Abstract: Disclosed herein is an imaging lens unit, including: a first lens having a positive (+) power; a second lens having a negative (?) power; a third lens having power; a fourth lens having a negative (?) power; and a fifth lens having a negative (?) power, wherein the first lens, the second lens, the third lens, the fourth lens, and fifth lens are arranged in order from an object to be formed as an image, and the fourth lens is convex toward an image side.

Abstract: An illuminance sensor module includes: a lens having refractive power; a diffuser configured to scatter light incident through the lens; an illuminance sensor configured to receive the light passing through the diffuser; and a field stop disposed at a point at which the light is focused by the lens, wherein the lens, the diffuser, and the illuminance sensor are sequentially disposed in a direction from a light source.

Abstract: A lens module includes a first lens, a second lens, and a third lens comprising a convex object-side surface and a convex image-side surface. The lens module also includes a fourth lens including a concave object-side surface and a concave image-side surface, a fifth lens including a concave object-side surface, and a sixth lens including an inflection point formed on an image-side surface thereof. The first to sixth lenses are sequentially disposed from an object side to an image side.

Abstract: A lens module may include a first lens having positive refractive power, a second lens having positive refractive power, a third lens having refractive power, a fourth lens having positive refractive power, a fifth lens having negative refractive power, and a sixth lens having negative refractive power and having one or more inflection points formed on an image-side surface thereof. An overall focal length of the lens module f and a focal length of the first lens f1 may satisfy the following Conditional Expression: 1.0<f1/f<2.0??[Conditional Expression].

Abstract: An optical system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, and a sixth lens. The first lens includes an object-side surface that is convex with a meniscus shape. The second lens includes an image-side surface that is convex. The third lens includes an image-side surface that is concave. The fifth lens includes an image-side surface that is concave. The first to sixth lenses are sequentially disposed from an object side to an image side.

Abstract: There is provided a lens module including: a first lens having positive refractive power; a second lens having refractive power, both surfaces thereof being convex; a third lens having refractive power; a fourth lens having positive refractive power; a fifth lens having refractive power; and a sixth lens having positive refractive power and having one or more inflection point formed on an image-side surface thereof, wherein the first, second, third, fourth, fifth and sixth lenses are disposed in a sequential order from the first lens to the sixth lens.

Abstract: There is provided a lens module including: a first lens having positive refractive power; a second lens having refractive power, both surfaces thereof being convex; a third lens having refractive power; a fourth lens having positive refractive power; a fifth lens having refractive power; and a sixth lens having positive refractive power and having one or more inflection point formed on an image-side surface thereof, wherein the first, second, third, fourth, fifth and sixth lenses are disposed in a sequential order from the first lens to the sixth lens.

Abstract: Disclosed herein is an imaging lens including: a first lens having positive (+) power; a second lens having positive (+) power; a third lens having positive (+) or negative (?) power; a fourth lens having positive (+) or negative (?) power; a fifth lens having positive (+) or negative (?) power; and a sixth lens having negative (?) power.

Abstract: A lens module may include a first lens having positive refractive power, a second lens having positive refractive power, a third lens having refractive power, a fourth lens having positive refractive power, a fifth lens having negative refractive power, and a sixth lens having negative refractive power and having one or more inflection points formed on an image-side surface thereof. An overall focal length of the lens module f and a focal length of the first lens f1 may satisfy the following Conditional Expression: 1.0<f1/f<2.0.

Abstract: A lens module may include a first lens having positive refractive power, a second lens having positive refractive power, a third lens having refractive power, a fourth lens having positive refractive power, a fifth lens having negative refractive power, and a sixth lens having negative refractive power and having one or more inflection points formed on an image-side surface thereof. An overall focal length of the lens module f and a focal length of the first lens f1 may satisfy the following Conditional Expression: 1.0<f1/f<2.0.

