Abstract: An optical imaging system includes a first lens group, a second lens group, a third lens group, and a fourth lens group sequentially disposed along an optical axis, and each including a plurality of lenses, wherein each of the first lens group and the fourth lens group has a positive refractive power, the optical imaging system further includes an aperture disposed between the third lens group and the fourth lens group, the first lens group, the aperture, and the fourth lens group are fixed, and the second lens group and the third lens group are configured to be movable along the optical axis, the optical imaging system further includes a reflective member including a reflective surface configured to change an optical path of the optical imaging system disposed in front of the first lens group, and the fourth lens group is a lens group disposed closest to the imaging surface.

Abstract: An imaging lens system according to an embodiment of the present disclosure comprises a first lens group including one or more lenses, and a second lens group including one or more lenses and configured to be movable in an optical axis direction. The imaging lens system according to an embodiment of the present disclosure, the first lens group and the second lens group are sequentially arranged from an object side. The imaging lens system according to an embodiment of the present disclosure satisfies the condition 2.80?fG1R/f?4.0. F is a focal length of the imaging lens system, and fG1R is a focal length of a first rear lens disposed closest to the imaging plane in the first lens group.

Abstract: A lamp device includes: an optical unit that is provided in a vehicle and irradiates light; a leveling unit configured to adjust an optical axis of the optical unit in a vertical direction; an object detection unit configured to detect an object around the vehicle to generate surrounding environment information; a driving condition determination unit configured to determine a driving condition of the vehicle; and a control unit configured to control the leveling unit, in which the control unit determines a projection surface of the optical unit based on the surrounding environment information and the driving condition and controls a projection distance of light by the leveling unit.

Abstract: An optical imaging system includes a first lens group, a second lens group, a third lens group, and a fourth lens group sequentially disposed in ascending numerical order along an optical axis of the optical imaging system away from an object side of the optical imaging system toward an imaging plane of the optical imaging system, at least one lens group among the first to fourth lens groups being configured to be movable along the optical axis; and a reflective member disposed on an object side of the first lens group and including a reflective surface configured to change an optical path, wherein the first lens group has a positive refractive power, and 0.45?fG1/L?0.8 is satisfied, where fG1 is a focal length of the first lens group, and L is a distance from an object-side surface of the reflective member to the imaging plane.

Abstract: An optical imaging system includes a first lens group, a second lens group, a third lens group, and a fourth lens group sequentially disposed in ascending numerical order along an optical axis of the optical imaging system from an object side of the optical imaging system toward an image side of the optical imaging system, at least one lens group among the first lens group to the fourth lens group being configured to be movable along the optical axis; and a reflective member disposed on an object side of the first lens group and comprising a reflective surface configured to change an optical path, wherein the first lens group has a positive refractive power, and 0.8?Fnot/Fnow?1.3 is satisfied, where Fnot is an F-number of the optical imaging system in a telephoto mode, and Fnow is an F-number of the optical imaging system in a wide-angle mode.

Abstract: A lamp device includes: an optical unit that is provided in a vehicle and irradiates light; a leveling unit configured to adjust an optical axis of the optical unit in a vertical direction; an object detection unit configured to detect an object around the vehicle to generate surrounding environment information; a driving condition determination unit configured to determine a driving condition of the vehicle; and a control unit configured to control the leveling unit, in which the control unit determines a projection surface of the optical unit based on the surrounding environment information and the driving condition and controls a projection distance of light by the leveling unit.

Abstract: The present invention relates to a lens optical system including a first lens, a second lens, a third lens, a fourth lens, and a fifth lens that are sequentially arranged from an object side to an image side, in which the first lens has positive refractive power and the second lens has negative refractive power.

Abstract: A four-lens optical system is provided which is capable of minimizing a total length of an optical system while having a high numerical aperture (NA), and, more particularly, to an optical system including a first lens, a second lens, a third lens, and a fourth lens that are sequentially arranged from an object side to an image side of the four-lens optical system, in which the first lens and the second lens continuously disposed in front of the optical system are each configured to have positive refractive power and in which the first lens is a lens is made of a plastic material, and the fourth lens is a lens made of a glass material.

Abstract: An imaging lens system includes a first lens having a negative refractive power, a second lens having a refractive power, a third lens having a refractive power, a fourth lens having a refractive power, a fifth lens having a refractive power, and a sixth lens having a convex object-side surface is convex in a paraxial region thereof and a concave image-side surface in a paraxial region thereof. The first to sixth lenses are sequentially disposed in ascending numerical order along an optical axis of the imaging lens system from an object side of the imaging lens system toward an image plane of the imaging lens system, and one or more of the first to fifth lenses is configured to be movable in a direction of the optical axis.

