Bizarre Patents
Mouse device with a built-in printer
A mouse device for use as an input device of a computer is provided that includes a housing in which recording paper is loadable, and a printer unit provided within the housing for printing on the recording paper print information received from the computer.
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| Number | Title | Issue Date |
| 7382556 | Lens module A lens module (800) includes a lens barrel (20), a base (10), and a temperature compensation module (30). A first lens (201) is disposed in the lens barrel. The lens barrel is disposed in the base. The temperature compensation modu... | 06/03/2008 |
| 7289272 | Optical system including an anamorphic lens An optical system includes a primary lens group having a central beam path therethrough and including a front lens group and a rear lens group. An anamorphic lens group lies on the central beam path and is positioned between the front lens group and the rear lens gr... | 10/30/2007 |
| 7251081 | Zoom lens system Providing a zoom lens system having a high zoom ratio, a small diameter of the first lens group, capable of being effectively retracted upon retracting the lens barrel. The system includes, in order from an object, a first lens group having positive refractive power... | 07/31/2007 |
| 7236305 | Zoom lens and image pickup apparatus having the same A zoom lens in which a precise focus detection signal can be detected while a user can observe an image to be shoot without being affected by insertion/removal of an extender lens into an optical axis. A relay lens unit stationary during zooming includes lens unit L... | 06/26/2007 |
| 7218444 | Dual-band, dual-focal-length, relayed refractive imager An imaging device includes a refractive imager lying in an optical path, and optionally a telescope that directs the optical path to the refractive imager. The refractive imager includes a first lens group that forms an intermediate image of a scene on the optical p... | 05/15/2007 |
| 7209294 | Imaging lens device and portable apparatus having imaging function An apparatus includes a body accommodating an imaging plane, and a lens device providing a light beam path and including lens units arranged along and coaxially with the path. The second lens unit next to the most outwardly located first lens unit is reciprocally ro... | 04/24/2007 |
| 7170689 | Front converter lens A converter lens includes a front unit and a rear unit disposed on an image side with respect to the front unit. The front unit has positive optical power and includes two positive lens elements. The two positive lens elements are spaced apart. The rear unit has neg... | 01/30/2007 |
| 7158311 | Interchangeable lens system A lens system is provided. The lens system includes a first lens system moveable between a first position removed from an optical axis and a second position on the optical axis. The first lens system includes a first lens element, an aperture stop, and a second lens... | 01/02/2007 |
| 7154683 | Five-element optical device An optical device with five air-spaced optical elements. An optical device in the form of an eyepiece is disclosed with a center negative lens and two outer positive lenses on each side of the intermediate negative lens. The eyepiece transmits light from an object t... | 12/26/2006 |
| 7133219 | Telescopic sighting device with variable exit pupil A sighting device includes a fixed-position objective lens group lying on an optical axis, an eyepiece lens group lying on the optical axis, and a variable-position objective lens group lying on the optical axis and positioned between the fixed-position objective le... | 11/07/2006 |
| 7116489 | Zoom lens and imaging device Disclosed are a zoom lens and an imaging device. The zoom lens has a first lens group with positive refractive power, a second lens group with negative refractive power, a third lens group with positive refractive power, a fourth lens group with positive refractive ... | 10/03/2006 |
| 7064902 | Zoom lens, camera, and mobile information terminal A first group optical system having a positive refracting power, a second group optical system having a negative refracting power, and a third group optical system having a positive refracting power are sequentially arranged from an object side toward an image side.... | 06/20/2006 |
| 7057647 | Dual-mode camera system for day/night or variable zoom operation A dual camera system uses a single lens and no moving parts in the optical path. A single lens directs a desired scene to a partially reflective beamsplitting mirror, thence to a pair of image sensors. For day/night operation, one sensor may be optimized for nightti... | 06/06/2006 |
| 7057827 | Zoom lens and pickup system A zoom lens includes first to fourth lens units arranged in order from an object, respectively. The first lens unit is fixed during power-varying and has positive optical power. The second lens unit is movable during power-varying. The third lens unit is movable so ... | 06/06/2006 |
| 6989942 | Zoom lens and photographing apparatus having the same A zoom lens includes, in order from an object side to an image side, a first lens unit of positive refractive power, a second lens unit of negative refractive power arranged to move during variation of magnification, a third lens unit arranged to compensate for shif... | 01/24/2006 |
| 6922285 | Optical system for photographing stereoscopic image, and stereoscopic image photographing apparatus having the optical system A stereoscopic image photographing optical system includes a pair of front optical components of negative refractive power, a combining optical element for superposing respective optical axes of the pair of front optical components on each other, a rear optical comp... | 07/26/2005 |
| 6160668 | Optical systems A switchable dual field of view objective system 20 comprises a front lens A and a rear lens C with an intermediate lens B switchable between in-use and out-of-use positions. Lens A is positively powered and lens C is negatively or positively powered but ... | 12/12/2000 |
| 6124981 | Attachment lens having diffraction surface An attachment lens satisfactorily corrects aberrations by using a diffraction surface. The attachment lens is installed on an image surface side of a master lens unit (M) serving as a photographic optical system, and it extends a focal length of the maste... | 09/26/2000 |
| 6104546 | Athermalized focal length extender for a zoom lens having a split rear image-forming group An extender lens group removably incorporated in a zoom lens equipped with a temperature compensating feature for increasing the prim-lens focal length to achieve increased magnification is comprised of a front extender lens sub-group including four lens ... | 08/15/2000 |
