Abstract: The present disclosure provides an optical imaging lens. The optical imaging lens may comprise six lens elements positioned in an order from an object side to an image side. Through controlling the convex or concave shape of the surfaces of the lens elements and designing parameters satisfying at least one inequality, the optical imaging lens may shorten the system length and enlarge the view angle and aperture size.

Abstract: An optical imaging system includes a first lens having a concave image-side surface, a second lens having a concave image-side surface, and a third lens having a positive refractive power. The optical imaging system includes a fourth lens having a positive refractive power and a concave object-side surface, a fifth lens, a sixth lens having a positive refractive power, and a seventh lens having a concave object-side surface. The first lens to the seventh lens are sequentially disposed at intervals from an object side toward an imaging plane.

Abstract: The disclosed optical apparatus includes a first movable member movable in an optical axis direction a holding member holding an optical element and movable with respect to the first movable member in the optical axis direction, a guide member held by the first movable member and guides the holding member in the optical axis direction, a second movable member movable in the optical axis direction independently of the first movable member, and a drive unit configured to drive the holding member in the optical axis direction. The drive unit is held such that displacement of the drive unit with respect to the second movable member in the optical axis direction is restricted by the second movable member.

Abstract: There is provided an imaging lens with excellent optical characteristics which satisfies demand of a low profile and a low F-number. An imaging lens comprises in order from an object side to an image side, a first lens with positive refractive power, a second lens with negative refractive power, a third lens with positive or negative refractive power, a fourth lens with negative refractive power, a fifth lens with positive refractive power, and a sixth lens with negative refractive power, wherein said first lens is formed in a meniscus shape having an object-side surface being convex in a paraxial region, said second lens has an object-side surface being convex in a paraxial region, said sixth lens has an image-side surface being concave in a paraxial region, and the predetermined conditional expressions are satisfied.

Abstract: An optical lens set includes a first lens element of an object-side surface with a convex portion in a vicinity of an optical axis, a second lens element of an image-side surface with a concave portion in a vicinity of its periphery and a sixth lens element of an image-side surface with a convex portion in a vicinity of its periphery. T5min is the minimal distance from the object-side surface of the fifth lens element to the image-side surface of the fifth lens element and the fifth lens element has a fifth lens element thickness T5 along the optical axis to satisfy T5min/T5?0.6.

Abstract: An optical system comprises, in order from an object side, a front group having positive refractive power and a rear group. Upon carrying out focusing, the front group is moved along the optical axis. A predetermined conditional expression is satisfied. Thus, an optical system having a superb optical performance being able to correct superbly various aberrations and being suitable to be used with an imaging device having highly increased number of pixels, an optical equipment equipped therewith and a manufacturing method for the optical system are provided.

Abstract: The disclosure discloses an optical imaging lens group, which sequentially includes from an object side to an image side along an optical axis: a first prism has a first reflective surface; a first lens has a refractive power and an object-side surface thereof is a convex surface; a second lens has a refractive power; a third lens has a refractive power, an object-side surface thereof is a concave surface and an image-side surface thereof is a convex surface; a fourth lens has a refractive power; a fifth lens has a refractive power; and a second prism has a second reflective surface. An optical distortion Dist. of the optical imaging lens group satisfies: |Dist.|<0.1%.

Abstract: The disclosure provides an optical imaging lens assembly, which includes nine lenses. From an object side to an image side, the nine lenses are sequentially: a first lens with positive refractive power, a second lens with positive refractive power, of which an object-side surface thereof is a convex surface while an image-side surface is a concave surface, a third lens with refractive power, of which an object-side surface thereof is a convex surface while an image-side surface is a concave surface, a fourth lens with refractive power, a fifth lens with refractive power, a sixth lens with refractive power, a seventh lens with positive refractive power, an eighth lens with refractive power, and a ninth lens with negative refractive power. The nine lenses are independent of one another and have air spaces on an optical axis.

