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Patent Searching and Data


Matches 551 - 600 out of 17,205

Document Document Title
WO/2011/102091A1
Disclosed are a camera, an imaging device and a zoom lens system provided with, from the object side to the image side, a first positive power lens group, a second negative power lens group, a third positive power lens group, and a follo...  
WO/2011/101130A1
An imaging system (100) for imaging an object onto an image sensor (112) is proposed, which has a front side (102) facing the object and a rear side (104) facing away from the object, said rear side being arranged behind the front side (...  
WO/2011/102090A1
Disclosed are a camera, an imaging device and a zoom lens system provided with, in order from the object side to the image side, a first lens group having positive power, a second lens group having negative power, a third lens group havi...  
WO/2011/098170A1
A spectral purity filter includes a body of material, through which a plurality of apertures extend. The apertures are arranged to suppress radiation having a first wavelength and to allow at least a portion of radiation having a second ...  
WO/2011/099248A1
Disclosed is a compact, light-weight zoom lens system which can be used optimally in an interchangeable lens-type digital camera system and has excellent image resolution. The disclosed zoom lens system is arranged nearest to the object ...  
WO/2011/099249A1
Disclosed is a compact, light-weight zoom lens system which can be used optimally in an interchangeable lens-type digital camera system and has excellent image resolution. The disclosed zoom lens system has, in order from the object side...  
WO/2011/099250A1
Disclosed is a compact, light-weight zoom lens system which can be used optimally in an interchangeable lens-type digital camera system and has excellent image resolution. The disclosed zoom lens system has, in order from the object side...  
WO/2011/089042A1
The invention relates to a short-distance front projection system, i.e. a wide-angle projection system, which occupies a small amount of space and which provides a focusing option and a zooming function. The system can be used for obtain...  
WO/2011/086890A1
A lens barrel adapter, which can be detachably attached to a lens barrel main body or an imaging device, is provided with a first lens system and a second lens system. The imaging device has a lens barrel main body. The first lens system...  
WO/2011/072094A2
A lens actuator module includes a lens assembly with an optical centerline and a clear aperture, a bearing guide integrated adjacent to the clear aperture with the centerline of motion substantially parallel to the optical centerline, a ...  
WO/2011/070943A1
Provided is a zoom lens for a microscope, which receives approximately parallel light from an objective lens, and forms an image on the imaging surface of an imaging element. Also provided is a microscope having said zoom lens for a micr...  
WO/2011/068185A1
Provided are an image forming optical system in which right and left optical systems can be disposed parallel to each other while maintaining the advantage of an inwardly inclined system stereomicroscope device that light paths for the r...  
WO/2011/062076A1
Provided is a zoom lens that, while being smaller than conventional models, has a low F-number and has aberrations well-corrected. In order from the object side, the provided zoom lens comprises a first lens group having negative refract...  
WO/2011/049708A1
A solid-state imager (30) is mounted in a reader, such as a bi -optical, dual window, point - of - transaction workstation, for capturing light along an optical axis over a field of view from coded indicia. An optical assembly including ...  
WO/2011/048659A1
Disclosed is a zoom lens comprising a plurality of variable refractive power elements having a high zoom ratio efficiently achieved and enabling a reduced variation of the field curvature due to the variation of the refractive power. The...  
WO/2011/048789A1
Provided are a zoom lens system, an image-capturing device, and a camera. The zoom lens system comprises, in sequence from the object side to the image side: a first lens group having positive power; a second lens group having negative p...  
WO/2011/045913A1
Provided are a zoom lens system, an image-capturing device, and a camera. The zoom lens system comprises lens groups at least including, in sequence from the object side to the image side, a first lens group having positive power, a seco...  
WO/2011/034048A1
Lens elements for compatibly making it possible to achieve a miniaturized and thinned optical system and to achieve a state favorably corrected for various kinds of aberration, with a focus being placed on chromatic aberration, in the op...  
WO/2011/030894A1
Provided are a variable power optical system in which the value of the entire length with respect to the image height is reduced and the aberration is well corrected, and an image pickup device comprising the same. Specifically provided ...  
WO/2011/027852A1
Disclosed is an optical system which consists entirely of refractive systems and which has, in succession from the object side, a first lens group having negative refractive power, a second lens group having positive refractive power, an...  
WO/2011/024258A1
Disclosed is an optical system and an optical device capable of appropriately correcting chromatic aberration over a visible wavelength range. Specifically disclosed is an optical system which comprises a diffraction optical element and ...  
WO/2011/024657A1
Disclosed is a variable-power lens system, which, in order for the wide end to have an f-number of around 1.3, a half-angle of view of 75°, and a variable-power ratio of around 3 times, comprises, in order from the object side, a negati...  
WO/2011/025850A1
A mid infrared spectral band continuous zoom system is described herein that can provide a continuous zoom range with a focal length change greater than 25X when thermally imaging a distant object. In addition, a method is described here...  
WO/2010/117628A3
Liquid lens cells are used in a variable power optical system. In one embodiment, a stop is located between a first lens group comprising at least a first liquid lens cell and a second lens group comprising at least a second liquid lens ...  
WO/2011/004757A1
Provided is a compact zoom lens with a high resolution, a large aperture, and a high variable power. The zoom lens comprises a positive first lens group, a moving negative second lens group, a fixed positive third lens group, and a movin...  
