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Patent Searching and Data


Matches 1 - 50 out of 16,132

Document Document Title
WO/2018/012624A1
A variable-power optical system (ZL) has: a first lens group (G1) having negative refractive power; a second lens group (G2) having positive refractive power, the second lens group (G2) being disposed further toward the image side than t...  
WO/2018/011644A1
A system and method for a variable working distance microscope is disclosed. The variable working distance microscope includes an eyepiece; a binocular system optically coupled to the eyepiece; a stereo zoom system optically coupled to t...  
WO/2018/004732A1
A convertible computer includes a transparent optical element in the keyboard base that provides light pass-through for the camera but does not interfere with the user's experience. The transparent optical element may include a transpare...  
WO/2017/195857A1
An imaging optical system has a plurality of lens groups that include one or more lenses and that move, when zooming, so that the spacing between the lens groups changes. The imaging optical system conjugates an expansion conjugate point...  
WO/2017/195561A1
Provided is a projection optical system that enlarges an image to be displayed on an image display surface to an angle-of-view of at least 70 degrees and projects such image, the projection optical system being a fixed focal length lens ...  
WO/2017/177665A1
Disclosed is a lens with an ultra-wide field and a large aperture, relating to digital cameras and camera lenses, constituted by at least three parts of a first lens group G1, a second lens group G2 and a third lens group G3 arranged in ...  
WO/2017/175306A1
Provided is a zoom lens having, in order from the object side: a first lens group G1 having negative refractive power; a second lens group G2 having positive refractive power; a third lens group G3 having negative refractive power; and a...  
WO/2017/169583A1
[Problem] To provide: a high-performance, high-magnification zoom lens that has a small F value at a telephoto end and that has been suitably corrected for various aberrations; and an imaging device that comprises the zoom lens. [Solutio...  
WO/2017/169582A1
[Problem] To provide: a high-performance zoom lens that has a small F value at a telephoto end and that has been suitably corrected for various aberrations; and an imaging device that comprises the zoom lens. [Solution] The present inven...  
WO/2017/170047A1
[Problem] To provide: a high-magnification, high-performance zoom lens in which aberrations are satisfactorily corrected; and an imaging device provided with the zoom lens. [Solution] A zoom lens substantially comprises, in order from th...  
WO/2017/158899A1
Provided are a zoom lens having reduced chromatic aberration of magnification and good optical performance although having a wide angle, and an imaging device provided with the zoom lens. The zoom lens comprises, in order from the object...  
WO/2017/159325A1
[Problem] To provide an extender lens having a low spherical aberration and axial chromatic aberration and in which the degradation in performance of the entire system when inserted is reduced, and an imaging device provided with the ext...  
WO/2017/145264A1
This variable magnification optical system for an endoscope is configured so as to satisfy prescribed conditions, the variable magnification optical system comprising: a first lens group having negative power and having at least a negati...  
WO/2017/145265A1
This variable magnification optical system for an endoscope is configured to comprise, in order from the object, a first lens group having negative power, a second lens group having positive power, and a third lens group having a meniscu...  
WO/2017/146021A1
This variable power optical system for endoscopes is provided with, sequentially from the object side: a first lens group having negative power; a second lens group having positive power; and a third lens group having a meniscus lens of ...  
WO/2017/145208A1
This zoom lens system is sequentially provided with, from the object side to the image side, a first lens group (G1) having negative power, and a second lens group (G2) having positive power. The first lens group (G1) has at least two ne...  
WO/2017/142673A1
Systems are presented with special mechanical means to switch a set of lens elements to form a compound lens from a storage position to an imaging position. In the storage mode, these arrangements offer highly efficient space saving sche...  
WO/2017/134929A1
A zoom lens according to the present disclosure is composed of a first lens group that has positive refractive power, a second lens group, a third lens group, a fourth lens group, a fifth lens group, and a sixth lens group. The first len...  
WO/2017/134928A1
A teleconverter lens of the disclosure of the present invention has, overall, a negative refractive power, and comprises the following, in order from the object side to the image side: a first lens group having a positive refractive powe...  
WO/2017/130478A1
Provided are a zoom lens that is compact yet maintains a high zoom ratio, for which chromatic aberrations are satisfactorily corrected, and that has high optical performance, and an imaging device equipped with the zoom lens. The zoom le...  
WO/2017/130479A1
Provided are a zoom lens that is compact yet maintains a high zoom ratio, for which chromatic aberrations are satisfactorily corrected, and that has high optical performance, and an imaging device equipped with the zoom lens. The zoom le...  
WO/2017/130480A1
Provided are a zoom lens that is compact yet maintains a high zoom ratio, for which chromatic aberrations are satisfactorily corrected, and that has high optical performance, and an imaging device equipped with the zoom lens. The zoom le...  
WO/2017/131223A1
A zoom lens configured having, in order along the optical axis thereof from an object side, a first lens group (G1) having a positive refractive index, a second lens group (G2) having a negative refractive index, a third lens group (G3) ...  
WO/2017/108417A1
The general field of the invention is that of optical systems comprising a zoom lens (Z) and an optical detection unit with depth estimation, said optical detection unit with depth estimation comprising a microlens array (MML) and a matr...  
