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Patent Searching and Data


Matches 351 - 400 out of 17,126

Document Document Title
WO/2014/023780A1
The invention relates to a coordinate measuring device having a workpiece holder (12) for accommodating a measurement object, and a measuring head (16), which can be moved in relation to the workpiece holder (12). The measuring head (16)...  
WO/2014/024962A1
A zoom lens, an optical device having the same, and a production method for the zoom lens can be provided, said zoom lens having, in order from the object side, a first lens group (G1) having negative refractive power and a second lens g...  
WO/2014/025015A1
Provided are a variable magnification optical system, an optical device, and a production method for the variable magnification optical system, which suppress aberration fluctuation when changing magnification and have good optical prope...  
WO/2014/017572A1
The present invention comprises a first lens group (G1) having a positive refractive power, a second lens group (G2) having a negative refractive power, a third lens group (G3) having a positive refractive power, a fourth lens group (G4)...  
WO/2014/017025A1
The present invention has, in order along the optical axis from the object side: a first lens group (G1) that has positive refractive power; a second lens group (G2) that has negative refractive power; a third lens group (G3) that has po...  
WO/2014/013648A1
This zoom lens system comprises, in order from the object side to the image side, a first lens group having positive power, a second lens group having negative power, a third lens group having positive power, a fourth lens group having p...  
WO/2014/010504A1
A zoom lens comprising a negative first lens group and a positive second lens group, in said order from the object side, and implementing variations in magnification by changing the intervals between the groups. The second lens group inc...  
WO/2014/007394A1
A zoom lens comprises, in order from an object side, a first lens group having a positive refractive power, a second lens group having a negative refractive power, a third lens group having a positive refractive power, a fourth lens grou...  
WO/2014/006653A1
A zoom lens system is characterized by comprising, in order from the object side to the image side, a first lens group having positive power, a second lens group having negative power, a third lens group having positive power, a fourth l...  
WO/2014/006841A1
[Problem] To achieve higher performance, higher magnification, wider angle, lower cost and the acquisition of more favorable images for a zoom lens. [Solution] A zoom lens comprises, in order from an object side, a positive first lens gr...  
WO/2014/007298A1
Provided is a low cost and small size zoom lens, which has excellent imaging performance while having an angle of view angle larger than 100°. The zoom lens comprises, arranged in order from an object side to an image plane side, a firs...  
WO/2014/006840A1
[Problem] To achieve higher performance, higher magnification, wider angle, lower cost and the acquisition of more favorable images for a zoom lens. [Solution] A zoom lens comprises, in order from an object side, a positive first lens gr...  
WO/2013/191296A1
Provided is a zoom lens which exhibits a reduction in size, increased magnification, and a reduction in variation of angle of view during zooming, and which is capable of easily achieving an increased focusing speed, said zoom lens being...  
WO/2013/190035A1
An optical device (1) including a fixed focus camera having a predetermined depth of field with an optical axis (55), wherein the optical device (1) comprises a diaphragm (5) positioned in the optical axis (55) of the camera and comprisi...  
WO/2013/191295A1
Provided are: a zoom lens which exhibits a large variable-power ratio, an increased degree of freedom with respect to aberration correction, and which has been achieved having a sufficient reduction in size in the optical axis direction;...  
WO/2013/187000A1
[Problem] To produce a zoom lens in which compactness has been maintained while increasing the magnification to 100X or more and widening the angle. [Solution] This zoom lens comprises, in order from the object side, a positive first len...  
WO/2013/186999A1
[Problem] To produce a zoom lens in which compactness has been maintained while increasing the magnification to 100X or more and widening the angle, and achieving higher performance throughout the whole zoom range. [Solution] This zoom l...  
WO/2013/183787A1
The purpose of the present invention is to provide a compact zoom lens capable of acquiring high imaging performance even with high magnification. The zoom lens comprises, sequentially from an object, a first lens group with positive pow...  
WO/2013/179582A1
The present invention properly corrects aberrations in magnifying projection optics and produces a wide angle of view while reducing the cost and form factor of said magnifying projection optics by using a simple group design with a low ...  
WO/2013/175722A1
[Problem] To provide a compact zoom lens which is optimal for an interchangeable lens for a mirror-less camera. [Solution] A zoom lens comprising, in order from the object side, a first lens group (G1) which has negative refractive power...  
WO/2013/171995A1
[Problem] To devise a variable magnification optical system for projection which, whilst maintaining telecentricity on the reduction side, has a simple 2-group configuration and is compact, lightweight and inexpensive, with good optical ...  
WO/2013/161995A1
Provided is a zoom lens that has a light-beam incident angle appropriate for an image-capturing element while allowing compactness in the thickness direction. The zoom lens comprises, in order from the object side, a first lens group hav...  
WO/2013/161197A1
In the present invention, the following are provided in order, from the object side: a first lens group (G1) having a positive refractive power; a second lens group (G2) having a negative refractive power; and a third lens group (G3) hav...  
WO/2013/157658A1
Provided is a zoom lens that has a four-lens configuration and is capable of having a viewing angle of larger than 180°. Provided is an infrared zoom lens that has a long back focus. The present invention comprises a first lens group th...  
WO/2013/157607A1
A zoom lens (10A) comprises: a first lens unit (12) constituted by either SLM or VFL; a second lens unit (14) optically connected between the first lens unit and a focal plane (F) and constituted by either SLM or VFL; and a control unit ...  
