Matches 201 - 250 out of 276 < 1 2 3 4 5 6 >


Match Document Document Title
US20170038566 OPTICAL SYSTEM, IMAGING DEVICE, AND METHOD FOR MANUFACTURING THE OPTICAL SYSTEM  
In an optical system (ZL) capable of imaging in a plurality of object side media (for instance, air and water) whose refractive indexes are different from each other, the optical system is...
US20170031140 VARIABLE MAGNIFICATION OPTICAL SYSTEM AND IMAGING APPARATUS  
A variable magnification optical system includes, in order from the object side: a positive first lens group; a negative second lens group; a positive third lens group; a negative fourth lens...
US20170031137 IMAGING LENS ASSEMBLY  
An imaging lens assembly is provided in the present disclosure. The imaging lens assembly includes a front fixing unit with a first lens, a triangular prism, a magnification unit with a second...
US20170003486 ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING THE SAME  
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...
US20170003481 ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING THE SAME  
In a zoom lens including 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...
US20170003480 ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING THE SAME  
In a zoom lens including, 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...
US20160363746 PROJECTION OPTICAL SYSTEM AND PROJECTOR  
To provide a projection optical system that can cover a wide range of magnification changes with a focus lens group in which the number of constituted lenses is decreased, and a projector...
US20160349505 ZOOM LENS AND IMAGE PICKUP APPARATUS USING THE SAME  
A zoom lens includes a first lens unit having a negative refractive power, a second lens unit having a positive refractive power, and a third lens unit having a negative refractive power. At the...
US20160327774 ZOOM LENS SYSTEM  
A zoom lens system includes a positive first lens group, a negative second lens group, a third lens group including at least one positive lens element or one negative lens element, a positive...
US20160313543 OPTICAL SYSTEM AND IMAGING APPARATUS INCLUDING THE SAME  
An optical system includes, in order from an object side toward an image side, a first lens unit having positive refractive power, and a second lens unit having negative refractive power. A...
US20160306268 PROJECTION OPTICAL SYSTEM  
The 1-2nd lens group is divided into three lens groups which move when focusing is performed during the magnification change. Even in a case in which the second optical group is formed of one...
US20160306148 LENS SYSTEM AND IMAGE PICKUP DEVICE EQUIPPED WITH THE SAME  
A lens system, from an object side to an image side in the following order, includes; an object-side lens group that is disposed closest to the object side and having positive refractive power; a...
US20160306136 ZOOM/FOCUS DEVICE AND ZOOM LENS  
A zoom/focus apparatus and corresponding zoom lens assembly are provided. The zoom/focus apparatus may include a first focus lens barrel (101), a first zoom lens barrel (102), a first ultrasonic...
US20160299415 PROJECTION OPTICAL SYSTEM  
In a 1-2nd lens group, a reduction-side fixed lens group (first fixed lens group) as a fixed group is disposed on the outermost reduction side, an enlargement-side fixed lens group (second fixed...
US20160299324 ZOOM LENS AND IMAGE CAPTURING APPARATUS  
There is provided a zoom lens including first and second lens groups independently movable in an optical axis direction in an optical system. Before and after switching between two modes different...
US20160299323 ZOOM LENS SYSTEM  
A zoom lens system including, in order from an object side to an image side, a first lens unit having a positive refractive power that does not move for zooming, a second lens unit having a...
US20160238825 PROJECTION OPTICAL SYSTEM  
In a 1-2nd lens group, an aspherical resin lens is disposed on the outermost enlargement side, an enlargement-side fixed lens group (second fixed lens group) as a fixed group is disposed, a moving...
US20160238822 PROJECTION OPTICAL SYSTEM  
A 1-2nd lens group includes two aspherical resin lenses, and thereby it is possible to perform effective correction in order to suppress aberration fluctuation to be reduced. At this time, a glass...
US20160231544 ZOOM LENS SYSTEM  
A zoom lens system includes a positive first lens group, a negative second lens group, a positive third lens group and a positive fourth lens group, in that order from the object side. Upon...
US20160223800 ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING THE SAME  
Provided is a zoom lens including a plurality of lens units, in which an interval between each pair of adjacent lens units is changed during zooming, the plurality of lens units include a lens...
US20160216497 PROJECTION OPTICAL SYSTEM  
The 1-2nd lens group is divided into three lens groups which move when focusing is performed during the magnification change. Even in a case in which the second optical group is formed of one...
US20160209632 ZOOM LENS SYSTEM, INTERCHANGEABLE LENS DEVICE, AND CAMERA SYSTEM  
A zoom lens system according to the present disclosure includes a plurality of lens groups each of which is made up of at least one lens element. The zoom lens system includes, in order from an...
US20160202458 ZOOM LENS SYSTEM, IMAGING DEVICE AND CAMERA  
A zoom lens system includes a first lens unit having positive optical power, a second lens unit having negative optical power, a third lens unit having positive optical power, a fourth lens unit...
US20160202457 Wide-Angle Zoom Lens and Image Pickup Apparatus  
A wide-angle zoom lens includes: a first lens group having a negative refractive power, a second lens group having positive refractive power, a third lens group having a negative refractive power...
US20160202453 ZOOM LENS AND CAMERA DEVICE INCORPORATING THE SAME  
Provided are: a zoom lens which exhibits a large variable-power ratio, an increased degree of freedom with respect to aberration correction, and which has been achieved having a sufficient...
US20160202448 ZOOM LENS BARREL AND OPTICAL APPARATUS USING THE SAME  
A zoom lens barrel comprises: a focus lens frame moves in an optical axis direction (inOAD) during zooming and focusing; a focus cam ring (FCR) rotates to move focus lens frame inOAD; a key member...
