Matches 101 - 150 out of 369 < 1 2 3 4 5 6 7 8 >


Match Document Document Title
US20150247997 PROJECTION ZOOM LENS AND PROJECTION TYPE DISPLAY DEVICE  
The projection zoom lens essentially consists of a positive first lens group fixed while changing magnification and the second lens group through the fourth lens group which move while changing...
US20150234160 VARIABLE MAGNIFICATION OPTICAL SYSTEM, OPTICAL DEVICE, AND PRODUCTION METHOD FOR VARIABLE MAGNIFICATION OPTICAL SYSTEM  
Comprising, in order from an object side: a first lens group G1 having positive refractive power; a second lens group G2 having negative refractive power; a third lens group G3 having positive...
US20140267877 Zoom Lens and Image Pickup Apparatus Using the Same  
A zoom lens includes a first positive lens unit, a first negative lens unit, a stop, and a second positive lens unit, and at the time of zooming, the first positive lens unit is stationary, the...
US20130301141 TELEPHOTO ZOOM LENS SYSTEM AND PHOTOGRAPHING APPARATUS HAVING THE SAME  
A telephoto zoom lens system includes a first lens group having a positive focal length, a second lens group having a negative focal length, a third lens group having a positive or negative focal...
US20150168696 Zoom Lens and Imaging Apparatus  
An object of the present invention is to provide a low-cost, miniature, wide-angle high-zoom-ratio zoom lens that has high imaging performance, and an imaging apparatus equipped with the zoom...
US20140118839 ZOOM LENS AND IMAGE-PICKUP APPARATUS  
A zoom lens includes, in order from an object side to an image side, a first, a second, a third, a fourth, a fifth, a sixth and a seventh lens units respectively having positive, negative,...
US20130279018 ZOOM LENS SYSTEM  
A zoom lens system includes 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 group. Upon zooming from...
US20130169846 Zoom Lens and Image Pickup Apparatus Using the Same  
A zoom lens comprises in order from an object side, a first lens unit having a positive refractive power, and at the time of zooming from a wide angle end to a telephoto end, the first lens unit...
US20110080651 ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING THE SAME  
A zoom lens includes, in order from an object side, a positive first lens unit without moving for zooming, a negative second lens unit for magnification, a positive third lens unit for...
US20130222922 ZOOM LENS, IMAGING DEVICE, AND PORTABLE DIGITAL DEVICE  
A zoom lens includes, in order from an object side along an optical axis, a first lens group having a positive refractive power, a second lens group having a negative refractive power, a third...
US20130194484 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 positive refractive power, which does not move for zooming, the first lens unit including a lens unit...
US20120250163 ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING THE SAME  
A zoom lens includes, in order from an object side: a first lens unit having positive refractive power which does not move for varying magnification; a magnification-varying lens unit including at...
US20150241668 PROJECTION ZOOM LENS AND PROJECTION TYPE DISPLAY DEVICE  
A projection zoom lens is configured to have an intermediate group that essentially consists of two or three moving lens groups positioned between a first lens group and a final lens group, both...
US20130314800 PROJECTION ZOOM LENS AND PROJECTION DISPLAY APPARATUS  
A projection zoom lens having broad angle of view, high zoom ratio, and large back focus while aberrations are corrected satisfactorily, including a negative first lens group, a positive second...
US20090219619 ZOOM LENS SYSTEM, IMAGING APPARATUS, METHOD FOR ZOOMING, AND METHOD FOR VIBRATION REDUCTION  
Providing a high optical performance zoom lens system with realizing a high zoom ratio and compactness suitable for a highly integrated electronic imaging device. The system includes, in order...
US20150138401 ZOOM LENS AND IMAGE PICKUP APPARATUS HAVING THE SAME  
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, a fourth...
US20140153108 VARIABLE MAGNIFICATION OPTICAL SYSTEM AND IMAGING APPARATUS  
A variable-magnification optical-system substantially consists of a first-lens-group having positive-refractive-power, a second-lens-group having negative-refractive-power, a third-lens-group...
US20130113980 ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING THE SAME  
A zoom lens including, in order from object side to image side: a first positive lens unit which does not move for zooming; a second negative lens unit which moves during zooming; a third positive...
US20120262797 ZOOM LENS AND IMAGE PICKUP APPARATUS HAVING THE SAME  
A zoom lens includes an aperture stop and a plurality of lens units which are moved during zooming. The plurality of lens units includes, on an object side of the aperture stop, a lens unit Lp...
US20110299175 Zoom optical system, and imaging apparatus incorporating the same  
The invention provides a zoom optical system comprising at least three lens groups and designed to implement zooming by varying a separation between the respective lens groups. The zoom optical...
US20110205636 ZOOM LENS SYSTEM, OPTICAL APPARATUS AND METHOD FOR MANUFACTURING ZOOM LENS SYSTEM  
A zoom lens system includes, in order from an object side: a first lens group having positive refractive power; a second lens group having negative refractive power; a third lens group having...
US20110157717 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 positive first lens unit having two positive lenses and a negative lens; a negative second lens unit having...
US20110007396 Zoom lens and imaging apparatus  
A zoom lens includes, in order from an object side to an image side: a first lens group that has a positive refractive power and remains stationary in a direction of an optical axis; a second lens...
US20130242170 ZOOM LENS SYSTEM, IMAGING DEVICE AND CAMERA  
A zoom lens system, in order from an object side to an image side, comprising: a first lens unit having positive optical power; a second lens unit having negative optical power; a third lens unit...
US20130215518 ZOOM LENS  
A zoom lens includes sequentially from an object side, a first lens group having a positive refractive power, a second lens group having a negative refractive power, an aperture stop, a third lens...