Abstract: An optical imaging system includes a first lens group, a second lens group, a third lens group, and a fourth lens group sequentially disposed in ascending numerical order along an optical axis of the optical imaging system from an object side of the optical imaging system toward an imaging plane of the optical imaging system, wherein at least one lens group among the first lens group to the fourth lens group is configured to be movable along the optical axis, the first lens group has a positive refractive power and comprises a reflective member and at least one lens disposed between the object side of the optical imaging system and the reflective member, and the at least one lens is configured to refract light passing through the at least one lens to converge the light to be incident on the reflective member.

Abstract: An imaging lens system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens, sequentially disposed from an object side. A field of view (FOV) of the imaging lens system according to an embodiment is wider than 85 degrees and narrower than 160 degrees. In the imaging lens system according to an embodiment, a distance (TTL) from an object-side surface of the first lens to an imaging plane is greater than 6.0 mm and less than 9.0 mm.

Abstract: The present disclosure provides a device and method for depth sensing by utilizing the combination of a ranging sensor and an image sensor. The ranging sensor can accurately detect distance measurement from an object. The image sensor can take images with high resolution of the object. By combining each sensor data from the ranging sensor and the image sensor, accurate depth information with high resolution of the object may be obtained. A structured light having patterned shapes are used in conjunction with the ranging sensor to receive reflected patterned shapes of the object. These reflected patterned shapes are used to analyze distance measurements associated with the specific patterned shapes. These distance measurements from both the ranging sensor and the image sensor is aligned and combined to generate an accurate depth map with high resolution using a processor of an electronic device including the ranging sensor and the image sensor.

Abstract: The present disclosure provides a device and method for depth sensing by utilizing the combination of a ranging sensor and an image sensor. The ranging sensor can accurately detect distance measurement from an object. The image sensor can take images with high resolution of the object. By combining each sensor data from the ranging sensor and the image sensor, accurate depth information with high resolution of the object may be obtained. A structured light having patterned shapes are used in conjunction with the ranging sensor to receive reflected patterned shapes of the object. These reflected patterned shapes are used to analyze distance measurements associated with the specific patterned shapes. These distance measurements from both the ranging sensor and the image sensor is aligned and combined to generate an accurate depth map with high resolution using a processor of an electronic device including the ranging sensor and the image sensor.

Abstract: A super wide angle zoom lens may include: a first lens having convex surfaces at an object side and an image side, and formed in a spherical shape; a second lens having a concave surface at the object side; a third lens having a convex surface at the image side; and a fourth lens having a convex surface at the object side and formed in a spherical shape, wherein the first to fourth lenses are sequentially arranged from the object side toward the image side.

Abstract: A method and apparatus for determining space occupancy and performing volumetric measurement of a transportation system using a time-of-flight (TOF) sensor array are provided. In the method and apparatus, the TOF sensor array, which is mounted in a transportation system and includes a plurality of TOF sensors, outputs a plurality of distance measurements made by the plurality of TOF sensors, respectively. In the method and apparatus, a map of one or more objects positioned in the transportation system is generated based on the plurality of distance measurements. The map is output for display to a user by a display.

Abstract: A super wide angle zoom lens may include: a first lens having convex surfaces at an object side and an image side, and formed in a spherical shape; a second lens having a concave surface at the object side; a third lens having a convex surface at the image side; and a fourth lens having a convex surface at the object side and formed in a spherical shape, wherein the first to fourth lenses are sequentially arranged from the object side toward the image side.

Abstract: A method and apparatus for determining space occupancy and performing volumetric measurement of a transportation system using a time-of-flight (TOF) sensor array are provided. In the method and apparatus, the TOF sensor array, which is mounted in a transportation system and includes a plurality of TOF sensors, outputs a plurality of distance measurements made by the plurality of TOF sensors, respectively. In the method and apparatus, a map of one or more objects positioned in the transportation system is generated based on the plurality of distance measurements. The map is output for display to a user by a display.

Abstract: A microelectronic interconnect element can include a plurality of first metal lines and a plurality of second metal lines interleaved with the first metal lines. Each of the first and second metal lines has a surface extending within the same reference plane. The first metal lines have surfaces above the reference plane and remote therefrom and the second metal lines have surfaces below the reference plane and remote therefrom. A dielectric layer can separate a metal line of the first metal lines from an adjacent metal line of the second metal lines.

Abstract: A microelectronic interconnect element can include a plurality of first metal lines and a plurality of second metal lines interleaved with the first metal lines. Each of the first and second metal lines has a surface extending within the same reference plane. The first metal lines have surfaces above the reference plane and remote therefrom and the second metal lines have surfaces below the reference plane and remote therefrom. A dielectric layer can separate a metal line of the first metal lines from an adjacent metal line of the second metal lines.

Abstract: A microelectronic interconnect element can include a plurality of first metal lines and a plurality of second metal lines interleaved with the first metal lines. Each of the first and second metal lines has a surface extending within the same reference plane. The first metal lines have surfaces above the reference plane and remote therefrom and the second metal lines have surfaces below the reference plane and remote therefrom. A dielectric layer can separate a metal line of the first metal lines from an adjacent metal line of the second metal lines.