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Matches 1 - 50 out of 4,454

Document Document Title
WO/2019/196399A1
An eyepiece. The eyepiece comprises a reflective polarizer (RL), a 1/4 wave plate (L), and a lens assembly having positive focal power from a human eye to an image source in sequence along an optical axis, wherein the lens assembly compr...  
WO/2019/181482A1
The purpose of the present invention is to provide a display apparatus having a configuration and structure whereby an image can be reliably caused to reach a pupil of an observer without imposing a burden on the observer. A display appa...  
WO/2019/163415A1
An ocular optical system (EL) comprises: a first Fresnel lens (first lens (L1)) having a first Fresnel surface (FSa) formed on the lens surface on the image display unit (11) side; and a second Fresnel lens (second lens (L2)) placed clos...  
WO/2019/143670A1
A surgical loupes head strap is disclosed. The surgical loupes head strap may include a first monofilament and a second monofilament coupled by at least one sleeve. The surgical loupes head strap may further include a first coupler with ...  
WO/2019/060975A8
A direct view optical sighting system. In certain examples the system includes an eyepiece, an objective that directs scene light to the eyepiece, a laser rangefinder, and a laser rangefinder coupling prism that directs a laser transmit ...  
WO/2019/079996A1
An eyepiece (10) and a head-mounted electronic device (100), wherein the eyepiece (10) comprises, successively from an image side to an object side, a first lens (11) having a positive refractive power, a second lens (13) having a negati...  
WO/2019/080325A1
An eyepiece and a head mounted display device, the eyepiece comprising: a plus lens (11) and a minus lens (12) which are coaxially provided in sequence; a light incident surface (Si1) of the plus lens (11) being a planar Fresnel surface,...  
WO/2019/063276A1
With the present invention the beam path of an optical device with binoculars to be used for documentation or co-observation can be freely selected and changed at any time. For the decoupling a rotatable supporting unit of which the axis...  
WO/2019/063253A1
The invention relates to an endoscope comprising a shaft (2), a main body (3) arranged on the proximal end of the shaft (2), an eyepiece (4) arranged on the proximal end of the main body (3), and an eyepiece funnel (5) arranged on the pr...  
WO/2019/060975A1
A direct view optical sighting system. In certain examples the system includes an eyepiece, an objective that directs scene light to the eyepiece, a laser rangefinder, and a laser rangefinder coupling prism that directs a laser transmit ...  
WO/2019/059314A1
A device and a system for enabling observation of an eye and the area around the eye, these constituting an observation subject, while reducing the burden on an observer. Provided is an ophthalmological imaging system wherein an image ca...  
WO/2019/054359A1
Provided are: an eyepiece optical system EL having favorable optical performance and a high observation magnification power; an optical device having this eyepiece optical system EL; and a method for producing an eyepiece optical system ...  
WO/2019/054358A1
Provided are: an eyepiece optical system EL having favorable optical performance and a high observation magnification power; an optical device having this eyepiece optical system EL; and a method for producing an eyepiece optical system ...  
WO/2019/049417A1
[Problem] To provide an eyepiece structure that prevents an eyepiece member from easily falling out of a cylindrical member and that can be easily assembled with a simple configuration. [Solution] This eyepiece structure is provided with...  
WO/2018/219913A3
The invention relates to a telescopic sight for a telescopic sight weapon, in particular hunting rifle, comprising a tube that is secured or can be secured to the weapon and in which an optical system (2) is accommodated, said system com...  
WO/2019/033284A1
A head-mounted display device (100). The head-mounted display device (100) comprises a display screen (10) and a lens group (20); from an image side of the lens group (20) to an object side of the lens group (20), the lens group (20) seq...  
WO/2019/030912A1
[Problem] To provide an objective lens made of a synthetic resin and used in a dot sight capable of taking aim at an object easily even if the object moves, and a dot sight that uses the objective lens. [Solution] An objective lens compr...  
WO/2018/211405A3
Optical systems for displaying an image are described. The optical systems include spaced apart first and second optical lenses. A partial reflector is disposed on and conforms to a major surface of the first optical lens where the major...  
WO/2019/014205A1
This application concerns a loupe-based wearable device that is enhanced by a mounted visualization aid on the housing body of at least one of the loupe eyepieces, the aid providing a dual light source, a beam splitter, and a camera dire...  
WO/2019/010938A1
Disclosed is an eyepiece, comprises a lens (L1), the lens containing opposite first surface (S1) and second surface (S2), the first surface being a corresponding surface of a human eye side and the second surface being a corresponding su...  
WO/2018/235088A1
Magnification glasses comprising: a first camera array comprising at least a first camera and a second camera wherein each of the first camera and the second camera provide different magnification for capturing a magnified image in the f...  
WO/2018/219913A2
The invention relates to a telescopic sight for a telescopic sight weapon, in particular hunting rifle, comprising a tube that is secured or can be secured to the weapon and in which an optical system (2) is accommodated, said system com...  
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/2018/211405A2
Optical systems for displaying an image are described. The optical systems include spaced apart first and second optical lenses. A partial reflector is disposed on and conforms to a major surface of the first optical lens where the major...  
WO/2018/190031A1
Disclosed is an eyepiece that is provided with three or more lenses that are sequentially disposed from the eye point side toward the image side. A cemented lens comprises at least two lenses of the three or more lenses, one lens of the ...  