US20150160433 ZOOM LENS AND ELECTRONIC APPARATUS HAVING THE SAME  
A zoom lens includes: a first lens group having a positive refractive power; a second lens group having a negative refractive power; a third lens group having a positive refractive power; a fourth...
US20130050535 ZOOM LENS AND IMAGING APPARATUS  
A zoom lens includes: a first lens group having positive power and fixed during zooming operation; a second lens group having negative power; a third lens group having positive power; a fourth...
US20120147253 Zoom lens and imaging device  
A zoom lens includes a first lens group with positive refracting power and normally located at a fixed position, a second lens group with negative refracting power and movable in an optical axis...
US20140049680 ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING THE SAME  
A zoom lens, including, in order from object side to image side: a positive first lens unit which does not move during zooming; a negative second lens unit for zooming; a positive third lens unit...
US20130242408 ZOOM LENS AND IMAGE PICKUP APPARATUS USING THE SAME  
A zoom lens includes first to fifth lens units arranged sequentially from object to image sides and having respective refractive powers. Compared to a wide-angle end, at a telephoto end, the...
US20110176224 ZOOM LENS, OPTICAL APPARATUS HAVING SAME, AND METHOD OF MANUFACTURING ZOOM LENS  
The present invention relates to a zoom lens which can shift images using a movable optical system so as to have components orthogonal to the optical axis, and can correct hand motion blur, and...
US20110026134 ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING THE SAME  
A zoom lens includes 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 rear...
US20150237242 ZOOM LENS SYSTEM, INTERCHANGEABLE LENS APPARATUS AND CAMERA SYSTEM  
A zoom lens system, in order from an object side to an image side, comprising: a first lens unit having positive optical power; a second lens unit having negative optical power; a third lens unit...
US20150234163 VARIABLE MAGNIFICATION OPTICAL SYSTEM, OPTICAL DEVICE, AND METHOD FOR MANUFACTURING VARIABLE MAGNIFICATION OPTICAL SYSTEM  
A variable magnification optical system includes, in order from an object side, a first lens group having positive refractive power; a second lens group having negative refractive power; and a...
US20150092279 ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING THE SAME  
Provided is a zoom lens, comprising, in order from an object side to an image side: first to fifth lens units having positive, negative, positive, positive, and negative refractive powers,...
US20130250435 ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING THE SAME  
A zoom lens includes, 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...
US20150029595 Mechanical Zoom Imaging Apparatus  
An imaging assembly for the viewing, imaging, and analysis of chemiluminescent or bioluminescent samples in gels or other substrates, in which an adjustable camera and lens module having a prime...
US20140078596 ZOOM LENS AND PHOTOGRAPHING APPARATUS HAVING THE SAME  
A zoom lens includes: a first lens group having a positive refractive power and including a plurality of lenses, a second lens group having a negative refractive power, a third lens group having a...
US20120268831 WIDE ANGLE ZOOM LENS  
Embodiments of a zoom lens system may comprise at least four lens groups having a NPNP power sequence. The first lens group may include a stationary lens element. The second through fourth lens...
US20110292520 ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING THE SAME  
A zoom lens includes a first variable refractive power element that changes a refractive power thereof in a positive direction by changing a shape of an interface between different media during...
US20150130969 ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING THE SAME  
A zoom lens includes in order from object side to image side: a positive first lens unit that does not move for zooming; a negative second lens unit that moves during zooming; and a positive N-th...
US20130271848 PROJECTION ZOOM LENS AND PROJECTION APPARATUS  
Composing a projection zoom lens with a first lens group disposed on the most magnification side and having a positive power, the lens group being fixed at the time of zooming, a final lens group...
US20130208155 ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING THE SAME  
A zoom lens includes an imaging lens unit having a positive refractive power and provided nearest to an image-side end, and a focusing lens unit having a positive refractive power and provided on...
US20120275035 ZOOM LENS AND IMAGE-PICKUP APPARATUS HAVING THE SAME  
A zoom lens includes a first lens unit having a positive refractive power and arranged closest to an object side. 0.50
US20120075716 Zoom lens and electronic amaging apparatus incorporating the same  
The zoom lens of the invention comprises, in order from an object side thereof, a first lens group having positive refracting power, a second lens group having negative refracting power, a third...
US20110273776 ZOOM LENS SYSTEM, OPTICAL APPARATUS AND METHOD FOR MANUFACTURING ZOOM LENS SYSTEM  
Including, in order from an object side: a first lens group G1 having positive power; a second lens group G2 having negative power; a third lens group G3 having positive power; a fourth lens group...
US20110102905 ZOOM OPTICAL SYSTEM, OPTICAL APPARATUS AND METHOD FOR MANUFACTURING ZOOM OPTICAL SYSTEM  
A zoom optical system comprising, in order from an object side: a first lens group G1 having positive refractive power; a second lens group G2 having negative refractive power; and a rear lens...
US20140254027 PROJECTION ZOOM LENS AND PROJECTION TYPE DISPLAY DEVICE  
The projection zoom lens substantially consists of a first lens group having negative refractive power, a second lens groups through a fourth lens group all having positive refractive power, a...
US20130308201 OPTICAL INSPECTION SYSTEM WITH A VARIATION SYSTEM CONSISTING OF FIVE LENS GROUPS FOR IMAGING AN OBJECT INTO INFINITY  
The invention relates to an optical inspecting system designed to image an object to be inspected with a variable imaging scale, comprising a variation system for imaging the object into infinity,...
US20130135751 ZOOM LENS AND INFORMATION DEVICE  
A zoom lens includes, in order from an object side to an image side along an optical axis, a first lens group having a positive refractive power, a second lens group having a negative refractive...

Matches 101 - 150 out of 369 < 1 2 3 4 5 6 7 8 >