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Konica Minolta Opto, Inc. Patents
Assignee:
Konica Minolta Opto, Inc.
Address:
Hachioji-shi, JP
No. of patents:
518
Patents:


1 2 3 4 5 6 7 8 9 10 11










Patent Number Title Of Patent Date Issued
7660046 Lens barrel and image pickup device February 9, 2010
A lens barrel, includes: an image pickup optical system comprising a plurality of lens groups; a plurality of barrel members which house the image pickup optical system therein; and a drive source which moves at least two lens groups in the image pickup optical system in a direction
7656774 Objective lens, optical head, and optical pickup apparatus February 2, 2010
An objective lens for at least one of recording and reproducing for an optical information recording medium includes in the order from a light source side: a first lens group having negative refracting power, which is in a meniscus shape having a concave surface facing the light source
7656773 Objective lens unit and optical pickup device February 2, 2010
An objective lens unit for an optical pickup device which is composed of a first optical element including a first element body positioned on an optical information recording medium side and a first annular portion formed on the outer periphery of the first element body, and further
7656770 Optical pickup apparatus, objective optical element and optical information recording reproducin February 2, 2010
An optical pickup apparatus according to the present invention includes: a first light source for emitting a first light flux; a second light source for emitting a second light flux; a third light source for emitting a third light flux; and an objective optical element. The objective opt
7656452 Imaging device, portable terminal using the same, and image device producing method February 2, 2010
This invention relates to dust-proof, moisture-proof structures of the image pickup devices mounted in small-size thin types of electronic apparatus. More specifically, an image pickup device of this invention includes an image pickup element, a mounting base having a formed leg sect
7652830 Lens barrel and photographing apparatus January 26, 2010
A lens barrel is provided with: a first movable frame and a second movable frame of a plurality of movable frames that are coaxially disposed to be movable back and forth to a stationary main frame and are inserted telescopically into the stationary frame; and two U-shaped support and
7652829 Lens barrel and image pickup apparatus January 26, 2010
In a lens barrel having an image pickup optical system including a first lens frame held movably in the optical axis direction for holding at least one lens and a second lens frame held movably in the optical axis direction for holding at least one lens, the first lens frame has a mo
7652823 Non-polarizing beam splitter January 26, 2010
A non-polarizing beam splitter has a first prism; one or more ground layer(s) made of a dielectric material which is (are) formed on a slant face of the first right angle prism; an Au layer having thickness of 13 to 35 nm which is formed on the ground layer; one or more protective la
7649035 Thermoplastic composite material and optical element January 19, 2010
A thermoplastic composite material comprising: (i) a thermoplastic resin comprising an organic polymer; and (ii) particles having an average diameter of 1-30 nm dispersed in the thermoplastic resin, wherein the particles contain two or more kinds of inorganic particles having differe
7646696 Objective optical element and optical pickup apparatus January 12, 2010
An objective optical element for use in an optical pickup apparatus, includes two or more optical elements having a first surface having a first phase difference providing structure and a second surface having a second phase difference providing structure, wherein each of the first a
7646553 Imaging optical system January 12, 2010
An imaging optical system, which is designed in a small size with low manufacturing costs, aberrations such as chromatic aberration of the imaging optical system being appropriately corrected, is provided. The imaging optical system comprises a first lens having positive power, a sec
7641837 Production method of rolled optical film having coating layer, rolled optical film, polarizing p January 5, 2010
A method for producing a roll film provided with a coat layer comprising the steps of: (i) producing a roll film; (ii) applying a first embossing treatment along a longitudinal direction of the roll film on a part of a lateral direction of the roll film; (iii) applying a coat layer on th
7636291 Optical pickup apparatus December 22, 2009
The present invention provides an optical pickup apparatus including a first light source, a second light source, a third light source, and a light-converging optical system including an objective lens. The objective lens includes at least one optical surface with a diffractive struc
7636211 Lens unit December 22, 2009
A lens unit, despite its having a lens driving device that drives a lens and an optical path control device that controls an optical path, providing stable lens drive and reduction in size. The lens unit (1) includes a lens holder (4) for holding the lens (3); the lens driving device
7635506 Stretched cellulose ester film, hard coat film, antireflective film, and optical compensation fi December 22, 2009
In a stretched cellulose ester film containing a plasticizer, the plasticizer includes at least an aromatic terminal ester type plasticizer expressed by the following general formula (1): and stretched cellulose ester film includes a cellulose ester having a total acyl substitution d
7635228 Lens barrel, camera equipped with the lens barrel and method of assembling the lens barrel December 22, 2009
A lens barrel including a first moving lens group for advancing light of a subject onto an image plane, a second moving lens group for advancing light of the subject onto the image plane, a shaft section for guiding the first moving lens group and the second moving lens group in a di
7633686 Zoom optical system, image sensing device, and digital apparatus December 15, 2009