WO/2013/157248A1
[Problem] To provide a variable magnification optical system which has a variable magnification of approximately 3X, including wide-angle to telephoto regions, which can be constituted inexpensively and in a compact manner, and which ass...  
WO/2013/154122A1
Provided are: a teleconverter lens that is sufficiently thin in the thickness direction of an imaging device even while having a conversion rate of at least 3; and an imaging optical system. A light beam entering the teleconverter lens (...  
WO/2013/153793A1
[Problem] To provide a zoom lens capable of maintaining a constant F-number during zooming and achieving weight reduction and high performance. [Solution] The zoom lens comprises in order from the object side : a first lens group (G1) th...  
WO/2013/151153A1
Provided are a compact wide-angle image-capturing lens having high variable power, an image-capturing lens unit incorporating the lens, and an image-capturing device. The image-capturing lens comprises, in order from the object side, a p...  
WO/2013/150757A1
[Problem] To enable a reduction in size and costs for a zoom lens for projection, whilst also enabling excellent aberration correction. [Solution] A zoom lens for projection in which power variation is carried out by moving three to four...  
WO/2013/145551A1
[Problem] To implement a magnification optical assembly which, while preserving good performance, is bright even at a telephoto end. [Solution] A magnification optical assembly is formed, in order from the objective side, from a first le...  
WO/2013/146758A1
An optical zoom system includes, from the object side along an optical axis, a first lens group with a positive power, a second lens group with a negative power, a third lens group with a positive power, and a fourth lens group with a po...  
WO/2013/136688A1
[Problem] In a zoom lens for projection, the reduction side has a telecentric configuration, and a small F number, a wide field of view, a high zoom ratio, and excellent optical performance are all achieved while inhibiting the size of t...  
WO/2013/136692A1
This zoom lens system has at least five lens groups each of which is constituted of at least one lens element. In this zoom lens system, in order from the object side to the image side are a first lens group having positive power and a s...  
WO/2013/133053A1
Provided are a teleconverter lens and an imaging optical system which are adequately thin in the thickness direction of an imaging device while having a conversion rate of 3 or greater. A luminous flux incident on a teleconverter lens (C...  
WO/2013/129221A1
Provided is a corrective optical system capable of correcting aberrations when attached to an objective lens, as well as an attachment, a waterproof lens port, a waterproof camera case, an optical system, and a method for manufacturing a...  
WO/2013/129274A1
Provided are: a converter lens which is sufficiently thin in the thickness direction of the camera, while maintaining a variable-power ratio of approximately 3x; and an imaging optical system. A converter lens (CL) is designed so as to c...  
WO/2013/128856A1
This zoom optical system is formed from, arranged in order from the object side, a first lens group having negative refractive power and other lens groups, and when magnification is varied, the spacing between each of the lens groups cha...  
WO/2013/129490A1
Provided are a zooming optical system, an optical device, and a method for manufacturing a zooming optical system, the zooming optical system being small-sized and having, in order along the optical axis from the object, a first lens gro...  
WO/2013/129487A1
Provided is a variable-power optical system having, in order from the object side, a first lens group (G1) having a positive refractive power, a second lens group (G2) having a negative refractive power, a third lens group (G3) having a ...  
WO/2013/128855A1
The present invention has, arranged in order from the object side along the optical axis: a first lens group (G1) having negative refractive power; a second lens group (G2) having positive refractive power; and a third lens group (G3) ha...  
WO/2013/125603A1
The objective is to provide a zoom lens that achieves compactness in the thickness direction and satisfactorily corrects various aberrations, an imaging device using the lens, and a portable terminal. A zoom lens (10) forms an image of t...  
WO/2013/118471A1
[Problem] To satisfactorily correct the displacement of the point of focus due to temperature variations in an optical system for projection, and to maintain the excellent optical properties of the system, even after correction, without ...  
WO/2013/114515A1
A zoom lens system is provided with: a positively powered first lens group which comprises three or more lens elements; a negatively powered second lens group; a positively powered third lens group; a negatively powered fourth lens group...  
WO/2013/111221A1
Provided is a zoom lens, comprising a first lens group (G1) having a positive index of refraction, a second lens group (G2) having a negative index of refraction, a third lens group (G3) having a positive index of refraction, and a fourt...  
WO/2013/111222A1
A zoom lens comprises, in order from the objective side along the optical axis, a first lens group (G1) having a positive index of refraction, a second lens group (G2) having a negative index of refraction, a third lens group (G3) having...  
WO/2013/111539A1
A zoom lens comprises a first lens group (G1) which has positive refractive power, a second lens group (G2) which has negative refractive power, a third lens group (G3) which has positive refractive power, and a fourth lens group (G4) wh...  
WO/2013/111602A1
A zoom lens system is provided with, in order from the object side to the image side, at least a first lens group having positive power, and a second lens group having negative power, increases the distance between the first lens group a...  
WO/2013/108622A1
A zoom lens for projection which involves reduced costs, has a compact structure using few lenses, and exhibits excellent aberration correction. The lens comprises a negative first lens group (G1) and a positive second lens group (G2), i...  
WO/2013/105189A1
A zoom lens system that is provided with a negative-power first lens group, a positive-power second lens group, and a positive-power third lens group, and varies power by moving the three or more lens groups along an optical axis when zo...  

Matches 351 - 400 out of 17,126