Matches 51 - 100 out of 367 < 1 2 3 4 5 6 7 8 >
Match Document Document Title
6950245 Optical system, and optical apparatus  
The invention relates to an optical system or apparatus such as a lens system capable of focus control and a variable-focus lens, which has reduced power consumptions, ensures noiseless operation...
6937395 Panoramic viewing device  
A panoramic viewing apparatus has an imaging system that is arranged in a housing provided with a rotary drive. The imaging system has a lens system by means of which the images of the objects are...
6917470 Optical apparatus  
This invention relates to an optical apparatus for observation which is provided with drive control means for driving a variable angle prism on the basis of an output signal from vibration...
6909545 Binocular vibration correcting device and binocular optical instrument  
Binocular vibration correcting device comprises left and right vibration-correcting optical systems that correct images by being driven in the yaw and pitch directions in accordance with vibration....
6891680 Zoom lens system  
The object is to provide an afocal zoom lens system with the f-number of about 4 or less capable of performing vibration reduction correction. The system includes, in order from an object, a first...
6880937 Projection optical system and image projection apparatus  
In a projection optical system projecting an image displayed on a predetermined play surface onto a predetermined projection surface, two decentering lens units movable in directions vertical to...
6836364 Beam steering and scanning device  
A beam steerer/scanner ( 50 ) includes a dynamically balanced bi-index rotating element ( 52 ). The element is comprised of a pair ( 52 A, 52 B) of transparent hemispheres which are of the same...
6807007 Image-blur correcting viewing-optical system  
An image-blur correcting viewing-optical system includes an objective optical system, an image-erecting optical system and an eyepiece optical system. The objective optical system includes a front...
6795247 Optical instrument for observation  
An optical instrument for observation includes, in order from the object side, an objective lens system having positive refractive power, an erecting optical system, and an ocular lens system...
6788464 Zoom lens and optical apparatus using the same  
A zoom lens includes, in order from an object side, a first lens unit of positive refractive power, a second lens unit of negative refractive power, a third lens unit of positive refractive power,...
6785048 Rear-projection screen and rear-projection image display  
A rear-projection screen 3 , including at least a lenticular lens sheet 32 and a Fresnel lens sheet 31 , is configured so that the lenticular lens sheet 32 contains, in a base material...
6781755 Viewing optical system with an image-blur correcting optical system  
A viewing optical system includes an objective optical system and an eyepiece optical system. The objective optical system includes a positive first meniscus lens element having the convex surface...
6768587 Tremble correcting device and optical device provided with tremble correcting function  
A first frame holds a second frame which holds two correction lenses. Two guide pins, fixed on the first frame, pierce through two guide holes extending in a lengthwise direction. A first actuator...
6741392 System for stabilizing images viewed through a pair of binoculars  
A stabilizer for an optical instrument, such as a pair of binoculars, including: a forehead mount and an adjustable mechanism for connecting the forehead mount to the optical instrument. The...
6728033 Image stabilizing optical lens device with decentering of lens sub-unit  
An image stabilizing optical lens device including, in order from an object side to an image side of the image stabilizing optical lens device, a first lens unit having positive refractive power, a...
6718131 Vibration preventing device and blur correcting device  
A blur correcting device comprises: a blur correction optical system that corrects an image blur by moving along a direction extending substantially perpendicular to an optical axis; a movable...
6714356 Optical device provided with tremble correcting function  
In binoculars provided with a tremble preventing function, correction lenses are held by a lateral-direction driving frame which is supported in an opening portion of a lengthwise-direction driving...
6650475 Variable power optical system and image pick-up apparatus having the same  
A variable power optical system includes, from an object in order, a first lens group having a positive refracting power and consisting of a positive singlet lens or the combination of one positive...
6646804 Zoom lens system and optical apparatus using the same  
There are provided a zoom lens system including, in order from an object side, a front lens component including a plurality of lens unit for zooming and focusing, and a rear lens component for...
6646803 Zoom lens having an image stabilizing function  
A zoom lens is disclosed comprising, from front to rear, a first lens unit of positive refractive power, a second lens unit of negative refractive power, a third lens unit of positive refractive...
6618198 Variable magnification optical system and optical apparatus having image stabilizing function  
A variable magnification optical system having an image stabilizing function includes, in order from an object side, a first lens unit of negative refractive power, a second lens unit of positive...
6618197 Image stabilizing system  
An image stabilizing optical objective lens system comprising, in the order from the side of the system closest to an object, a first lens unit having a positive refractive power, a second lens...
6606194 Variable magnification optical system having image stabilizing function  
A variable magnification optical system having an image stabilizing function includes, in order from an object side to an image side, a fixed first lens unit of positive refractive power, a second...
6587271 Imaging lens  
An imaging lens, is formed of, in order from the object side, a zoom section for focusing and zooming, and a master section for imaging and vibration control. The master section is formed of, in...
6587270 Shake correcting apparatus  
A shake correcting apparatus including a bottom board, a supporting frame for supporting a correction system, and an electromagnetic driving system formed of a coil unit and a permanent magnet,...
