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WO/2019/235471A1 |
Provided is a zoom lens system (10) for imaging, comprising, in order from an object side (11): a first lens group (G1) with negative refractive power that moves at the time of zooming; a second lens group (G2) with a positive refractive...
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WO/2019/232282A1 |
One embodiment is directed to a head-wearable viewing component for presenting virtual image information to a user, comprising: a head wearable frame; a left optical element for a left eye of the user, the left optical element coupled to...
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WO/2019/229817A1 |
This optical system (LS) has a lens (L22) satisfying the following conditional formula: 2.0100
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WO/2019/220629A1 |
A zoom lens ZL includes, 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; a third lens group G3 having a positive refractive powe...
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WO/2019/220730A1 |
The purpose of the present invention is to provide an endoscopic optical system which has favorably corrected chromatic aberration and is able to prevent lens shift due to a small shock. This endoscopic optical system comprises, in order...
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WO/2019/220628A1 |
A zoom lens ZL includes, 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; a third lens group G3 having a positive refractive powe...
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WO/2019/208366A1 |
Provided are an optical thin film having high light transmissibility and high durability, an optical element and an optical system equipped with the optical thin film, and a production method for the optical thin film. The optical thin f...
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WO/2019/188070A1 |
This zoom lens fulfils a prescribed conditional formula and comprises, in order from the object side to the image surface side, a first lens group having a positive refractive power, a second lens group having a negative refractive power...
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WO/2019/180984A1 |
The present invention provides an endoscopic objective optical system which has a long back focus, allows focusing, and suitably corrects aberrations. The endoscopic objective optical system includes in order from an object: a first lens...
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WO/2019/172694A1 |
The present invention relates to a meniscus Cassegrain lens and, more particularly, as an objective lens that can be used for a telescope, to a meniscus Cassegrain lens comprising a solid lens of which all of an incident plane, a primary...
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WO/2019/165005A1 |
A cam for applying movement to a lens system. The cam may include a body configured to couple to the lens system. The body may have slots that are configured to receive lens followers. The slots may extend in directions that are converge...
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WO/2019/163744A1 |
A variable power optical system for an endoscope is provided with, in order from an object, a first lens group having a negative power and a second lens group having a positive power and capable of moving along the optical axis. The firs...
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WO/2019/157474A1 |
Apparatuses, systems, and methods for producing non-rotationally symmetric optical aberrations. Such aberrations may be created by a removable attachment that may be attached to another lens, such as a spherical lens. Aberrations that ap...
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WO/2019/157289A2 |
The objective lens has multiple focal lengths within a focal length interval and a relatively small focal-length ratio in a range from 1.05 to 2.75, and a travel-to-focal-length ratio in a range from 0.5 to 0.4. The objective lens has th...
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WO/2019/142761A1 |
In order to achieve a zoom lens with chromatic aberration sufficiently corrected in the wavelength region from visible light to near infrared light while maintaining compactness and a high zoom ratio, this zoom lens includes, arranged in...
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WO/2019/142827A1 |
In order to obtain a zoom lens in which chromatic aberration is adequately corrected in a wavelength region from visible light to near-infrared light despite the zoom lens being small-sized and having a high zoom ratio, the present inven...
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WO/2019/131052A1 |
This projection lens system projects a reduction-side image on an enlargement side of an image projection device. The projection lens system is provided with ten or more single lenses constituting a zoom lens including a plurality of mov...
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WO/2019/131992A1 |
Provided are an optical system having superior optical performance, optical equipment having said optical system, and an optical system manufacturing method. This optical system OL has an insertable magnification conversion optical group...
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WO/2019/131382A1 |
The purpose of the present invention is to provide a coded-aperture image capture device which has a refocus function and is capable of changing angle of view. An image capture device according to a first aspect of the present invention ...
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WO/2019/131191A1 |
The purpose of the present invention is to provide: a wide conversion lens with which images having differing angles of view are obtained with good image quality when the wide conversion lens is mounted on an image capture device; and an...
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WO/2019/131993A1 |
The present invention provides a variable power optical system having excellent optical performance, optical equipment, and a method for manufacturing the variable power optical system. The variable power optical system ZL comprises (in ...
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WO/2019/124082A1 |
This projection lens system which projects an image of the reduction side to the magnification side is provided with: a diaphragm; a plurality of positive lenses; and a plurality of negative lenses. A first positive lens that is closest ...
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WO/2019/124083A1 |
This projection lens system projects an image at the reduction side to the magnification side. The projection lens system is provided with: a plurality of negative lenses; and a diaphragm. Among the plurality of negative lenses in the pr...
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WO/2019/124081A1 |
This projection lens system projects an image on the reduction side on which back glass is disposed to the magnification side in an image projection device. In the projection lens system, in a surface on the reduction side or a surface o...
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WO/2019/116566A1 |
An optical system (LS) includes an aperture stop (S), and a negative lens (L32) that is disposed farther on the image side than the aperture stop (S) is and that satisfies the following conditional expressions: ndN2+(0.01425×νdN2) < 2....
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WO/2019/116567A1 |
An optical system (LS) includes lenses (L22, L33) satisfying the following conditional expressions: ndLZ + (0.01425 × νdLZ) < 2.12; and νdLZ < 35.0, where ndLZ signifies the refractive index of the lenses at the d line, and νdLZ sign...
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WO/2019/116565A1 |
An optical system (LS) includes an aperture stop (S), and a positive lens (L22) that is disposed farther on the image side than the aperture stop (S) is and that satisfies the following conditional expressions: ndP2+(0.01425×νdP2) < 2....
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WO/2019/116563A1 |
An optical system (LS) includes an aperture stop (S), and a positive lens (L13) that is disposed farther on the object side than the aperture stop (S) is and that satisfies the following conditional expressions: ndP1+(0.01425×νdP1) < 2...
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WO/2019/116569A1 |
An optical system (LS) includes lenses (L22, L33) satisfying the following conditional expressions: ndLZ + (0.01425 × νdLZ) < 2.12; and 0.702 < θgFLZ + (0.00316 × νdLZ), where ndLZ signifies the refractive index of the lenses at the...
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WO/2019/116564A1 |
An optical system (LS) includes an aperture stop (S), and a negative lens (L15) that is disposed farther on the object side than the aperture stop (S) is and satisfies the following conditional expressions: ndN1+(0.01425×νdN1) < 2.12; ...
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WO/2019/116568A1 |
An optical system (LS) includes lenses (L22, L33) satisfying the following conditional expressions: νdLZ < 35.0; and 0.702 < θgFLZ+(0.00316×νdLZ), where νdLZ is the Abbe number of the lenses using the d-line as a reference, and θgF...
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WO/2019/105259A1 |
Provided is a lens system having large image size, small F value, and short overall length. The lens system is sequentially provided with a positive first set, an aperture diaphragm, a positive second set, and a third set from an object ...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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