Abstract: An imaging lens is constituted by, in order from the object side to the image side: a first lens having a negative refractive power and a concave surface toward the image side; a second lens having a negative refractive power; a third lens having a positive refractive power and a convex surface toward the image side; a fourth lens having a negative refractive power and a concave surface toward the image side; a biconvex fifth lens which is cemented to the fourth lens; and a sixth lens having a negative refractive power and a concave surface toward the object side. Conditional Formula (1) below is satisfied: ?1.05<f12/f<?0.8??(1).

Abstract: An imaging lens includes, in order from the object side to the image side: a negative first lens; a positive second lens; a positive third lens; a negative fourth lens; a positive fifth lens; a positive sixth lens; and a negative seventh lens. In the imaging lens, Conditional Formula (1) related to the radius of curvature R2 of the surface of the first lens toward the image side and the focal length f of the entire lens system and Conditional Formula (2) related to the radius of curvature R3 of the surface of the second lens toward the object side and the focal length f of the entire lens system are satisfied.

Abstract: An element substrate includes a discharge port that discharges a liquid, an energy-generating element that generates energy that discharges the liquid from the discharge port, an acting chamber that makes the energy of the energy-generating element act on the liquid, and a heating element including at least two heat generating surfaces that are exposed to the liquid inside the acting chamber, the heating element disposed inside the acting chamber. The element substrate further includes a substrate in which a supply port that supplies liquid to the acting chambers is formed. The heating element may be disposed such that the heat generating surfaces are spaced apart from the substrate.

Abstract: An element substrate includes a discharge port from which liquid is discharged, an energy generating element configured to generate energy for discharging the liquid from the discharge port, a heating element having a shape with a longitudinal axis and including at least two heating surfaces exposed to the liquid, a first support portion configured to support one end portion of the heating element, a second support portion configured to support the other end portion of the heating element, and a third support portion configured to support a portion between the one end portion and the other end portion.

Abstract: A connectored cable including a cable having an optical fiber for transmitting an optical signal; and a connector that accommodates a substrate on which a photoelectric conversion portion that is optically coupled to an end face of the optical fiber is installed, and in which the optical fiber is wired so that at least three bent portions are formed, the orientation of the optical fiber in a front-rear direction being changed, the optical fiber being bent into a U shape at each of the bent portions, and so that one of two bent portions on a front side is located on a down side of the substrate and the other bent portion on the front side is located on an up side of the substrate.

Abstract: A connectored cable including a cable having an optical fiber for transmitting an optical signal; and a connector that accommodates a substrate on which a photoelectric conversion portion that is optically coupled to an end face of the optical fiber is installed, and in which the optical fiber is wired so that at least three bent portions are formed, the orientation of the optical fiber in a front-rear direction being changed, the optical fiber being bent into a U shape at each of the bent portions, and so that one of two bent portions on a front side is located on a down side of the substrate and the other bent portion on the front side is located on an up side of the substrate.

Abstract: There is provided a pointing device fitting structure. The pointing device fitting structure includes a frame provided with a projecting portion, and a support member to which a pointing stick is attached. The frame is fixed to the support member via the projecting portion.

Abstract: A pointing stick includes: an operation member, which is provided to operate a movement of a cursor displayed on a screen of an information processing device: and an attachment member, which supports the operation member to be stood, wherein an attachment leg is protruded from the operation member and is inserted through an insertion hole formed in the attachment member when assembling the pointing stick, and wherein the attachment leg is fixed to not protrude from a back face of the attachment member, which is opposite to an front face on which the operation member stands, after assembling the pointing stick.

Abstract: An imaging lens is composed of a first lens having a negative meniscus shape with a convex surface on the object side, a negative second lens, a positive third lens, an aperture stop, a negative fourth lens, and a positive fifth lens disposed in order from the object side. The fourth and the fifth lens are cemented with an interface which is convex on the object side and has an aspherical shape. If the radius of curvature is taken as R9 and the focal length of the entire system is taken as f, the imaging lens satisfies a conditional expression given below: 1.0<R9/f??(1).

Abstract: An imaging lens is composed of a first lens having a negative meniscus shape with a convex surface on the object side, a negative second lens, a positive third lens, an aperture stop, a negative fourth lens, and a positive fifth lens disposed in order from the object side. The fourth and the fifth lens are cemented with an interface which is convex on the object side and has an aspherical shape. If the radius of curvature is taken as R9 and the focal length of the entire system is taken as f, the imaging lens satisfies a conditional expression given below: 1.0<R9/f??(1).

Abstract: An element substrate includes a discharge port that discharges a liquid, an energy-generating element that generates energy that discharges the liquid from the discharge port, an acting chamber that makes the energy of the energy-generating element act on the liquid, and a heating element including at least two heat generating surfaces that are exposed to the liquid inside the acting chamber, the heating element disposed inside the acting chamber. The element substrate further includes a substrate in which a supply port that supplies liquid to the acting chambers is formed. The heating element may be disposed such that the heat generating surfaces are spaced apart from the substrate.