Abstract: The present disclosure discloses a camera optical lens including eight lenses which are, from an object-side to an-image side: a first lens having a positive refractive power, a second lens having a negative refractive power, a third lens having a positive refractive power, a fourth lens having a positive refractive power, a fifth lens having a negative refractive power, a sixth lens having a positive refractive power, a seventh lens having a negative refractive power and an eight lens having a negative refractive power, which satisfies following conditions: 0.95?f/TTL; ?3.50?f2/f??1.80; and 3.00?(R9+R10)/(R9?R10)?30.00; where f denotes a focal length of the camera optical lens. The camera optical lens can achieve good optical performance while meeting the design requirement for large aperture, long focal length and ultra-thinness (in a camera optical lens with the long focal length).

Abstract: An optical lens utilizing individual lenses which are, all but one, made from plastic materials but with an optical clarity unaffected by temperature swings, includes first to sixth lenses. The first to sixth lenses of the optical lens meets conditions of composite formula 4.55<|EFL2|/|EFL1|<4.95, 1.91<(N1?N3)/(N2?N3)<1.93, 0.16<(V1?V3)/(V2?V3)<0.20, 0.95<(N4?N6)/(N5?N6)<1.05 and 0.95<(V4?V6)/(V5?V6)<1.05. EFL1 is a focal length of the first to third lenses, and EFL2 is a focal length of the fourth to sixth lenses. N1, N2, N3, N4, N5, and N6 are respective refractive indexes of the first to sixth lenses, and V1, V2, V3, V4, V5, and V6 are their respective Abbe numbers.

Abstract: The present disclosure discloses an optical lens assembly including, sequentially from an object side to an image side along an optical axis, a first lens, a second lens, a third lens, a fourth lens, a fifth lens and a sixth lens. An object-side surface of the first lens is convex, and an image-side surface thereof is concave. The second lens has negative refractive power. The third lens has positive refractive power. The fourth lens has positive refractive power, and both an object-side surface and an image-side surface thereof are convex. The fifth lens has positive refractive power. The sixth lens has negative refractive power.

Abstract: An image stabilization apparatus includes a movable member configured to hold an image stabilization optical element, a fixed member holding the movable member movably in a direction crossing an optical axis, an electrical element mounted on the movable member, and a flexible sheet member electrically connecting the electric element to the fixed member. The flexible sheet member is fixed to the movable member and the fixed member so that the flexible sheet member is bent between the movable member and the fixed member.

Abstract: Disclosed is a camera optical lens, comprising, from an object side to an image side in sequence: a first lens having a positive refractive power; a second lens having a negative refractive power; a third lens having a positive refractive power; a fourth lens having a positive refractive power; and a fifth lens having a negative refractive power; wherein, the camera optical lens satisfies: 12.50?f3/f?20.00; 0.30?(R3+R4)/(R3?R4)?1.00; and 0.30?d5/d6?0.50; where, f denotes a focus length of the camera optical lens; f3 denotes a focus length of the third lens; R3 and R4 denote central curvature radii of an object side surface and an image side surface of the second lens respectively; d5 denotes an on-axis thickness of the third lens; and d6 denotes an on-axis distance from the image side surface of the third lens to an object side surface of the fourth lens.

Abstract: The present disclosure relates to optical lens, and provides a camera optical lens including from an object side to an image side in sequence: a first lens having a positive refractive power, a second lens having a negative refractive power, a third lens having a positive refractive power, a fourth lens having a positive refractive power, a fifth lens having a negative refractive power, a sixth lens having a positive refractive power, a seventh lens having a negative refractive power, and an eighth lens having a negative refractive power; wherein the camera optical lens satisfies the following conditions: 0.95?f/TTL; ?4.00?f2/f??1.80; and 3.00?(R13+R14)/(R13?R14)?25.00. The camera optical lens can achieve good optical performance while meeting design requirements for a large aperture, a long focal length and ultra-thinness.

