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Patent Searching and Data


Matches 1 - 50 out of 16,820

Document Document Title
WO/2019/097715A1
This variable magnification optical system comprises multiple lens groups, and the intervals between the lens groups change during variable magnification. The multiple lens groups include an object-side focusing lens group which moves du...  
WO/2019/097719A1
This variable magnification optical system comprises multiple lens groups, and the intervals between the lens groups change during variable magnification. The multiple lens groups include an object-side focusing lens group which moves du...  
WO/2019/097717A1
This variable magnification optical system comprises multiple lens groups, and the intervals between the lens groups change during variable magnification. The multiple lens groups include an object-side focusing lens group which moves du...  
WO/2019/097718A1
This variable magnification optical system comprises multiple lens groups, and the intervals between the lens groups change during variable magnification. The multiple lens groups include an object-side focusing lens group which moves du...  
WO/2019/097669A1
A variable magnification optical system comprises, in order from an object, 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 po...  
WO/2019/097716A1
This variable magnification optical system comprises, from the object side, a first lens group and multiple lens groups, and, during variable magnification, the interval between the first lens group and the multiple lens groups changes a...  
WO/2019/082641A1
Provided are: a zoom lens having a small size, a wide image angle, and a high performance; and an imaging device provided with the zoom lens. The zoom lens is provided with a positive first lens group, a negative second lens group, a pos...  
WO/2019/082723A1
This zoom lens system comprises, in order, from an object side toward an image side: a first lens group (G1) having a positive power; a second lens group (G2) having a negative power; a third lens group (G3) having a positive power; a fo...  
WO/2019/078221A1
This variable-focal-distance lens system is constituted from, in order from an object side to an image surface side, a first lens unit constituted from a lens having a rotationally symmetrical shape, a second lens unit comprising a first...  
WO/2019/078222A1
This variable-focal-distance lens system is constituted from, in order from an object side to an image surface side, a first lens unit comprising a first lens element in which at least one lens surface thereof is configured as a free-for...  
WO/2019/067916A1
A method and apparatus for capturing an image of at least one object appearing in a field of view (FOV). A housing has an image sensor and a base lens assembly fixedly mounted relative thereto. A moveable lens assembly is movably mounted...  
WO/2019/064233A1
The disclosure provides for a display apparatus for a vehicle. The display apparatus includes a display screen configured to emit images in an emission direction; a mirror apparatus configured to reflect the images from the display scree...  
WO/2019/058825A1
Provided are: an antireflection film having high durability; an optical element provided with the antireflection film; and an optical system provided with the optical element. An antireflection film provided with an intermediate layer, a...  
WO/2019/049373A1
The present invention has, in order from the object side: a first lens group having positive refractive power; a second lens group having negative refractive power; a third lens group having positive refractive power; and a rear lens gro...  
WO/2019/049374A1
The present invention has, in order from the object side: a first lens group having positive refractive power; a second lens group having negative refractive power; a third lens group having positive refractive power; and a rear lens gro...  
WO/2019/049371A1
The present invention has, in order from the object side: a first lens group having positive refractive power; a second lens group having negative refractive power; a third lens group having positive refractive power; and a rear lens gro...  
WO/2019/049370A1
The present invention has, in order from the object side: a first lens group having positive refractive power; a second lens group having negative refractive power; a third lens group having positive refractive power; and a rear lens gro...  
WO/2019/049372A1
The present invention has, in order from the object side: a first lens group having positive refractive power; a second lens group having negative refractive power; a third lens group having positive refractive power; and a rear lens gro...  
WO/2019/042452A1
An imaging device includes a lens system (100). The lens system (100) may include a first lens group (G1), a second lens group (G2), a third lens group (G3), a fourth lens group (G4), and a fifth lens group (G5) in sequence from an objec...  
WO/2019/038386A1
The invention relates to a device by means of which the magnification stages, in particular also of a magnification selector based on Galilean telescope systems, can be adjusted by a motor. In the device according to the invention, the m...  
WO/2019/030129A1
The invention relates to an optical zoom device (1) Optical zoom device (1), comprising a first lens assembly (2), and a second lens assembly (3) following the first lens assembly (2) in the direction of an optical axis (A) of the optica...  
WO/2019/024536A1
Provided are a rotating zoom lens system and a method for realizing the same. The rotating zoom lens system comprises a first lens assembly (1), a second lens assembly (2), and a liquid crystal module (3). An optical axis of the first le...  
WO/2019/024798A1
Disclosed is a two-group-type zoom lens, comprising: a first lens group (G1) having negative focal power, an aperture diaphragm (S) and a second lens group (G2) having positive focal power, these being sequentially and coaxially arranged...  
WO/2019/017511A1
A surgical endoscope having an image sensor embedded therein is disclosed. One embodiment of the present invention provides a surgical endoscope comprising: a main body having an operational channel, which is formed therein and allows a ...  
WO/2018/236770A1
Techniques are disclosed for magnification compensation and/or beam steering in optical systems. An optical system may include a lens system to receive first radiation associated with an object and direct second radiation associated with...  
