adjacent side and a second oblique side, the first adjacent side is parallel to the second adjacent side to define the first gap, the first gap has a first spacing, the first oblique side is not parallel to the second oblique side and there is a second spacing between them, the second spacing being greater than the first spacing.

14. The electronic device of claim 1, wherein the first optical film further comprises a first substrate and an adhesive layer disposed between the first substrate and the plurality of main lens units.

15. The electronic device of claim 13, wherein the first optical film further comprises a first substrate and an adhesive layer disposed between the first substrate and the plurality of main lens units, and further disposed in the first gap, the second gap and the third gap.

16. The electronic device as claimed in claim 13, wherein the electronic device further comprises: A circuit board, wherein the light-emitting element is disposed on the circuit board; A support pattern is disposed between the circuit substrate and the first optical film, wherein the support pattern surrounds the light-emitting element and overlaps the first gap, the second gap and the third gap.

17. The electronic device of claim 3, wherein the second optical film further comprises a second substrate, a first condenser lens and a second condenser lens, the first condenser lens and the second condenser lens being disposed on the second substrate, wherein the area of ​​the first condenser lens is different from the area of ​​the second condenser lens.

18. The electronic device of claim 17, wherein the first condenser lens overlaps the main lens unit and the second condenser lens overlaps the secondary lens unit.

19. The electronic device of claim 18, wherein the shape of the first condenser lens differs from the shape of the second condenser lens when viewed in a normal viewing direction.

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