6563644 Front tele-converter, and front tele-converter having vibration-reduction function  
To provide a front tele-converter that may cause less aberrations and has a superior imaging quality though it has a high magnification, disclosed is a front tele-converter TC having an afocal...
6563643 Zoom lens having an image stabilizing function  
A zoom lens is disclosed comprising, from front to rear, a first lens unit of positive refractive power, a second lens unit of negative refractive power, a third lens unit of positive refractive...
6563642 Observation optical system and optical apparatus having the same  
An observation optical system includes, in order from an object side, an objective lens having a first lens unit of positive refractive power, a second lens unit of negative refractive power and a...
6560016 Zoom lens and photographing apparatus using 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...
6549337 Binoculars having objectives spaced apart at a fixed distance and adjustable eyepieces  
Binoculars have a pair of objective units for forming an image separated with a fixed spacing, a pair of erecting prism units for transforming the image received from the pair of objective units to...
6545806 Binoculars  
Binoculars includes a pair of objective optical units, a pair of eyepiece lens units for observing an image formed by the pair of the objective optical units, a pair of corrective optical units,...
6515799 Image stabilizing apparatus  
In an image stabilizing apparatus in which an actuator for a pivoting gimbal suspension is controlled by a feedback loop, the gain of feedback loop based on the angular position is enhanced when...
6512633 Optical system for compensation of image shake  
An optical system has the first, second, and third lens units from an object side. The first and third lens units have positive refractive powers. The second lens unit has a negative refractive...
6493142 Zoom lens and photographing apparatus having it  
A zoom lens includes the following lens units in the order named from the object side a first lens unit of a positive optical power, which has a first lens subunit, a second lens subunit, and a...
6473231 Variable magnification optical system having image stabilizing function  
A variable magnification optical system having an image stabilizing function includes, in order from an object side to an image side, a fixed first lens unit of positive refractive power, a second...
6466370 Image shake preventing mechanism and optical device provided with the mechanism  
An image deviation correcting device and an optical apparatus having such a device. The device includes: a driven part to be driven so as to correct an image deviation; a holder for holding the...
6462885 Zoom lens and photographing apparatus having the same  
A zoom lens includes a first lens unit with a positive refractive power, a second lens unit with a negative refractive power, a third lens unit with a positive refractive power, and a fourth lens...
6429971 Focusing method for a decentered optical system  
A focusing method for a decentered optical system including a decentered lens element has translationally moving and inclining at least one lens element for different object distances, in such a...
6424465 Front tele-converter, and front tele-converter having vibration-reduction function  
To provide a front tele-converter that may cause less aberrations and has a superior imaging quality though it has a high magnification, disclosed is a front tele-converter TC having an afocal...
6414793 Image stabilizing apparatus  
In an image stabilizing apparatus in which an actuator for pivoting a gimbal suspension is driven under PWM control by way of a driving circuit, the pulse width of waveform outputted from a CPU to...
6397008 Driving system with elastically supporting units  
A driving mechanism for holding and shifting a part to be driven. The mechanism has at least three carrying elements for carrying the part elastically by exerting force upon the part in directions...
6392816 Variable magnification optical system and optical apparatus having the same  
A variable magnification optical system 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, a...
6392804 Image-blur correcting viewing-optical system  
An image-blur correcting viewing-optical system including an objective optical system, an image-erecting optical system and an eyepiece optical system. The objective optical system includes an...
6384976 Image stabilizing apparatus  
In an image stabilizing apparatus in which an actuator for a pivoting gimbal suspension is controlled by a feedback loop, the gain of feedback loop based on the angular position is enhanced when...
6384975 Image stabilizing optical lens device with decentering of lens sub-unit  
An image stabilizing optical lens device including, in order from an object side to an image side of the image stabilizing optical lens device, a first lens unit having positive refractive power, a...
6377399 Image stabilizing optical system  
An image stabilizing optical system having both a simple configuration and high optical performance can be used as an optical system for observation such as a telescope or a binocular. The image...
6369946 Image stabilizing apparatus  
In an image stabilizing apparatus in which inner and outer gimbals are pivoted about two pivotal axes so as to fix an erect prism with respect to an inertial system, a torsion coil spring 240 is...
6341028 Jitter mechanism for a real time fingerprint sensor and verification system  
A real time fingerprint verification system includes a recording device and a verification device each having a fingerprint scanner for generating a flat, dimensionally undistorted, high contrast,...
6320698 Zoom lens with vibration reduction function  
A zoom lens includes in the following order from the object side, a first lens group having a negative refracting power, a second lens group having a positive refracting power, a third lens group...
6307678 Image shake correction device for optical apparatus and optical apparatus having image shake correction device  
An image shake correction device for correcting image shake on the focal plane of an optical apparatus due to vibration of the optical apparatus such as a camera. A correction optical element is...
Matches 51 - 100 out of 367 < 1 2 3 4 5 6 7 8 >