| 6004486 | Photochromic spiroxazines with asymmetric monocyclic substituent, compositions and articles containing them The invention concerns photochromic compounds with the following Formula: ##STR1## in which: R1 is a asymmetric aliphatic monocyclic group with the Formula, ##STR2## where l=1-12, and R9 is H or an alkyl, alkoxy, dialkylami... | 12/21/1999 |
| 5861987 | Stereoscopic-vision endoscope offering a large angle of introversion and a necessary and sufficient sense of three-dimensionality A stereoscopic-vision endoscope of the present invention comprises a tubular elongated insertional part, an objective optical system situated in the insertional part, a relay optical system situated in the insertional part for transmitting an object image... | 01/19/1999 |
| 5808063 | Photochromic spiro(indoline) fluoranthenoxazine compounds Described are novel photochromic spiro(indoline) fluoranthenoxazine compounds having certain substituents on the 1 and 3 positions of the indoline portion of the compounds and which may be represented by the following graphic formula: ##STR1## A... | 09/15/1998 |
| 5781347 | Optical device An optical device including a lens located between a first port and a second port, and a photodetector having a photodetecting surface located in the vicinity of the second port. The first port and the second port have a first aperture and a second apertu... | 07/14/1998 |
| 5745298 | Zoom lens system A zoom lens system includes first to fifth lens groups arranged in this order from the object side. The first, third and fifth lens groups are fixed. The second lens group is moved in the direction of the optical axis of the zoom lens system when zooming ... | 04/28/1998 |
| 5668666 | Zoom lens with an anamorphic converter The present invention provides an zoom lens with an anamorphic converter that is small, light weight, has high precision, and also high performance. The zoom lens includes, in order from the object side, a first lens group with positive refractive power, ... | 09/16/1997 |
| 5589976 | Telescope with rear converter and rear conversion lens and telescope A telescope includes a master telescope whose aberration has been independently corrected and which has an objective lens and an ocular lens. A rear conversion lens is provided on the image side of the objective lens of the master telescope and is made of... | 12/31/1996 |
| 5513042 | Lens system with master lens system and conversion lens A lens system includes a master lens system and a conversion lens system. The master lens system has a first lens, a second lens, a third lens, and a fourth lens, which are sequentially arranged from an object side of the lens system to an image side ther... | 04/30/1996 |
| 5495367 | Vari-focal viewfinder optical system A vari-focal viewfinder optical system which comprises an objective lens system for forming an image of an object to be photographed, reflecting members for erecting the image formed by the objective lens system, an eyepiece lens component for allowing ob... | 02/27/1996 |
| 5481404 | Zoom lens having super wide angle A zoom lens having a super wide angle has a first lens group having positive refracting power and arranged on an object side of the zoom lens; a second lens group having negative refracting power and arranged on an image side of the zoom lens; and a conve... | 01/02/1996 |
| 5452133 | Variator optical system An afocal optical module simulator (aoms) for use in conjunction with one or two other optical modules to simulate an afocal variator optical system. The aoms is comprised of an optical module having a front and a rear end, and includes a movable negative... | 09/19/1995 |
| 5408361 | Focal length transitional method, auxiliary lens for transiting focal lengths, and lens system and finder having focal length transitional function A varifocal lens system is constructed by two or more lens groups and has a function for changing a focal length of the lens system by changing a distance between the lens groups while the position of an image face is constantly held. An auxiliary lens co... | 04/18/1995 |
| 5329400 | Focal length changeable lens A focal length changeable lens system for use with an on-chip micro-lens equipped solid-state imaging device, whose exit pupil is located at a long distance and whose focal length is changeable between a long focal length and a short focal length. The len... | 07/12/1994 |
| 5229880 | Three field of view refractive afocal telescope An infrared refractive reimaging afocal telescope (10) has an objective lens group (12), an eyepiece lens group (14), and a switching lens group (16). The system (10) provides a plurality of magnification modes in a compact arrangement. The system (10) ut... | 07/20/1993 |
| 5103342 | Apochromatic lens system An apochromatic lens system is corrected for chromatic aberration at three wavelengths. The apochromatic lens system includes a plane glass and a plane lens which are interchangeable with each other. When the plane glass is disposed on the optical axis of... | 04/07/1992 |
| 5097360 | Zoom lens capable of changing a range of variable focal length A zoom lens capable of changing the range of variable focal length to another limit, comprising, from front to rear, a zoom section including a variator and a compensator arranged upon zooming movement to vary the focal length in a predetermined range, a ... | 03/17/1992 |
| 5013142 | Bifocal optical system The bifocal optical system is formed in the long focal length mode by an objective having fixed lenses L1, L2, L3, L4 to which, for obtaining the short focal length, a group of movable lenses L5, L6, L7, L8 is added. The lenses L5, L6, L7 and L8 are accom... | 05/07/1991 |
| 4988173 | Modular afocal variator optical focusing system A modular optical system is provided in which a central element which carries an afocal variator optical system is provided, and to which central element both a front optical system and a rear optical system can be substantially permanently connected in o... | 01/29/1991 |
| 4715692 | Varifocal type finder In the disclosed finder, an auxiliary lens for changing the magnification power is inserted into the space between an objective lens and an eyepiece. The size of the viewfield frame is simultaneously changed to maintain a constant percentage of the viewfi... | 12/29/1987 |
| 4708442 | Varifocal lens system A varifocal lens system equipped with an auxiliary lens group comprising a master lens system consisting of a front lens group having positive refractive power and a rear lens group having negative refractive power, and an auxiliary lens group arranged in... | 11/24/1987 |
| 4668054 | Vari-focal photographic lens system of lens group exchange type A vari-focal photographic lens system of lens group exchange type comprising, in the order from the object side, a first lens unit having positive refractive power, a second lens unit having negative refractive power, and a third lens unit having negative... | 05/26/1987 |