US20160187628 ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING THE SAME  
Provided is a zoom lens having a wide angle of field, a high zoom ratio, and high optical performance over the entire zoom range, and being small in size and lightweight. The zoom lens includes,...
US20160178877 ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING THE SAME  
Provided is a zoom lens, including, in order from an object side to an image side: a first lens unit to a fourth lens unit having negative, positive, negative, and negative refractive powers; and...
US20160178875 LENS SYSTEM, INTERCHANGEABLE LENS APPARATUS, AND CAMERA SYSTEM  
A lens system, an interchangeable lens apparatus, and a camera system each include a front group including a first focus lens group that moves with respect to an image surface in focusing from an...
US20160170189 ZOOM LENS, OPTICAL APPARATUS, AND METHOD FOR MANUFACTURING THE ZOOM LENS  
A zoom lens comprises, in order from an object side: a first lens group G1 having negative refractive power; a second lens group G2 having positive refractive power; a third lens group G3 having...
US20160154227 Zoom Lens and Imaging Apparatus  
The zoom lens is composed of: an object side lens group at least including, in order from an object side: a first lens group G1 having positive refractive power; and a second lens group G2 having...
US20160154226 ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING THE SAME  
Provided is a zoom lens, including, in order from an object side to an image side: first to fourth lens units respectively having positive, negative, positive and negative refractive powers; and a...
US20160154225 ZOOM LENS AND IMAGING APPARATUS  
A zoom lens includes, in order from the object side: a positive first lens group; a negative second lens group; a positive third lens group; a negative fourth lens group; and a positive fifth lens...
US20160154222 ZOOM LENS AND IMAGING APPARATUS  
A zoom lens is constituted by, in order from the object side: a positive first lens group; a negative second lens group; a positive third lens group; a negative fourth lens group; and a positive...
US20160147050 Zoom Lens and Lens Barrel and Image Pickup Apparatus Using the Same  
A zoom lens includes in order from an object side, a first lens unit having a negative refractive power, a second lens unit having a positive refractive power, and a third lens unit having a...
US20160139386 INNER FOCUS MACROLENS AND IMAGE PICKUP DEVICE USING THE SAME  
This disclosure is directed to an inner focus macrolens. The inner focus macrolens can include sequentially from an object side, a first lens unit, an aperture stop, a second lens unit having a...
US20160139384 IMAGING LENS AND IMAGING APPARATUS  
An imaging lens is constituted by, in order from the object side to the image side: a first lens group having a negative refractive power; a second lens group having a positive refractive power; a...
US20160124200 ZOOM LENS AND IMAGING APPARATUS  
A zoom lens includes sequentially from an object side a first lens group having a negative refractive power; a second lens group having a positive refractive power; a third lens group having a...
US20160124199 ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING THE ZOOM LENS  
A zoom lens include, from an object side: a positive first unit that does not move for zooming; a negative second unit that moves during zooming; a negative third unit that moves during zooming; a...
US20160116734 OPTICAL SYSTEM, IMAGE PICKUP APPARATUS, AND OPTICAL DEVICE  
An optical system includes an aperture stop, a unit A configured to move during a distortion adjustment, and a unit B disposed at an image side relative to the unit A and configured to move with a...
US20160116722 ZOOM LENS SYSTEM, IMAGING DEVICE AND CAMERA  
A zoom lens system includes a first lens unit, a second lens unit, a third lens unit, a fourth lens unit, a fifth lens unit, and a sixth lens unit. In zooming, at least the first lens unit, the...
US20160116721 Zoom Lens  
A zoom lens comprises a first lens unit G1 having a positive refractive power, a second lens unit G2 having a negative refractive power, a third lens unit G3 having a positive refractive power, a...
US20160112685 PROJECTION OPTICAL ASSEMBLY AND PROJECTOR DEVICE  
There is provided a projection optical system (1) that projects from a first image plane on a reducing side to a second image plane on an enlargement side, including a first refractive optical...
US20160109692 VARIABLE MAGNIFICATION OPTICAL SYSTEM, OPTICAL APPARATUS AND METHOD FOR MANUFACTURING VARIABLE MAGNIFICATION OPTICAL SYSTEM  
A variable power optical system (ZL) used for an optical apparatus, such as a camera (1), includes, in order from an object: a first lens group (G1) having positive refractive power; a second lens...
US20160097920 ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING THE SAME  
The maximum amount of movement DF1 of a first focus lens section during focusing, the maximum amount of movement DF2 of a second focus lens section during focusing, the focal length fLP of a lens...
US20160062096 ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING THE SAME  
Provided is a zoom lens, including, 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; and...
US20160062095 ZOOM LENS AND IMAGING APPARATUS  
A four-group or five-group zoom lens consists of, in order from the object side, a positive first group being fixed during magnification change, a negative second group being moved during...
US20160062094 ZOOM LENS AND IMAGING APPARATUS  
A zoom lens consists of, in order from the object side, a positive first lens group which is fixed relative to the image plane during magnification change, a negative second lens group which is...
US20160048007 Zoom Lens and Image Pickup Apparatus Using the Same  
A zoom lens having a plurality of lens units comprises in order from an object side, a first lens unit G1 having a positive refractive power, a second lens unit G2 having a negative refractive...
US20160033749 Zoom Lens and Image Pickup Apparatus Using the Same  
A zoom lens comprising in order from an object side, a first lens unit having a negative refractive power, a second lens unit having a negative refractive power, a lens unit having a positive...

Matches 201 - 250 out of 276 < 1 2 3 4 5 6 >