Abstract: Disclosed is a camera optical lens, comprising, from an object side to an image side in sequence: a first lens having a positive refractive power; a second lens having a negative refractive power; a third lens having a positive refractive power; a fourth lens having a positive refractive power; and a fifth lens having a negative refractive power; wherein, the camera optical lens satisfies the following conditions: 0.95?f1/f?1.15; 5.70?R7/R8?31.00; 1.05?d5/d6?2.00; and 1.25?(R9+R10)/(R9?R10)?5.00; where, f denotes a focus length of the camera optical lens; f1 denotes a focus length of the first lens; R7 and R8 denote central curvature radii of an object side surface and an image side surface of the fourth lens; R9 denotes central curvature radius of an object side surface and an image side surface of the fifth lens respectively; d5 denotes an on-axis thickness of the third lens.

Abstract: A light control filter includes a sheet having a sea-island structure including a light-transmitting portion and a light-shielding portion, wherein the light-transmitting portion and the light-shielding portion each extend from a first principal surface to a second principal surface, wherein any one of the light-transmitting portion and the light-shielding portion forms a plurality of island portions configured to penetrate through the sheet from the first principal surface to the second principal surface, and another of the light-transmitting portion and the light-shielding portion forms a sea portion configured to separate the plurality of island portions from one another, and wherein the sea portion has an MD-1 rubber hardness of 25 or more and 80 or less.

Abstract: A camera optical lens includes a first lens to a sixth lens. The camera optical lens satisfies: 6.50?f3/f?10.00; 1.50?(R3+R4)/(R3?R4)?3.00; 8.00?d1/d2?10.50; 1.50?d8/d7?2.00, where f denotes a focal length of the camera optical lens, f3 denotes a focal length of a third lens, R3 and R4 respectively denotes curvature radiuses of an object side surface and an image side surface of a second lens, d1 denotes an on-axis thickness of the first lens, d2 denotes an on-axis distance from an image side surface of the first lens to an object side surface of the second lens, d7 denotes an on-axis thickness of a fourth lens, and d8 denotes an on-axis distance from an image side surface of the fourth lens to an object side surface of a fifth lens. The camera optical lens has a good optical performance and meets the design requirements for a large aperture, a wide angle and ultra-thinning.

Abstract: One embodiment relates to a lens driving device and a camera module including same. The lens driving device according to the one embodiment can include: a base; a pin coupled to the base; and a housing including a lens group and moving in the optical axis direction along the pin. The housing can include, in one side thereof, a ball accommodation part and a plurality of balls arranged in the ball accommodation part. The pin is arranged in the ball accommodation part so as to be capable of guiding the housing while being in contact with the plurality of balls.

Abstract: An optical imaging system includes a first lens, a second lens, a third lens, a fourth lens, and a fifth lens sequentially disposed in ascending numerical order along an optical axis from an object-side surface of the first lens toward an imaging plane of the optical imaging system, wherein the conditional expression 11?TTL/IMG_HT is satisfied, where TTL is a distance along the optical axis from the object-side surface of the first lens to the imaging plane, and IMG_HT is one-half of a diagonal length of the imaging plane.

Abstract: A camera optical lens is provided. The camera optical lens includes, from an object side to an image side, a first lens, a second lens having a positive refractive power, a third lens, a fourth lens, a fifth lens, a sixth lens, a seventh lens, an eighth lens, and a ninth lens. The camera optical lens satisfies following conditions: 3.50?f1/f?6.50; and 3.00?d13/d14?15.00, where f denotes a focal length of the camera optical lens, f1 denotes a focal length of the first lens, d13 denotes an on-axis thickness of the seventh lens, and d14 denotes an on-axis distance from an image side surface of the seventh lens to an object side surface of the eighth lens. The camera optical lens according to the present disclosure has good optical performance while satisfying design requirements for ultra-thin, wide-angle lenses having large apertures.