WO/2017/111274A1
The present invention relates to a monocular microscope for obtaining a stereoscopic image of a microscopic object, and the monocular microscope according to the present invention comprises: a first imaging lens assembly (10); a half mir...  
WO/2017/099244A1
This zoom lens is configured to have: a first lens group (G1) having a negative refractive power; a second lens group (G2) having a positive refractive power; a third lens group (G3) having a negative refractive power; and a fourth lens ...  
WO/2017/099243A1
Provided is a zoom lens having, arranged sequentially from an object side along the optical axis, a first lens group (G1) having a positive refractive power, a second lens group (G2) having a negative refractive power, a third lens group...  
WO/2017/094660A1
This variable power optical system is configured so as to have the following arranged 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;...  
WO/2017/094665A1
This variable power optical system is configured so as to have the following arranged 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;...  
WO/2017/094662A1
This variable power optical system (ZL) is configured so as to have the following arranged in order from the object side: a first lens group (G1) having a positive refractive power; an intermediate group (GM) having at least one lens gro...  
WO/2017/094661A1
This variable power optical system is configured so as to have the following arranged 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;...  
WO/2017/094664A1
This variable power optical system (ZL) is configured so as to have the following arranged in order from the object side: a first lens group (G1) having a positive refractive power; an intermediate group (GM) having at least one lens gro...  
WO/2017/094663A1
This variable power optical system (ZL) is configured so as to have the following arranged in order from the object side: a first lens group (G1) having a positive refractive power; an intermediate group (GM) having at least one lens gro...  
WO/2017/083271A1
An optical macro adaptor assembly comprising two or more lens components arranged successively along the optical axis thereof, configured to be mounted in front of the objective lens of a telescope, and acting to reduce the minimum focus...  
WO/2017/072579A1
An optical zoom in a small form factor suitable for use in mobile devices such as cell phones, security cameras, and other small-scale imaging systems. The zoom design comprises a zoom submodule and a focusing sub-module. The zoom sub- m...  
WO/2017/068916A1
The present invention provides an endoscope capable of obtaining good light distribution in both normal observation and close-up observation. Provided is an endoscope 100 having: an observation optical system 11 that has a magnified obse...  
WO/2017/061263A1
A lightweight and compact lens device with a high focus depth, an imaging unit and an imaging device are provided. A first optical system 20 and a second optical system 30 which configure the lens device 10 have the same optical axis L, ...  
WO/2017/057658A1
This zoom lens (ZL) is configured so as to have, in order along the optical axis from the object side, a first lens group (G1) having a negative refractive power, an aperture stop (S), a second lens group (G2) having a positive refractiv...  
WO/2017/057662A1
The present invention comprises, arranged in the following 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) havin...  
WO/2017/047758A1
The invention has a positive first group G1 that is disposed furthest to an object side, a negative intermediate group G2 that is disposed further to an image side than the first group G1, a positive focusing group G3 that is disposed fu...  
WO/2017/047759A1
The present invention includes: a positive first group G1 that is disposed farthest to the object side; a negative intermediate group G2 that is disposed more toward the image side than the first group G1; a positive focusing group G3 th...  
WO/2017/047757A1
The invention has a positive first group G1 that is disposed furthest to an object side, a negative intermediate group G2 that is disposed further to an image side than the first group G1, a positive focusing group G3 that is disposed fu...  
WO/2017/047760A1
The present invention includes: a positive first lens group G1 that is disposed farthest to the object side; a negative second lens group G2 that is disposed more toward the image side than the first lens group G1; and a positive subsequ...  
WO/2017/041308A1
An optical module, an optical apparatus and a wearable display apparatus. The wearable display apparatus (10) comprises: a micro display module (112), which is used to output a display source; and an optical module (113), which is used t...  
WO/2017/043063A1
Apexes (310) of lenses (31) are positioned to be shifted from base positions (4) positioned virtually in row and column directions, and the base positions (4) include a plurality of grid points (40) as reference positions for the apexes ...  
WO/2017/043351A1
This variable power optical system for an endoscope is configured to satisfy prescribed conditions. The variable power optical system for an endoscope comprises: a first lens group with a positive power, having at least a negative lens w...  
WO/2017/043352A1
This variable power optical system for endoscope comprises, in order from an object, a first lens group having a negative power, a second lens group having a positive power, and a third lens group having at least a positive lens and a me...  
WO/2017/039768A1
Dual-pupil, dual spectral band wide field-of-view re-imaged refractive optical imaging systems. In one example an optical imaging system includes a dual-band front objective lens group configured to receive electromagnetic radiation over...  
WO/2017/025832A1
An optical accessory for portable telephones (1) and the like of the type provided with integrated camera (2) and at least one light source (9), which comprises an attachment section (4) in a unique position with respect to the telephone...  
WO/2017/025822A1
A dual-aperture zoom digital camera operable in both still and video modes. The camera includes Wide and Tele imaging sections with respective lens/sensor combinations and image signal processors and a camera controller operatively coupl...  

Matches 1 - 50 out of 16,132