A zoom optical system includes first through fourth lens groups having negative-positive-negative-positive optical powers. Assuming that a curvature radius of an object-side lens surface of a negative lens element in the first lens group is r1, a curvature radius of an image-side len
7630139 Zoom lens, image pickup apparatus and digital equipment December 8, 2009
A zoom lens includes, in order from an object side thereof: a first lens group having a negative optical power and comprising a reflection optical element; a second lens group having a positive optical power; a third lens group having a negative optical power; a fourth lens group having
7630112 Image display apparatus December 8, 2009
An image display apparatus includes first and second actuators that cause a mirror (movable part) to oscillate about first and second axes intersecting with each other. The first actuator is driven based on a drive signal having a frequency component around a resonant frequency relev
7623434 Objective lens, optical pickup apparatus and optical disc driving apparatus November 24, 2009
An objective optical lens for use in an optical pickup apparatus, includes: an optical surface divided into at least two areas including: a central area including a first diffractive structure; and a peripheral area including a second diffractive structure, the objective lens is a si
7616391 Multifunctional optical device November 10, 2009
There is provided optical devices capable of performing aberration corrections with high accuracy for light rays having plural wavelengths with a simple structure without involving a cost increase.An optical device 1 includes an actuator 8 for driving an optical member 40 in the dire
7613389 Image taking apparatus and assembling method thereof November 3, 2009
The image taking lens has the minimum effective diameter lens whose effective diameter is minimum, and the maximum effective diameter lens whose effective diameter is maximum on the most image side, and in the space generated in the minimum effective diameter lens periphery by the di
7613096 Converging optical element and optical pickup apparatus November 3, 2009
A converging optical element for use in an optical pickup apparatus reproducing and/or recording information on a first optical disc using a first light flux with a wavelength .lamda.1 emitted by a first light source, reproducing and/or recording information on a second optical disc
7612951 Projection lens unit November 3, 2009
A projection lens system 1A enlarges and projects onto a screen 8, via a plurality of lenses G1 to G16, image light emitted from, a light source 4 and modulated by DMDs 3r to 3b. A movable lens barrel 25 holds the lens G16, having positive power, which is positioned closest to the DMDs 3
7612323 Optical element for condensing incident light November 3, 2009
To obtain an optical element for generating near-field light which can accurately detect positions of a plurality of minute structures formed on a metallic thin film provided to a condensing surface, and a method of adjusting an optical spot position of the optical element. The metallic
7611297 Imaging device November 3, 2009
An imaging device wherein a camera module is controlled based on a personality file for module (individual control data) which is retrieved from a camera module and is peculiar to the camera module and on a personality file for sensor (type-dependent control data) relating to the typ
7609313 Image pick-up lens, image pick-up unit and mobile terminal October 27, 2009
An image pick-up lens for forming an image of an object on a solid image pick-up element having a rectangular effective pixel area, has a first lens; a second lens; a third lens; and a diaphragm having an aperture. The following conditional expressions are satisfied: 15.degree.<IA
7602679 Optical lens and information recording and reproducing device October 13, 2009
An optical lens to be arranged in an optical information recording and/or reproducing apparatus includes at least one lens main body; an antireflective film arranged on a first lens surface which has the largest surface angle on an outer peripheral portion in an effective radius of l
7602560 Image pickup lens, image pickup apparatus and mobile terminal October 13, 2009
The present invention provides an image pickup lens for forming an image of an object on a photoelectrical converter of a solid-state image pickup element. The image pickup lens includes: an aperture stop; a first lens having a positive refractive power and having a meniscus shape whose
7599119 Antireflection coating, optical element, and optical transceiver module October 6, 2009
An antireflection coating provided on an optical element which passes through at least two wavelengths of light in the wavelength range of 1300-1600 nm, wherein the antireflection coating comprises: a high refractive index layer; a low refractive index layer having a refractive index
7598025 Hologram silver halide photographic material, hologram and method for producing the same October 6, 2009
The present invention is characterized to provide a hologram silver halide photographic material having high sensitivity and diffraction efficiency, providing an excellent image and having less color residue and noise in a transparent part, a hologram, a method for producing the same.In
7593307 Objective optical system for optical pickup apparatus, optical pickup apparatus, driving apparat September 22, 2009
An objective lens system for an optical pickup apparatus, includes in order from an object side: a first lens group having negative paraxial power P.sub.1 (mm.sup.-1); and a second lens group having positive paraxial power P.sub.2 (mm.sup.-1) for converging a light flux emitted from
7593165 Zoom lens and image sensing apparatus September 22, 2009
A zoom lens for forming an optical image of an object on a sensing surface of an image sensor at a variable magnification has first, second, third, fourth and fifth lens groups with positive-negative-positive-negative-positive zoom arrangement. Between the second lens group and the f