Abstract: An element substrate includes a discharge port from which liquid is discharged, an energy generating element configured to generate energy for discharging the liquid from the discharge port, a heating element having a shape with a longitudinal axis and including at least two heating surfaces exposed to the liquid, a first support portion configured to support one end portion of the heating element, a second support portion configured to support the other end portion of the heating element, and a third support portion configured to support a portion between the one end portion and the other end portion.

Abstract: An imaging lens is composed of a first lens having a negative meniscus shape with a convex surface on the object side, a negative second lens, a positive third lens, an aperture stop, a negative fourth lens, and a positive fifth lens disposed in order from the object side. The fourth and the fifth lens are cemented with an interface which is convex on the object side and has an aspherical shape. If the radius of curvature is taken as R9 and the focal length of the entire system is taken as f, the imaging lens satisfies a conditional expression given below: 1.0<R9/f??(1).

Abstract: An imaging lens is composed of a first lens having a negative meniscus shape with a convex surface on the object side, a negative second lens, a positive third lens, an aperture stop, a negative fourth lens, and a positive fifth lens disposed in order from the object side. The fourth and the fifth lens are cemented with an interface which is convex on the object side and has an aspherical shape. If the radius of curvature is taken as R9 and the focal length of the entire system is taken as f, the imaging lens satisfies a conditional expression given below: 1.

Abstract: An imaging lens is composed of a first lens having a negative meniscus shape with a convex surface on the object side, a negative second lens, a positive third lens, an aperture stop, a negative fourth lens, and a positive fifth lens disposed in order from the object side. The fourth and the fifth lens are cemented with an interface which is convex on the object side and has an aspherical shape. If the radius of curvature is taken as R9 and the focal length of the entire system is taken as f, the imaging lens satisfies a conditional expression given below: 1.

Abstract: An imaging lens substantially consisting of a first lens group, a stop, and a second lens group in this order from the object side, the first lens group includes at least a positive lens, a negative meniscus lens with a convex surface toward the object side, a biconcave negative lens, and a cemented lens substantially constituted by two lenses, which are a positive lens and a negative lens, in this order from the object side; the second lens group includes at least a first positive lens with a convex surface toward the image side, a cemented lens substantially constituted by two lenses, which are a positive lens and a negative lens, and a second positive lens with a convex surface toward the image side, in this order from the object side; and a predetermined conditional expression is satisfied.

Abstract: An apparatus including: a control unit configured to control a switch that performs switching between a charging path for charging a first power storage unit provided in a carriage having a printhead mounted thereon by power supplied from a power source and a charging path for charging the first power storage unit by power supplied from a second power storage unit that is provided in a main body of the printing apparatus equipped with the carriage and has a capacity higher than the first power storage unit; and a determining unit configured to determine whether or not the second power storage unit has a power storage capacity less than a threshold value, wherein the control unit controls the switch such that the first power storage unit can be charged by the power supplied from the power source if it is determined by the determining unit that the power storage capacity of the second power storage unit is less than the threshold value.

Abstract: An imaging lens formed of 4 lenses, in which a negative first lens having a meniscus shape with a convex surface on the object side, a biconvex positive second lens, a negative third lens having a concave surface on the image side, and a positive fourth lens having a convex surface on the object side, arranged in order from the object side, and the imaging lens satisfies conditional expressions (1): L12/f<0.82; (2): 2.3<L12×R2F2/f2<10.0; (5): ?1.3<f1/f<?0.9; and (6): 48<v1 simultaneously, where, L12 is the air equivalent distance between the first lens and the second lens, f is the focal length of the entire lens system, R2F is the radius of curvature of the object side lens surface of the second lens, f1 is the focal length of the first lens, and v1 is the Abbe number of the first lens with respect to the d-line.

Abstract: An imaging lens substantially consisting of a first lens group, a stop, and a second lens group in this order from the object side, the first lens group includes at least a positive lens, a negative meniscus lens with a convex surface toward the object side, a biconcave negative lens, and a cemented lens substantially constituted by two lenses, which are a positive lens and a negative lens, in this order from the object side; the second lens group includes at least a first positive lens with a convex surface toward the image side, a cemented lens substantially constituted by two lenses, which are a positive lens and a negative lens, and a second positive lens with a convex surface toward the image side, in this order from the object side; and a predetermined conditional expression is satisfied.

Abstract: An imaging lens is composed of a first lens having a negative meniscus shape with a convex surface on the object side, a negative second lens, a positive third lens, an aperture stop, a negative fourth lens, and a positive fifth lens disposed in order from the object side. The fourth and the fifth lens are cemented with an interface which is convex on the object side and has an aspherical shape. If the radius of curvature is taken as R9 and the focal length of the entire system is taken as f, the imaging lens satisfies a conditional expression given below: 1.