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WO/2012/086160A1 |
[Problem] To reduce the size of a camera having a viewfinder mounted therein, specifically, to reduce the thickness of the camera, while ensuring excellent images in the viewfinder. [Solution] A viewfinder (10) is provided with an observ...
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WO/2012/066856A1 |
Provided are: an eyepiece, which has aberrations excellently corrected over a sufficiently wide field angle, does not have a long total length, while having a sufficient eye relief, and furthermore, which suppresses an increase of the le...
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WO/2012/063596A1 |
Provided are an ocular zoom optical assembly, having a wide apparent field of view at even low magnification and wherein all aberrations are well-compensated for while adequate eye relief is ensured across the entire zoom range, and an o...
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WO/2012/008133A1 |
Conventional display devices with stereo viewers have required time and trouble in switching between two-dimensional (conventional) display and three-dimensional (stereoscopic) display, and have also lacked portability, given the difficu...
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WO/2012/004275A1 |
A collapsible pocket magnifier includes an eyepiece (5, 107) mounted so as to be movable between a deployed configuration and a collapsed configuration. A clamp assembly (11, 106) is provided for supporting an object (27, 117) to be insp...
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WO/2011/154578A1 |
The invention in question relates to a fold-out hanging locket containing elements for optical use, that is preferably made of a lightweight material such as plastic, and that enables the wearer to wear a decorative object that, when unf...
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WO/2011/141284A1 |
Provision is made of an eyepiece system for imaging an object as a virtual image, comprising a relay optical unit (4), which has a lens (6) and a deflection mirror (7), and a prism (5), which has three optical surfaces (8, 9, 10) and whi...
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WO/2011/138089A1 |
The invention relates to an optical observation device in which an object field is imaged into a field of vision (1) that is visible to a viewer on looking into an eyepiece (5). According to the invention, the eyepiece (5) is equipped wi...
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WO/2011/132689A1 |
Provided is an ocular lens that corrects various aberrations favorably over a sufficiently wide angle of view, that has sufficient eye relief without being extended in overall length, and that can inhibit an increase in lens diameter. Al...
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WO/2011/059405A1 |
There is provided a method of monitoring retinopathy in a subject. The method involves measuring autofluorescence of a retina of the subject in response to high intensity blue light over a total time period to obtain an autofluorescence ...
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WO/2011/002209A2 |
The present invention relates to a head-mounted expanding device for surgery, comprising: an image-processing unit which radiates infrared light, ultraviolet light and/or visible light onto the part of a body to be operated upon, digitiz...
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WO/2010/150949A1 |
The present invention relates to portable folding magnifying glasses, wherein two lens parts are folded, and inserted into a body part by rotation for keeping. The portable folding magnifying glasses include the body part (1), a first le...
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WO/2010/136749A1 |
The invention resides in an adjustment device comprising an enhanced underwater viewfinder (14, 41) having, in use, a substantially watertight body and including a plurality of prisms (15, 16, and 17 or 42, 43) within the body, at least ...
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WO/2010/134374A1 |
Provided is an image display apparatus in which a change in a color tone of an image which is sensed by a viewer, depending on the position of a pupil is suppressed in consideration of a human's relative luminous efficiency. To this end,...
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WO/2010/116726A1 |
A scanning image display device comprises: a light source unit for emitting a laser beam; a scanning mirror for two-dimensionally scanning the laser beam in a first direction and a second direction intersecting the first direction; and a...
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WO/2010/103973A1 |
An HMD is provided with a light source which outputs laser light having intensity corresponding to an image signal, a scanning unit which scans the laser light outputted from the light source, and an optical member which is provided on t...
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WO/2010/099772A1 |
A magnifying glass (3) that is mounted on the shopping cart can be moved from a protected neutral position into the reading position only when no key (7) is in the coin deposit lock (2), and the key (7) can be inserted into the lock (2) ...
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WO/2010/087293A1 |
An image pickup means captures an image of a predetermined area including at least an image display area in a user’s visual field. An image generation means generates a background cancelling image which is used to cancel a background-...
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WO/2010/077496A2 |
A loupe mounting assembly includes: a bridge swivel including a base coupling for attaching the assembly to a base device, the swivel also including a loupe bar coupled to a loupe bar coupling proximate the base coupling; wherein each of...
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WO/2010/076739A1 |
To improve the illumination efficiency of hand-held illumination devices, this invention proposes a new illumination device having the "rolling" function, which is capable of illuminating the target area on which a user is currently focu...
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WO/2010/065201A1 |
A lens system includes a first lens axially aligned with a second lens, where the first and second lenses are configured to be sequentially positioned from a pupil image of a viewer. The second lens is formed as a triplet having three ce...
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WO/2010/061835A1 |
A total reflection surface and a holographic optical element (HOE) surface are formed on the same surface (S3) in an eyepiece prism (15). In this structure, a smaller reflection angle can be set at an HOE (16) compared to a structure wit...
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WO/2010/044205A1 |
A scanning image display device comprises a light source unit for emitting a laser beam, a scanning mirror for two-dimensionally scanning the laser beam in a first direction and a second direction intersecting the first direction, and a ...
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WO/2010/044356A1 |
Provided is an image display device wherein deterioration of qualities of an observing image can be eliminated by having excellent total imaging performance from a light source to an optical pupil when the light source and the optical pu...
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WO/2010/041578A1 |
Provided is an image display device, which can make an observer observe an image with reduced luminance nonuniformity and reduced color nonuniformity, while making the image bright by reducing the degree of diffusion performed by a means...
