Lamp for vehicle
Disclosed is a lamp for a vehicle. The lamp for a vehicle includes a light source that generates and outputs light, and an MLA module provided on a front side of the light source, and to which the light is input. The MLA module includes an input lens array, to which the light is input, and including a plurality of input lenses, and an output lens array provided on a front side of the input lens array, that receives the light input to the input lens array and outputs the light to an outside, and including a plurality of output lenses, the plurality of output lenses correspond to at least some of the input lenses, respectively.
1 . A lamp for a vehicle, comprising:
a light source configured to generate and output light; and
a micro lens array (MLA) module provided on a front side of the light source, and to which the light is input,
wherein the MLA module includes:
an input lens array, to which the light is input, and including a plurality of input lenses; and
an output lens array provided on a front side of the input lens array, configured to receive the light input to the input lens array and output the light to an outside, and including a plurality of output lenses,
wherein the plurality of output lenses correspond to at least some of the input lenses, respectively, and
wherein the input lens array is divided into a first area, and a second area disposed at an upper end portion of the first area, with respect to a vertical direction, and
wherein a size of a plurality of input lenses disposed in the second area in a vertical direction is formed to be greater than a size of a plurality of input lenses disposed in the first area in the vertical direction,
wherein with respect to a horizontal direction, a radius of curvature of an input lens disposed on an outermost side, among the plurality of input lenses, is smaller than a radius of curvature of an input lens being adjacent thereto.
2 . The lamp of claim 1 , wherein the plurality of input lenses have different shapes.
3 . The lamp of claim 1 , wherein each of the plurality of input lenses has a radius of curvature in a horizontal direction and a radius of curvature in a vertical direction, which are different from each other.
4 . The lamp of claim 1 , wherein when the input lens array is viewed from a front side, an input lens disposed on an outermost side, among the plurality of input lenses, is formed in a semicircular shape.
5 . The lamp of claim 1 , wherein when a distance between an optical axis of any one of the plurality of input lenses and an optical axis of any one of the plurality of output lenses, which corresponds to the any one input lens, in a leftward/rightward direction of the MLA module is defined as an inter-optical axis distance,
the inter-optical axis distance gradually increases as it goes from a central portion to a peripheral portion of the MLA module.
6 . The lamp of claim 5 , wherein a number of the input lenses disposed in the first area is greater than a number of the input lenses disposed in the second area.
7 . The lamp of claim 5 , wherein the plurality of input lenses disposed in the second area are provided in a plurality of rows, and
wherein the input lenses in the rows are formed to have different sizes in the vertical direction.
8 . The lamp of claim 5 , wherein the plurality of input lenses disposed in the second area are provided in a plurality of rows, and
wherein the input lenses in the rows are formed to have different radii of curvature in the vertical direction.
9 . The lamp of claim 1 , wherein with respect to a vertical direction, an optical axis of any one of the plurality of input lenses has the same height as a height of an optical axis of any one of the plurality of output lens corresponding to the any one input lens, among the plurality of output lenses.
10 . The lamp of claim 1 , wherein radii of curvature of the plurality of output lenses are the same.
11 . The lamp of claim 1 , wherein each of the plurality of output lenses has a radius of curvature in a horizontal direction and a radius of curvature in a vertical direction, which are the same.
12 . The lamp of claim 1 , wherein a number of the input lenses is greater than a number of the output lenses.
13 . The lamp of claim 1 , wherein the input lens array is divided into a central area, and outer areas disposed on ends of the central area in a leftward/rightward direction, with respect to a horizontal direction, and
wherein input lenses disposed in the central area correspond to the output lenses, respectively.
14 . The lamp of claim 1 , wherein the MLA module further includes a shield provided between the input lens array and the output lens array, and
wherein the shield is provided in a position corresponding to focuses of the plurality of output lenses provided in the output lens array.
15 . The lamp of claim 1 , wherein the MLA module is configured to form a low beam pattern.
16 . A lamp for a vehicle, comprising:
a light source configured to generate and output light; and
a micro lens array (MLA) module provided on a front side of the light source, and to which the light is input,
wherein the MLA module includes:
an input lens array, to which the light is input, and including a plurality of input lenses; and
an output lens array provided on a front side of the input lens array, configured to receive the light input to the input lens array and output the light to an outside, and including a plurality of output lenses,
wherein the plurality of output lenses correspond to at least some of the input lenses, respectively, and
wherein the input lens array is divided into a first area, and a second area disposed at an upper end portion of the first area, with respect to a vertical direction,
wherein a size of a plurality of input lenses disposed in the second area in a vertical direction is formed to be greater than a size of a plurality of input lenses disposed in the first area in the vertical direction,
wherein when a distance between an optical axis of any one of the plurality of input lenses and an optical axis of any one of the plurality of output lenses, which corresponds to the any one input lens, in a leftward/rightward direction of the MLA module is defined as an inter-optical axis distance,
the inter-optical axis distance gradually increases as it goes from a central portion to a peripheral portion of the MLA module,
wherein the plurality of input lenses disposed in the second area are provided in a plurality of rows, and
wherein the input lenses in the rows are formed to have different radii of curvature in the vertical direction.
17 . The lamp of claim 16 , wherein the plurality of input lenses have different shapes.
18 . The lamp of claim 16 , wherein each of the plurality of input lenses has a radius of curvature in a horizontal direction and a radius of curvature in a vertical direction, which are different from each other.