Abstract: An optical system (OL) used for an optical apparatus such as a camera (1) includes a focusing group (Gf) that moves upon focusing, a diffractive optical element (GD) disposed on an object side of the focusing group (Gf) and a negative lens element (Lin) disposed on the object side of the diffractive optical element (GD). The optical system (OL) satisfies the following expressions. 0.030<f/fpf<0.050 nd1n+0.006×?d1n<1.

Abstract: An optical system (LS) includes lenses (L22,L23) satisfying the following conditional expressions, ndLZ+(0.01425×?dLZ)<2.12, and ?dLZ<35.0, where ndLZ: a refractive index of the lens with reference to d-line, and ?dLZ: Abbe number of the lens with reference to d-line.

Abstract: A delivery system for delivering a package to a delivery destination using a moving body, including a weather information acquiring unit that acquires weather information including information concerning weather at the delivery destination; and a judging unit that judges whether delivery of the package to the delivery destination by the moving body is possible, based on the weather information acquired by the weather information acquiring unit.

Abstract: A delivery system for delivering a package to a delivery destination using a moving body, including a storage space information acquiring unit that acquires storage space information that is information concerning a state of a storage space of the delivery destination; and a judging unit that judges whether delivery of the package to the delivery destination by the moving body is possible, based on the storage space information acquired by the storage space information acquiring unit.

Abstract: A delivery system for delivering a package to a delivery destination using a moving body, including a person information acquiring unit that acquires person information that is information concerning a person located in a space in a vicinity of a storage portion included at the delivery destination; and a judging unit that judges whether delivery of the package to the delivery destination by the moving body is possible, based on the person information acquired by the person information acquiring unit.

Abstract: A vehicle includes a telematics control unit configured to communicate with a telematics server via a base station, a communication interface for communication with a wireless communication terminal connected to a cellular network, a first obtainment circuit configured to obtain a communication quality of a first communication path for connecting to the telematics server via the telematics control unit and the base station, a second obtainment circuit configured to obtain a communication quality of a second communication path for connecting to the telematics server via the communication interface, the wireless communication terminal, and the cellular network, and a selection circuit configured to select a communication path with a superior communication quality from among the first communication path and the second communication path based oil the communication quality of the first communication path and the communication quality of the second communication path.

Abstract: A method for removing silica in salt water, including adjusting salt water containing silica ions to a pH of 9 or more, and then bringing the salt water into contact with a selective adsorbent for silica ions. Preferably, the salt water is passed through an adsorption tower filled with the adsorbent at an LV of 0.5 to 20 m/h. The adsorbent is a metal hydroxide adsorbent or a strongly basic anion exchanger having a glucamine group.

Abstract: In a vehicle utilization supporting system, a total charge calculation part calculates a total charge including a travel charge calculated by a travel charge calculation part and a predicted excess charge calculated by a predicted excess charge calculation part. In a case where a plurality of moving routes are extracted by a moving route extraction part, a moving route selection information provision part provides selection information of the moving routes based on the total charge for each moving route calculated by the total charge calculation part and predicted moving time for each moving route calculated by a predicted moving time calculation par.

Abstract: A depositing application acceptance unit accepts a baggage depositing request for requesting deposition, in a depositing space, of baggage stored in a vehicle. An end-of-use condition recognition unit recognizes an end-of-use time point and an end-of-use place of the vehicle. A baggage transfer asking unit transmits, to a communication terminal of a transfer service provider, baggage transfer asking information for asking for transfer of the baggage to the depositing space from the vehicle, the baggage transfer asking information including information of the end-of-use time point and the end-of-use place of the vehicle, when the depositing request acceptance unit accepts the baggage depositing request.

Abstract: [Problem to be Solved] There are provided an optical system having good imaging performance, an optical apparatus, and a method for manufacturing the optical system. [Solution] An optical system OL used in an optical apparatus, such as a camera 1, includes a diffractive optical element GD and at least one specific lens Lp, which is a lens made of crystalline glass. The specific lens Lp satisfies the condition expressed by the following expression: ?gFp+0.0017×?dp<0.730, where ?gFp represents partial dispersion ratio of a medium of the specific lens Lp, and ?dp represents the Abbe number of the medium of the specific lens Lp at a d line.

Abstract: An optical system includes: a first lens group having a positive refractive power, a second lens group having a negative refractive power, and a third lens group, disposed in this order along an optical axis starting from an object side, wherein: the second lens group is movable along the optical axis to perform focusing from an infinity-distance object to a short-distance object; and the third lens group comprises: a vibration-proofing lens group configured to be movable in a direction having a component perpendicular to the optical axis to perform image surface correction on image blurring; and an adjustment lens group that is disposed closer to an image side than the vibration-proofing lens group is, the adjustment lens group including a negative lens Ln and a lens group having a positive refractive power, disposed next to the negative lens Ln, and the adjustment lens group being capable of adjusting an air gap between the negative lens Ln and the lens group having a positive refractive power.