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WO/2010/029717A1 |
In order from the object side, a first convex lens group (20) of multiple first elemental convex lenses (21) arranged in a planar manner, a second convex lens group (22) of multiple second elemental convex lenses (23) arranged in a plana...
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WO/2010/018685A1 |
A visual display device (1) comprises a video display element (3), a projection optical system (4) for projecting a video displayed on the video display element (3), an eyepiece optical system (5) using the video projected by the project...
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WO/2010/007747A1 |
An electronic viewfinder (3) comprises a reflective liquid crystal display (31), a finder optical system (32), and a transmission plate (34) for transmitting part of an optical image signal collected by the finder optical system (32) and...
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WO/2009/142723A1 |
A simple and inexpensive magnifying apparatus is removably attachable to most any type of electronic device (30) having a display screen (32) containing information to be viewed by a user of the electronic device. The apparatus has an el...
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WO/2009/124999A1 |
The invention relates to a shopping trolley (11) on which a device (1) fore facilitating reading print-outs, labels, etc. is arranged. Said device comprises a magnifying glass (2), a mass (3) and a steel wire (4) via which the magnifying...
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WO/2009/122147A1 |
A wide angle viewing apparatus for security applications is disclosed. The apparatus comprises an image inverter (8), a lens (31) and a screen (140). The image inverter and lens together form an erect image of an external scene at said s...
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WO/2009/115721A2 |
A photochromic composition that is liquid at 20 °C and includes (a) at least one photochromic dye and (b) an ionic solvent selected from (b)(i) room-temperature ionic liquids (RTIL), (b)(ii) ionic liquid mixtures that are liquid at room...
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WO/2009/096325A1 |
This object aims to make a variable focus lens arranged at a position suitable for miniaturizing the variable focus lens in an image display device that is possible to adjust a wavefront curvature rate of image light by using the variabl...
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WO/2009/093582A1 |
Provided is a telescope optical system having optical performance most suitable for a telescope. A telescope optical system (TL) comprises, in order from the object side, an objective lens (1), an erecting prism (2), and an eyepiece lens...
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WO/2009/089538A2 |
A device for magnifying an object comprising an SSID (15) having at least one imaging array disposed on a distal end (16) thereof. The device further comprises a first optical element (20) disposed on the distal end (16) of the SSID (15)...
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WO/2009/081831A1 |
An eyepiece system is provided with a lens (L1) having a negative refraction index and refraction power, a lens group (S1), to which a lens (L2) having a positive refraction index and refraction power is jointed, to have a positive refra...
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WO/2009/078357A1 |
A diffraction optical system which includes a diffraction optical element is provided with a concave lens component having a first diffraction optical surface, and an optical member having a second diffraction optical surface. The concav...
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WO/2009/074161A1 |
A head-mountable loupe for observing an object (B), the loupe comprising a support (W; W*) configured to be attachable to the head of a user and optics (V) mounted to the support (W; W*) and including an objective lens (F; F*, F**), left...
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WO/2009/075346A1 |
A scanning laser microscope for capturing an image at a given frame rate. A controller (61) calculates a required line-scanning time required as the time required for one-line scanning from the time required for one-frame scanning determ...
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WO/2009/063689A1 |
A door scope and surveillance camera capable of improving security by making it difficult to identify the capturing direction or the observed position from the front surface direction of the lens are provided. A door scope (10) is provid...
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WO/2009/052811A2 |
The invention relates to a security system, based on the optical identification of highly specific, spatially appearing microstructures in a substrate using a micro-optical magnification system that is integrated in the substrate. Known ...
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WO/2009/044836A1 |
A zoom eyepiece system (EL) comprises, in order from an eye point (EP) side, a first lens group (G1) having positive refractive power, a second lens group (G2) having positive refractive power, and a third lens group (G3) having negative...
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WO/2009/015730A1 |
In an eye cup (1) for an eyepiece of an optical observation apparatus, for individual and convenient adjustment of the eye cup (1) it is provided that a second adjusting element (5) can be rotated in a mode dependent on a compressive for...
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WO/2009/014256A1 |
A magnifying optical system having a size similar to or smaller than those using a free-curve surface prism and manufactured easily at low manufacturing cost. The magnifying optical system is used in combination with a display (D) and ha...
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WO/2009/014021A1 |
A diffractive optical system including a diffractive optical element (PF) is provided with a first lens component (S1) having a first positive lens (L1), and a second lens component (S2) having a second positive lens (L21) and a negative...
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WO/2008/126048A1 |
The invention relates to an illumination device (10) for illuminating a surface (101), with at least one lighting element (20) and an illuminating body (30), wherein the lighting element (20) emits an artificial light (21,21 ), a housing...
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WO/2008/110264A1 |
The present invention relates to optical instruments, in particular to magnification loupes, stereo-magnification loupes and magnification viewers, such as those worn by dentists and surgeons.
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WO/2008/086780A2 |
The invention relates to a stand magnifier (1) which consists of a magnifier base (2) to be placed on a reading material or any other surface to be inspected, namely a support area (12), and a magnifier element (3) comprising a grip (4) ...
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WO/2008/086590A1 |
A tape measure comprises a housing having a tape outlet opening. A flexible measuring tape is movable between a retracted position in which the measuring tape is substantially disposed within the housing, and an extended position in whic...
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WO/2008/086124A1 |
Techniques and systems are disclosed for electronic target recognition. In particular, techniques and systems are disclosed for performing electronic surveillance and target recognition using a multiple parallax exploitation (MPEX) elect...
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