Abstract: An optical imaging system includes a first lens having an image-side surface that is concave; a second lens having a refractive power; a third lens having an object-side surface that is convex; a fourth lens having an image-side surface that is concave; a fifth lens having a refractive power; and a sixth lens having a refractive power and an image-side surface having an inflection point, wherein the first lens through the sixth lens are sequentially disposed in numerical order from an object side of the optical imaging system toward an imaging plane of the optical imaging system, and the optical imaging system satisfies TL/(2Y)?1.01 and 1.2?tan ?, where TL is a distance from an object-side surface of the first lens to the imaging plane, 2Y is a diagonal length of the imaging plane, and ? is half a field of view of the optical imaging system.

Abstract: A camera module, may include: a lens module including a forwardmost lens disposed closest to an object: a housing configured to accommodate the lens module; a heater formed on the forwardmost lens, and configured to heat the forwardmost lens by a first driving signal; and a dirt remover formed on the forwardmost lens, and configured to generate electrical vibrations or mechanical vibrations or a voltage difference to remove dirt attached to a surface of the forwardmost lens by a second driving signal.

Abstract: A camera module driving apparatus includes: a camera module driving IC including a communication port and a driving port; an interface to receive a communication signal through the communication port; and a driver to output a driving current through the driving port and including driving semiconductor circuit elements coupled in a bridge structure. The interface includes an inverter including a high-voltage terminal, a low-voltage terminal, and an input terminal and operating based on a voltage difference between the high-voltage terminal and the low-voltage terminal, and inverting at least a portion of the communication signal; and an input semiconductor circuit element passing current from the input terminal to the high-voltage terminal and cutting-off the current from the high-voltage terminal to the input terminal. The high-voltage terminal and the low-voltage terminal of the inverter are electrically connected to both ends of a capacitor, respectively.

Abstract: A camera module includes a housing having an internal space; a lens module, disposed in the internal space, including at least one lens arranged in a direction of an optical axis; an image sensor, disposed in the housing, configured to have an imaging surface oriented in a direction intersecting the direction of the optical axis; and a reflective module, tiltably disposed in the internal space, configured to reflect light passing through the lens module towards the image sensor, and rotatably tilt about an axis perpendicular to the optical axis.

Abstract: An optical imaging 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 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 surface of an image sensor, wherein a conditional expression f/f2+f/f3<?0.4 is satisfied, where f is a focal length of the optical imaging system, f2 is a focal length of the second lens, and f3 is a focal length of the third lens, and a conditional expression TTL/(2*IMG HT)<0.69 is satisfied, where TTL is a distance along the optical axis from an object-side surface of the first lens to the imaging surface of the image sensor, and IMG HT is one-half of a diagonal length of the imaging surface of the image sensor.

Abstract: A camera module is provided. The camera module includes a housing; a focusing unit accommodated in the housing, and configured to move in an optical axis direction and having a lens barrel therein; a stop caliber unit which has an aperture through which light incident to the lens barrel passes; and a stop adjusting unit connected to the stop caliber unit and configured to change a size of the aperture, wherein the stop caliber unit is configured to move relative to the stop adjusting unit in the optical axis direction.

Abstract: A lens assembly includes a lens barrel, a plurality of lenses arranged inside the lens barrel along an optical axis, and a cover member fixed to an end of the lens barrel on a subject side and fixing a last lens of the plurality of lenses on the subject side, wherein outer diameters of the plurality of lenses decrease from the subject side to an image side, and an outer diameter of the lens barrel is constant or smaller from the subject side to the image side.

Abstract: A tantalum capacitor includes a tantalum body comprising a tantalum sintered body containing tantalum powder, a conductive polymer layer disposed on the tantalum sintered body and including a first filler as a non-conductive particle, and a tantalum wire. The first filler includes a core including at least one metal oxide among BaTiO3, Al2O3, SiO2 and ZrO2, and a coating film disposed on a surface of the core.

Abstract: A coil component includes a support substrate, a body having a first surface and a second surface opposing each other and having the support substrate disposed therein, a coil portion disposed on at least one surface of the support substrate and having an end of an outermost turn disposed closer to the first surface of the body than the second surface of the body, and a lead-out portion having a first surface connected to the end of the outermost turn and a second surface opposing the first surface of the lead-out portion and exposed to the first surface of the body. An area of the first surface of the lead-out portion is greater than an area of the second surface of the lead-out portion.

Abstract: A camera module includes: a first lens module disposed in a housing; and a reflective module. The reflective module includes: a reflective member including at least two reflective surfaces disposed at different angles and configured to reflect light passing through the first lens module; and a carrier disposed between the reflective member and the housing. The cameral module further includes an image sensor configured to collect light reflected from the reflective module. The reflective member is configured to move in a first direction with respect to the carrier, and the carrier is configured to move in a second direction perpendicular to the first direction with respect to the housing.

