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Browse by Category: Main > Optical & Optics
Class Information
Number: 359/687
Name: Optical: systems and elements > Lens > With variable magnification (e.g., zoom type) > With mechanical compensation > Four groups > + - + + arrangement
Description: Subject matter wherein the plus and minus signs indicate convergent and divergent groups, respectively.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8693107 Zoom lens and imaging apparatus Apr. 8, 2014
8692908 Image-pickup apparatus and a zoom lens for the image-pickup apparatus, with distortion correction Apr. 8, 2014
8687283 Zoom lens and image pickup apparatus having the same Apr. 1, 2014
8681432 Zoom lens and image pickup apparatus equipped with zoom lens Mar. 25, 2014
8681433 Variable magnification optical system and imaging apparatus Mar. 25, 2014
8675278 High zoom-ratio zoom lens system Mar. 18, 2014
8665532 Zoom lens system, imaging device and camera Mar. 4, 2014
8659832 Zoom lens and image pickup apparatus including the same Feb. 25, 2014
8654450 Zooms lens system and photographing apparatus including the same Feb. 18, 2014
8643944 Infrared zooming lens Feb. 4, 2014
8630045 Zoom lens and imaging apparatus Jan. 14, 2014
8625203 Zoom lens, optical apparatus having same, and method of manufacturing zoom lens Jan. 7, 2014
8625204 Zoom lens and image pickup apparatus including the zoom lens Jan. 7, 2014
8619373 Zoom lens, optical apparatus equipped therewith, and method for manufacturing zoom lens Dec. 31, 2013
8611016 Zoom lens system, interchangeable lens apparatus and camera system Dec. 17, 2013
8605364 Miniature zoom lens Dec. 10, 2013
8599494 Zoom lens and image pickup apparatus having the same Dec. 3, 2013
8599493 Zoom lens and image pickup apparatus including the same Dec. 3, 2013
8599492 Zoom lens Dec. 3, 2013
8593735 Image forming optical system and electronic image pickup apparatus using the same Nov. 26, 2013
8593736 Zoom lens and image pickup apparatus including the same Nov. 26, 2013
8570663 Zoom lens and image pickup apparatus equipped with the zoom lens Oct. 29, 2013
8564886 Zoom lens Oct. 22, 2013
8553335 Optical imaging system, camera device, and hand-held data terminal device Oct. 8, 2013
8537478 Lens barrel, camera and mobile information terminal Sep. 17, 2013
8531767 Zoom lens Sep. 10, 2013
8531777 Zoom lens Sep. 10, 2013
8526121 Zoom lens and image pickup apparatus equipped with zoom lens Sep. 3, 2013
8526120 Zoom lens and image pickup apparatus including the same Sep. 3, 2013
8525870 Remote communication apparatus and method of estimating a distance between an imaging device and a user image-captured Sep. 3, 2013
8514496 High zoom-ratio zoom lens system Aug. 20, 2013
8503099 Zoom lens system and optical apparatus using the same Aug. 6, 2013
8503100 Compact zoom lens Aug. 6, 2013
8503101 Zoom lens and image pickup apparatus equipped with zoom lens Aug. 6, 2013
8498059 Variable power zoom lens Jul. 30, 2013
8498058 Zoom lens and image pickup device including the same Jul. 30, 2013
8498051 Zoom lens system, optical apparatus, and method for forming an image Jul. 30, 2013
8493430 Remote communication apparatus and method of estimating a distance between an imaging device and a user image-captured Jul. 23, 2013
8493665 Zoom lens, imaging apparatus, and information device Jul. 23, 2013
8488251 Zoom lens and image pickup apparatus including the zoom lens Jul. 16, 2013
8488252 Zoom lens system, imaging device and camera Jul. 16, 2013
8488254 Zoom lens optical system and image pickup apparatus having the same Jul. 16, 2013
8467135 Zoom lens with high optical performance and image pickup apparatus having the same Jun. 18, 2013
8462441 Zoom lens Jun. 11, 2013
8462442 Zoom lens system, imaging device and camera Jun. 11, 2013
8462443 Zoom lens system, imaging device and camera Jun. 11, 2013
8456749 Zoom lens and imaging device using same Jun. 4, 2013
8446680 Zoom lens and imaging apparatus May. 21, 2013
8441739 Zoom optical system, optical apparatus and method of manufacturing zoom optical system May. 14, 2013
8437089 Zoom lens system May. 7, 2013

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