Abstract: Provided is a photographing lens (ML) including a first lens group (G1) having positive refractive power, a second lens group (G2) having negative refractive power, and a third lens group (G3) having positive refractive power, the photographing lens being configured such that the second lens group (G2) moves along the optical axis upon focusing from an object at infinity to an object at a finite distance. The first lens group (G1) includes a front lens group (G1a) and a rear lens group (G1b) having a longest air interval from the front lens group (G1a) in the first lens group (G1), and the second lens group (G2) includes a negative lens (L21) and a cemented lens in which a positive lens (22) and a negative lens (23) are cemented in order from the object.

Abstract: Provided is a photographing lens (ML) including a first lens group (G1) having positive refractive power, a second lens group (G2) having negative refractive power, and a third lens group (G3) having positive refractive power, the photographing lens being configured such that the second lens group (G2) moves along the optical axis upon focusing from an object at infinity to an object at a finite distance. The first lens group (G1) includes a front lens group (G1a) and a rear lens group (G1b) having a longest air interval from the front lens group (G1a) in the first lens group (G1), and the second lens group (G2) includes a negative lens (L21) and a cemented lens in which a positive lens (22) and a negative lens (23) are cemented in order from the object.

Abstract: The present invention relates to a zoom lens which can shift images using a movable optical system so as to have components orthogonal to the optical axis, and can correct hand motion blur, and minimizes the deterioration of performance while attempting higher variable power. This zoom lens has, in order from an object, a first lens group G1 having positive refractive power, a second lens group G2 having negative refractive power, a third lens group G3 having positive refractive power, a fourth lens group G4 having negative refractive power, and a fifth lens group G5 having positive refractive power, and at least a part of the fourth lens group G4 can move so as to have components orthogonal to the optical axis, and a distance between each lens group is changed upon zooming from a wide-angle end state to a telephoto end state, and the following conditional expression is satisfied, 0.01<f5/ft<0.

Abstract: A computer program is embodied on a non-transitory computer readable medium. The computer program manages order of parts according to a production plan. The computer program, when run on a computer, controls the computer to execute functions comprising developing a plurality of parts necessary to produce a product which comprises at least one of a first product model and a second product model, and required volume of each of the parts according to the product model. The program also controls the computer to compare parts which were developed and required volume of the parts for the first product model with the parts which were developed and required volume of the parts for the second product model.

Abstract: A zoom optical system including, in order from an object side: a first group having positive power; a second group having negative power; a third group having positive power; and a fourth group having positive power, at least a portion of lenses within said third group composing a movable group which moves in a direction having a component perpendicular to an optical axis, a distance between said first group and said second group, a distance between said second group and said third group and a distance between said third group and said fourth group being variable upon zooming from a wide-angle end state to a telescopic end state, thereby providing a zoom optical system capable of correcting a camera shake by the movable group with realizing high optical performance, a high zoom ratio, and a small f-number, an optical apparatus equipped therewith, and a method for manufacturing thereof.

Abstract: The present invention relates to a zoom lens which can shift images using a movable optical system so as to have components orthogonal to the optical axis, and can correct hand motion blur, and minimizes the deterioration of performance while attempting higher variable power. This zoom lens has, in order from an object, a first lens group G1 having positive refractive power, a second lens group G2 having negative refractive power, a third lens group G3 having positive refractive power, a fourth lens group G4 having negative refractive power, and a fifth lens group G5 having positive refractive power, and at least a part of the fourth lens group G4 can move so as to have components orthogonal to the optical axis, and a distance between each lens group is changed upon zooming from a wide-angle end state to a telephoto end state, and the following conditional expression is satisfied, 0.01<f5/ft<0.

Abstract: A zoom optical system including, in order from an object side: a first group having positive power; a second group having negative power; a third group having positive power; and a fourth group having positive power, at least a portion of lenses within said third group composing a movable group which moves in a direction having a component perpendicular to an optical axis, a distance between said first group and said second group, a distance between said second group and said third group and a distance between said third group and said fourth group being variable upon zooming from a wide-angle end state to a telescopic end state, thereby providing a zoom optical system capable of correcting a camera shake by the movable group with realizing high optical performance, a high zoom ratio, and a small f-number, an optical apparatus equipped therewith, and a method for manufacturing thereof.

Abstract: A zoom lens ZL installed in a single-lens reflex digital camera 1 and the like includes, in order from an object side, a first lens group G1 having positive refractive power, a second lens group G2 having negative refractive power, and a rear lens group GR having positive refractive power. The second lens group G2 includes at least one positive lens and a negative lens disposed adjacent to the object side of the positive lens having largest refractive power among the positive lenses. Each distance between lens groups varies upon zooming from a wide-angle end state and a telephoto end state. Thereby providing a zoom lens having excellent optical performance, an optical apparatus equipped the zoom lens, and a method for manufacturing the zoom lens.

Abstract: A zoom lens ZL installed in a single-lens reflex digital camera 1 and the like includes, in order from an object side, a first lens group G1 having positive refractive power, a second lens group G2 having negative refractive power, and a rear lens group GR having positive refractive power. The second lens group G2 includes at least one positive lens and a negative lens disposed adjacent to the object side of the positive lens having largest refractive power among the positive lenses. Each distance between lens groups varies upon zooming from a wide-angle end state and a telephoto end state. Thereby providing a zoom lens having excellent optical performance, an optical apparatus equipped the zoom lens, and a method for manufacturing the zoom lens.