Abstract: An optical imaging system includes a first lens having positive refractive power, a second lens having positive refractive power, a third lens having positive refractive power, and a fourth lens having positive refractive power, and an F No. of the optical imaging system is equal to or less than 1.0. The optical imaging system is capable of achieving miniaturization while capturing an image at low illumination.

Abstract: A camera module is provided. The camera module includes a lens module including one or more lenses; an image sensor configured to convert light passing through the lens module into an electrical signal; and a filter configured to perform a polarization function, wherein the filter is configured to be movable in a space formed between the lens module and the image sensor.

Abstract: The coil electronic component includes: a body including a support member having a through-hole, an internal coil disposed on one or more of upper and lower surfaces of the support member, and an encapsulant encapsulating the support member and the internal coil; and external electrodes disposed on an external surface of the body and connected to the internal coil. The internal coil has coil patterns including an innermost and an outermost coil patterns. A portion of cross section of the innermost coil pattern has a different width than a remainder of the cross section of the innermost coil pattern.

Abstract: A coil component includes a body having a first surface, and a first end surface and a second end surface connected to the first surface and opposing each other in a length direction; a support substrate disposed inside the body; a coil portion comprising a first coil pattern and first and second lead-out patterns, each disposed on a first surface of the support substrate; first and second slit portions, respectively defined on edge portions of the first surface of the body to expose the first and second lead-out patterns; and first and second external electrodes disposed on the first and second slit portions to be connected to the first and second lead-out patterns. At least one of the first and second lead-out patterns has a thickness greater than a thickness of each of the first coil pattern and the first dummy lead-out pattern.

Abstract: An optical imaging system includes a first lens having a convex image-side surface, a second lens having a concave object-side surface, a third lens, a fourth lens, and a fifth lens disposed sequentially from an object side. The optical imaging system satisfies 4.8<f/IMG_HT<9.0, where f is a focal length of the optical imaging system, and IMG_HT is half a diagonal length of an imaging surface of an image sensor.

Abstract: An optical imaging system includes a first lens, a second lens, a third lens, a fourth lens, and a fifth lens sequentially disposed along an optical axis from an object-side surface of the first lens toward an imaging plane of an image sensor, wherein 3.5?TTL/IMG HT, f1+f2|<2.0 mm, and 0.7?L1S1es/L1S1el<1.0 are satisfied, where TTL is a distance along the optical axis from the object-side surface of the first lens to the imaging plane of the image sensor, IMG HT is one-half of a diagonal length of the imaging plane of the image sensor, f1 is a focal length of the first lens, f2 is a focal length of the second lens, L1S1el is a maximum effective radius of the object-side surface of the first lens, and L1S1es is a minimum effective radius of the object-side surface of the first lens.

Abstract: A multilayer ceramic capacitor includes a body including a dielectric layer and first and second internal electrodes having different sizes to each other, and having first and second surfaces of the first and second internal electrodes, opposing each other in a stacking direction, third and fourth surfaces connected to the first and second surfaces and opposing each other, and fifth and sixth surfaces connected to the first and second surfaces and connected to the third and fourth surfaces, and opposing each other; and first and second external electrodes.

Abstract: An optical imaging 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 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 surface of an image sensor, wherein a conditional expression f/f2+f/f3<?0.4 is satisfied, where f is a focal length of the optical imaging system, f2 is a focal length of the second lens, and f3 is a focal length of the third lens, and a conditional expression TTL/(2*IMG HT)<0.69 is satisfied, where TTL is a distance along the optical axis from an object-side surface of the first lens to the imaging surface of the image sensor, and IMG HT is one-half of a diagonal length of the imaging surface of the image sensor.

Abstract: An optical imaging system includes a first lens having positive refractive power, a convex object-side surface and a concave image-side surface; a second lens having negative refractive power, a convex object-side surface and a concave image-side surface; a third lens having positive refractive power; a fourth lens having negative refractive power; a fifth lens; a sixth lens having a convex object-side surface; and a seventh lens having negative refractive power, a convex object-side surface and a concave image-side surface, wherein the first to seventh lenses are disposed in order from an object side toward an imaging plane, wherein the optical imaging system has a total of seven lenses, and wherein 0<f1/f<1.5, ?5<f2/f<?1, ?10<f3/f/100<2, ?5<f4/f/100<1, ?0.5<f1/f2<0, ?1<f1/f3<3, 70°<FOV×(IMG HT/f), and |f1/f4/n4|<0.3 are satisfied.

Abstract: A multilayer capacitor includes a capacitor body having an active region, upper and lower cover regions, and width margins on opposing sides of the active region. The width margin includes a first region on an internal side thereof adjacent the first and second internal electrodes and a second region on an external side between the first region and a respective external surface of the capacitor body, and he upper and lower cover regions each include a third region on an internal side thereof adjacent the internal electrodes and a fourth region on an external side between the third region and a respective external surface of the capacitor body. The active region, the second region, and the fourth region have a same dielectric constant A, and the first and third regions have a same dielectric constant B, and A and B are different from each other and satisfy 0.5?B/A.