WO/2018/156347A3
Provided is an illuminated dot reticle for use in a rifle scope (10) having an optical path (16) defined through axially spaced-apart objective (12) and ocular lenses (14) and method manufacturing a reticle disc assembly (24). A reticle ...  
WO/2018/179164A1
A diffractive optical element 10 has: a first diffraction grating 4; a second diffraction grating 5; and a film 6 that is provided between the first diffraction grating 4 and the second diffraction grating 5. The average value of refract...  
WO/2018/172010A1
An optical arrangement (2) of binocular loupes, in particular surgical loupes, has a holder 4 which is connected to a frame (12) of a pair of spectacles (14) in the use position of the loupes. Further, the optical arrangement has two sim...  
WO/2018/172583A1
The invention relates to a mount for coupling a torch to binoculars to facilitate night use, the mount having a structure suitable for coupling to the case of the binoculars, preferably to one of the two eyepieces, and which has a suppor...  
WO/2018/145367A1
Provided is an eyepiece. The eyepiece is successively provided with a first lens (L1) with positive focal power and a convex object side and a second lens (L2) with a concave image side along the optical axis from the object side to the ...  
WO/2018/130042A1
A lens, an optical display device comprising the lens, and a method for manufacturing the lens. The lens comprises at least two lens portions (3, 4); the at least two lens portions (3, 4) have different focal lengths. In such a case, whe...  
WO/2018/130995A1
The present invention relates to a system and method of acquisition, registration and multimedia management. The multimedia system of the present invention comprises a data acquisition module (A), like multimedia glasses, for multimedia ...  
WO/2018/123198A1
[Problem] To provide a surgical loupe with a more easily adjustable convergence angle. [Solution] A surgical loupe comprising: two optical systems forming an image of the light from a surgical field as an object to be observed onto the e...  
WO/2018/117025A1
An observation optical system according to the present invention comprises a Fresnel lens, and a lens LP having positive refractive power and provided on the light incidence side or light emission side of the Fresnel lens, wherein the le...  
WO/2018/113623A1
A lens module, for being installed between a human eye pupil (STO) and a screen (IMA). The screen (IMA) is used for displaying a virtual reality image. The lens module comprises a crescent lens (L1) and a lens group composed of a lenticu...  
WO/2018/105710A1
An observation optical system 10 is provided with: an objective optical system LO; a reverse optical system PR which is provided either inside the objective optical system LO or just behind the objective optical system LO in order to rev...  
WO/2018/094851A1
A camera lens having a 2P structure, head-mounted display optical system, and head-mounted apparatus. The 2P-structured camera lens comprises a plano-convex first convex lens (L1) and a bi-convex second convex lens (L2) sequentially arra...  
WO/2018/079422A8
Provided are a method for adjusting a magnifying glass, wherein changes to visibility can be suppressed during magnification changes by adjusting a variable magnification magnifying glass that is small and lightweight and user burden can...  
WO/2018/080901A1
A method for object characterization and authentication is described. In one embodiment, the method may include establishing, over a communication network, a connection between a network accessible image capturing device and a remote com...  
WO/2018/079422A1
Provided are a method for adjusting a magnifying glass, wherein changes to visibility can be suppressed during magnification changes by adjusting a variable magnification magnifying glass that is small and lightweight and user burden can...  
WO/2018/052590A3
Near-to-eye systems and head-mounted displays and more particularly but not exclusively to an optimized freeform wedge-shaped prism design having free-form surfaces efficiently mathematically represented and configured to provide both hi...  
WO/2018/068356A1
Disclosed is an ocular lens, composed of a lens. The lens includes a first surface (S1) and a second surface (S2) which are opposite each other, the first surface (S1) being a curved surface, and the second surface (S2) being a Fresnel-s...  
WO/2018/069695A1
A device for aiding putting of a golf ball, the device having attachment means for attaching the device securely to a shaft of a golf putting club and having means for providing magnification.  
WO/2018/066400A1
The present invention provides a loupe and a loupe unit less susceptible to performance degradation due to aging and capable of easy readjustment with excellent resistance to acetone. The loupe is bonded onto an eyeglass-type holder that...  
WO/2018/058053A1
Disclosed is an attachment for a standalone optical device to alleviate back and neck strain which allows the eyes of the user relative to the eyepieces of the optical device, with embodiments allowing inclusion of preset values such as ...  
WO/2018/025768A1
Provided are binoculars and an eyepiece lens having excellent optical performance. Binoculars 10 are characterized by having a first lens barrel (body 26) and a second lens barrel (body 36) having objective lenses (objective lens groups ...  
WO/2018/014009A1
Disclosed are image relay elements exhibiting transverse Anderson localization for light field and holographic energy sources. The relay elements may include a relay element body having one or more structures, where the structures can be...  
WO/2018/010245A1
An eyepiece comprises a diaphragm (STO), and a first lens (E1), a second lens (E2), a third lens (E3), a fourth lens (E4) and a fifth lens (E5) having focal power, which are coaxially arranged from an observation side to a display side i...  
WO/2018/008249A1
This ocular optical system (EL) is provided with, arranged in the order from an eye point (EP), a first lens group (G1) having a positive refractive power and a second lens group (G2) having a positive refractive power. The second lens g...  
WO/2018/006452A1
A multifunctional magnifier comprises a lens (10), a lens holder (12) and a gripping rod (13). A protractor scale (11) is disposed between the lens (10) and the lens holder (12). The lens holder (12) is provided with multiple light-emitt...  

Matches 1 - 50 out of 4,454