7593164 Zoom lens system and image-sensing apparatus having image shake correcting capability September 22, 2009
A zoom lens system having an image shake correcting capability has, from the object side to the image side: a first lens group having a positive optical power, a second lens group having a negative optical power, a third lens group having a positive optical power, a fourth lens group
7589907 Zoom lens system, image pickup device and digital device September 15, 2009
A zoom lens system includes, in order from an object side: a first lens group having a negative optical power, a second lens group having a negative optical power, and, a third lens group having a positive optical power. The position of the first lens group is fixed during zooming, and
7586827 Optical pickup apparatus September 8, 2009
An optical pickup apparatus has a semiconductor laser source which emits a laser beam in a wavelength band of 405 nm having an elliptic light intensity distribution; a beam shaping element which shapes the light intensity distribution of the laser beam; a polarizing beam splitter hav
7579751 Optical member driving device August 25, 2009
An optical member driving device having a movable member formed integrally with a frame member holding an optical member, without requiring a reinforcement of any abutting regions on the driving friction member is comprising a driving friction member capable of a reciprocation in an
7576475 Actuator device and method of manufacturing the same August 18, 2009
An actuator device which is made as a laminated structure including a displacement-functioning layer having a region to be deformed by the electric field and an electrode-functioning layer having a region to function as an electrode. And an manufacturing method in which the above-men
7573648 Zoom lens August 11, 2009
In this invention, to provide a compact zoom lens having a small number of optical element groups to be driven and a simple moving mechanism, at least one of a plurality of optical element groups arranged in the lens system includes a refractive power variable element of a transmission
7570547 Objective lens unit and optical pickup device August 4, 2009
An objective lens unit, includes: an objective lens for irradiating and converging laser light on an optical disc as an a light information recording medium; and a lens frame for retaining the objective lens, wherein the lens frame is structured so that at least a portion closer to a
7569259 Plasticizer, cellulose ester film, polarizing plate, and liquid crystal display August 4, 2009
A plasticizer comprising an ester compound produced by a condensation reaction of an organic acid represented by Formula (1) with a polyhydric alcohol having at least 3 hydroxyl groups in the molecule, ##STR00001##
7567389 Zoom lens, image pickup apparatus and digital equipment July 28, 2009
A zoom lens includes a first lens group having a negative optical power and including a reflection optical element; a second lens group having a positive optical power; a third lens group having a negative optical power; a fourth lens group having a positive optical power; and, a fifth
7567012 Drive unit July 28, 2009
A drive unit being characterized in that a movable object can be prevented from being tilted when the movable object is stopped using a restricting member. The drive unit comprises a piezoelectric element, a rod provided at an end of the piezoelectric element, a movable object frictional
7566673 Glass substrate for an information recording medium and information recording medium employing i July 28, 2009
A chemically strengthened glass substrate for use as the substrate of an information recording medium such as a magnetic disk, magneto-optical disk, DVD, or MD, wherein a strengthened formed by chemical strengthening exists on the outer edge surface and on the inner edge surface but
7564764 Optical element, optical pickup device and optical information recording and reproducing apparat July 21, 2009
An optical element for use in an optical pickup device to conduct reproducing and/or recording information for a first disk including a protective substrate by the use of a first light flux emitted from a first light source and to conduct reproducing and/or recording information for
7564168 Driving device July 21, 2009
A driving device includes an electromechanical transducer that is extended and contracted by application of voltage, and a support member that slidably supports a movable body and that is displaced together with the electromechanical transducer to which the support member is connected,
7561202 Image device with lens adjustment for various environmental conditions July 14, 2009
A digital camera 100 including a lens unit 1a, and a first actuator 71 and a second actuator 72, which deform by being supplied with electric power, thereby moving the lens unit. The digital camera 100 includes a ROM 12 which stores stop position data in which the operation amount of the
7559708 Optical unit and imaging apparatus July 14, 2009
Provided is a compact thin type optical unit provided also with a housing 2 having an mounting surface 31 for mounting an imaging device 18 on, an optical system driving device 5 for driving the optical system 3, a light quantity control member 16 for controlling a light quantity project
7558180 Light source apparatus provided with beam shaping element and optical pick-up apparatus having t July 7, 2009
The present invention has a beam shaping element for converting the light source 11 into a light flux whose emitting angle is almost equal and for projecting it, and a generation amount of the astigmatism generated by the temperature change is suppressed by a linear expansion of the beam
7554736 Objective lens and optical pickup apparatus June 30, 2009
An objective lens for converging a monochromatic light flux having a specific wavelength in a range of 350 to 450 nm on an optical information recording medium while the objective lens is placed facing the optical information recording medium, the objective lens containing a lens body
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