WO/2010/117731A3
Liquid lens cells are used in a compound variable power optical system that forms an intermediate image between the object and the final image. A first variable power optical component is located between the object and an intermediate re...  
WO/2011/001663A1
A zoom lens system, an image pickup device and a camera each of which comprises a plurality of lens groups each consisting of at least one lens element and has, in the order from the object side to the image side, a first lens group havi...  
WO/2010/094279A3
The invention relates to a converter with a rotational axis for at least one optical element for at least one optical beam path with an optical axis, wherein said converter brings the at least one optical element into said at least one o...  
WO/2010/148272A1
An optical system is described herein which has a compact, all reflective design that has multiple fields of view for imaging an object. The optical system also has identical viewing directions and can have several different configuratio...  
WO/2010/143662A1
Disclosed is an optical information reading device, which is provided with a focus function and a zoom function using a liquid lens with a simple configuration. The optical information reading device (1) is provided with: a lens module (...  
WO/2010/137238A1
Disclosed is an objective lens of an endoscope having a zoom function and a focusing function which are independent of each other and enabling magnification observation. The angle of field (2ω) at the wide-angle end is 100° or larger. ...  
WO/2010/116367A1
A method for continuous electronic zoom in a computerized image acquisition system, the system having a wide image acquisition device and a tele image acquisition device having a tele image sensor array coupled with a tele lens having a ...  
WO/2010/117731A2
Liquid lens cells are used in a compound variable power optical system that forms an intermediate image between the object and the final image. A first variable power optical component is located between the object and an intermediate re...  
WO/2010/116741A1
An optical system includes a positive lens unit, wherein the positive lens unit includes an optical element containing a base material and minute particles that are mixed with the base material and have Abbe number that is lower than tha...  
WO/2010/117628A2
Liquid lens cells are used in a variable power optical system. In one embodiment, a stop is located between a first lens group comprising at least a first liquid lens cell and a second lens group comprising at least a second liquid lens ...  
WO/2010/108319A1
An optical imaging system (1) comprises at least one lens group (2,3,4) for projecting an image on an image sensing means (5), an optical path being defined between a light entrance of the optical system (1) and the image sensing means (...  
WO/2010/103037A1
An optical system includes a first deformable lens having a membrane with a deformable portion. A sensor is configured to receive the light focused by the first deformable lens. An optical path extends through the first deformable lens a...  
WO/2010/098407A1
A zoom lens comprises, sequentially from the object side, a first lens group (G11) having a positive refractive index, a second lens group (G12) having a negative refractive index, a third lens group (G13) having a positive refractive in...  
WO/2010/095570A1
A zoom lens is comprised of a first lens group having a negative refractive power, a second lens group having a positive refractive power, a third lens group having a positive refractive power, and a fourth lens group having a negative r...  
WO/2010/094279A2
The invention relates to a converter with a rotational axis for at least one optical element for at least one optical beam path with an optical axis, wherein said converter brings the at least one optical element into said at least one o...  
WO/2010/096461A1
The present invention provides a complex modular afocal variator in which a modular afocal variator is supplemented with additional optics to form a more complex, but still modular afocal variator system, that can impart internal focusin...  
WO/2010/087296A1
Provided is an imaging optical system which can expand the magnification range to a low magnification side, while providing a long optical axis distance without increasing the size of an optical system of a microscope apparatus as a whol...  
WO/2010/085223A1
A case made of a magnetic material is provided on an LED serving as the source of light in an autofocus l ighting module employing a linear actuator for lens focus. The LED case serves as the yoke for the linear actuator by mounting a co...  
WO/2010/084664A1
A zoom lens (ZL) to be mounted on an electronic still camera (1) or the like has, 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 p...  
WO/2010/081678A1
The invention relates to a telecentric microscope system comprising an objective, an afocal magnifying system arranged downstream from the object, with a continuous variable magnification and an entry pupil in the image-side focal point ...  
WO/2010/081669A1
The invention relates to a magnifying system which is telecentric on both sides and consists of an optical subsystem on an object side and on an image side, wherein at least one lens group can be moved along the optical axis for varying ...  
WO/2010/079750A1
A zoom lens includes, in order from an object side to an image side, a first lens unit having a positive refractive power, a second lens unit having a negative refractive power, a third lens unit having a positive refractive power, and a...  
WO/2010/079751A1
A zoom lens includes, in order from an object side to an image side, a first lens unit having a positive refractive power, a second lens unit having a negative refractive power, an aperture stop, a third lens unit having a positive refra...  
WO/2010/072218A1
An optical system for changing an image scale and/or a refractive power, comprising at least one optical axis (107c), at least two optical elements (101c, 102c), which can be pivoted into and/or pivoted to and/or switched into and/or swi...  
WO/2010/073565A1
Disclosed is a variable power optical system for a stereo microscope comprising a first lens group (G1) having a positive refracting power, a second lens group (G2) having a negative refracting power, an aperture stop (S), a third lens g...  

Matches 551 - 600 out of 17,205