Abstract: Disclosed herein is an imaging lens unit, including: a first lens having a positive (+) power; a second lens having a negative (?) power; a third lens selectively having one of a positive (+) and negative (?) power; a fourth lens having a negative (?) power; and a fifth lens having a negative (?) power, wherein the first lens, the second lens, the third lens, the fourth lens, and fifth lens are arranged in order from an object to be formed as an image, and the fourth lens is concave toward an image side.

Abstract: Disclosed herein is an imaging lens unit, including: a first lens having a positive (+) power; a second lens having a negative (?) power; a third lens selectively having one of a positive (+) and negative (?) power; a fourth lens having a negative (?) power; and a fifth lens having a negative (?) power, wherein the first lens, the second lens, the third lens, the fourth lens, and fifth lens are arranged in order from an object to be formed as an image, and the fourth lens is concave toward an image side.

Abstract: Disclosed herein is an imaging lens unit, including: a first lens having a positive (+) power; a second lens having a negative (?) power; a third lens selectively having one of a positive (+) and negative (?) power; a fourth lens having a negative (?) power; and a fifth lens having a negative (?) power, wherein the first lens, the second lens, the third lens, the fourth lens, and fifth lens are arranged in order from an object to be formed as an image, and the fourth lens is concave toward an image side.

Abstract: Disclosed herein is an imaging lens unit, including: a first lens having a positive (+) power; a second lens having a negative (?) power; a third lens selectively having one of a positive (+) and negative (?) power; a fourth lens having a negative (?) power; and a fifth lens having a negative (?) power, wherein the first lens, the second lens, the third lens, the fourth lens, and fifth lens are arranged in order from an object to be formed as an image, and the fourth lens is concave toward an image side.

Abstract: Disclosed herein is an imaging lens unit, including: a first lens having a positive (+) power; a second lens having a negative (?) power; a third lens selectively having one of a positive (+) and negative (?) power; a fourth lens having a negative (?) power; and a fifth lens having a negative (?) power, wherein the first lens, the second lens, the third lens, the fourth lens, and fifth lens are arranged in order from an object to be formed as an image, and the fourth lens is concave toward an image side.

Abstract: Disclosed herein is an imaging lens unit, including: a first lens having a positive (+) power; a second lens having a negative (?) power; a third lens selectively having one of a positive (+) and negative (?) power; a fourth lens having a negative (?) power; and a fifth lens having a negative (?) power, wherein the first lens, the second lens, the third lens, the fourth lens, and fifth lens are arranged in order from an object to be formed as an image, and the fourth lens is concave toward an image side.

Abstract: Disclosed herein is an imaging lens unit, including: a first lens having a positive (+) power; a second lens having a negative (?) power; a third lens having power; a fourth lens having a negative (?) power; and a fifth lens having a negative (?) power, wherein the first lens, the second lens, the third lens, the fourth lens, and fifth lens are arranged in order from an object to be formed as an image, and the fourth lens is convex toward an image side.

Abstract: Disclosed herein is an imaging lens unit, including: a first lens having a positive (+) power; a second lens having a negative (?) power; a third lens selectively having one of a positive (+) and negative (?) power; a fourth lens having a negative (?) power; and a fifth lens having a negative (?) power, wherein the first lens, the second lens, the third lens, the fourth lens, and fifth lens are arranged in order from an object to be formed as an image, and the fourth lens is concave toward an image side.

Abstract: Disclosed herein is an imaging lens including: a first lens having positive (+) power; a second lens having positive (+) power; a third lens having positive (+) or negative (?) power; a fourth lens having positive (+) or negative (?) power; a fifth lens having positive (+) or negative (?) power; and a sixth lens having negative (?) power.

Abstract: Disclosed herein is an optical navigation module, including: an LED that is a light source diffusing light; a lens having a light transmitting part and a light receiving part integrally formed and refracting and collecting light diffused from the light source; a window transmitting light diffused from the LED and light reflected by a subject; and a sensor receiving light reflected from the window, detecting the received light, and outputting the detected light as a signal.