WO/2018/233195A1
Provided is an optical imaging system, along an optical axis and from an object side to an image side, sequentially comprising: a first lens (L1), a second lens (L2), a third lens (L3) and a fourth lens (L4), wherein the first lens has a...  
WO/2018/235881A1
A variable-power optical system that comprises, in order from an object side, a first lens group G1 that has negative refractive power, a second lens group (G2) that has positive refractive power, and a rear group lens group (GR). The re...  
WO/2018/225842A1
Provided is a zoom lens that is small-sized and that has a relatively large zoom ratio. The present invention essentially comprises, in order from the object side, a first lens group Gr1 fixed on an optical axis AX and having a positive ...  
WO/2018/220267A1
The invention relates to personal display devices and in particular an eyepiece therefor. The eyepiece is adapted for projecting an image from an image plane (14) on one side of the eyepiece through an exit pupil (10) on the opposite sid...  
WO/2018/218889A1
An optical imaging system, comprising: in sequence from an object side to an image side along the optical axis, a first lens (L1), a second lens (L2), a third lens (L3), a fourth lens (L4), a fifth lens (L5), a sixth lens (L6), and a sev...  
WO/2018/218002A1
Provided herein is technology relating to telescopic optics and particularly, but not exclusively, to devices and methods for moving a lens in a variable power optical device zoom system.  
WO/2018/216310A1
An optical element according to the present invention has an antireflective film on an optical element substrate. The antireflective film has a structure wherein low-refractive index films made of SiO2 and one or more types of high-refra...  
WO/2018/200309A3
A stereoscopic visualization camera and platform are disclosed. An example stereoscopic visualization camera includes a first plurality of lenses positioned along a first optical path and a first image sensor to record a first image stre...  
WO/2018/200309A2
A stereoscopic visualization camera and platform are disclosed. An example stereoscopic visualization camera includes a first plurality of lenses positioned along a first optical path and a first image sensor to record a first image stre...  
WO/2018/198387A1
Provided is an optical system for a microscope with which it is possible to achieve adequate contrast and resolution in an observation image even when a 1-micron-order specimen is disposed so as to be in contact with or adjacent to the s...  
WO/2018/194037A1
The present invention provides a lightweight zoom lens capable of high magnification and excellent optical performance and an imaging device equipped with the zoom lens. The zoom lens includes, in order from an object, a first positive l...  
WO/2018/185870A1
The present invention is capable of reducing the weight of a focusing lens group by satisfying a prescribed conditional formula and being provided with, in order from the object side, a first lens group having a negative refractive power...  
WO/2018/185867A1
The present invention is capable of reducing the weight of a focusing lens group by satisfying a prescribed conditional formula and being provided with, in order from the object side, a first lens group having a negative refractive power...  
WO/2018/185868A1
The present invention is capable of reducing the weight of a focusing lens group by satisfying a prescribed conditional formula and being provided with, in order from the object side, a first lens group having a negative refractive power...  
WO/2018/185869A1
The present invention is capable of reducing the weight of a focusing lens group by satisfying a prescribed conditional formula and being provided with, in order from the object side, a first lens group having a negative refractive power...  
WO/2018/185955A1
The present invention addresses the problem of providing a variable-magnification optical system and an image pickup device provided with the variable-magnification optical system, which enable the realization of a high-resolution observ...  
WO/2018/182952A1
A zoom apparatus for a camera of a game system is disclosed. The zoom apparatus has a body structure formed to fit over the camera. The zoom apparatus includes a zoom lens disposed within the body structure so as to be positioned in fron...  
WO/2018/180359A1
[Problem] To provide an optical system having excellent imaging performance, an optical device, and a method for manufacturing an optical system. [Solution] An optical system OL for use in an optical device such as a camera 1 includes a ...  
WO/2018/179462A1
Provided is a microscope objective optical system that makes it possible to sufficiently suppress aberrations in an observed image even in the case where a sample on the order of one micron is disposed in contact with or adjacent to the ...  
WO/2018/179825A1
Provided are: an optical thin film which is provided with a flat ultra-thin silver-containing metal layer; a method for producing this optical thin film; an optical element which is provided with this optical thin film; and an optical sy...  
WO/2018/168214A1
The present invention provides an imaging device capable of capturing a high-quality image by a compact configuration, a signal processing method for the imaging device and a signal processing program for the imaging device. An imaging l...  
WO/2018/160989A1
An imaging system for monitoring an observation region is disclosed, wherein the imaging system comprises a plurality of cameras having diverse focal lengths, where the plurality of cameras is arranged such that they can collectively obs...  
WO/2018/155404A1
The present invention provides a lens, a zoom lens, and an imaging lens, the lens enabling elimination of an annular blur without causing a decrease in resolution or an increase in processing man-hours. A lens 1 has random recesses and p...  
WO/2018/150982A1
Provided are: a projection zoom lens which exhibits favorable optical performance and favorably corrects chromatic aberration across a broad wavelength region, while maintaining telecentricity on the reduction side; and a projection-type...  
WO/2018/150981A1
Provided are: a high-performance projection zoom lens which ensures a high zoom ratio and a high peripheral light amount ratio, while exhibiting telecentricity on the reduction side, a small F number, and compactness; and a projection-ty...  

Matches 1 - 50 out of 16,820