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Optical objectives with means for varying the magnification
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CPC
G02B15/00
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Parent Industries
G
PHYSICS
G02
Optics
G02B
OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
Current Industry
G02B15/00
Optical objectives with means for varying the magnification
Sub Industries
G02B15/02
by changing, adding, or subtracting a part of the objective
G02B15/04
by changing a part
G02B15/06
by changing the front part
G02B15/08
by changing the rear part
G02B15/10
by adding a part
G02B15/12
by adding telescopic attachments
G02B15/14
by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective
G02B15/15
compensation by means of only one movement or by means of only linearly related movements
G02B15/155
Zoom lenses arranged symmetrically around a central plane
G02B15/16
with interdependent non-linearly related movements between one lens or lens group, and another lens or lens group
G02B15/161
Zoom lenses having only two lenses or lens groups
G02B15/163
having a first movable lens or lens group and a second movable lens or lens group, both in front of a fixed lens or lens group
G02B15/167
having an additional fixed front lens or group of lenses
G02B15/17
arranged +--
G02B15/173
arranged +-+
G02B15/177
having a negative front lens or group of lenses
G02B15/20
having an additional movable lens or lens group for varying the objective focal length
G02B15/22
with movable lens means specially adapted for focusing at close distances
G02B15/24
having a front fixed lens or lens group and two movable lenses or lens groups in front of a fixed lens or lens group
G02B15/26
arranged +--
G02B15/28
arranged +-+
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Patents Grants
last 30 patents
Information
Patent Grant
Optical imaging system
Patent number
12,366,738
Issue date
Jul 22, 2025
SAMSUNG ELECTRO-MECHANICS CO., LTD.
Hag Chul Kim
G02 - OPTICS
Information
Patent Grant
Optical system, optical apparatus, and method for manufacturing opt...
Patent number
12,366,729
Issue date
Jul 22, 2025
Nikon Corporation
Yoko Komatsubara
G02 - OPTICS
Information
Patent Grant
Optical zoom system and camera for a mobile device
Patent number
12,368,959
Issue date
Jul 22, 2025
Huawei Technologies Co., Ltd.
Ernst Hegels
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Zoom optical system, optical apparatus and method for manufacturing...
Patent number
12,366,737
Issue date
Jul 22, 2025
Nikon Corporation
Ayumu Makida
G02 - OPTICS
Information
Patent Grant
Optical system, optical apparatus, and method for manufacturing opt...
Patent number
12,360,340
Issue date
Jul 15, 2025
Nikon Corporation
Mami Muratani
G02 - OPTICS
Information
Patent Grant
Zoom lens and image pickup apparatus having the same
Patent number
12,360,349
Issue date
Jul 15, 2025
Canon Kabushiki Kaisha
Kohei Kimura
G02 - OPTICS
Information
Patent Grant
Head up display system
Patent number
12,360,364
Issue date
Jul 15, 2025
Beijing BOE Optoelectronics Technology Co., Ltd
Yulong Wu
G02 - OPTICS
Information
Patent Grant
Slim pop-out wide camera lenses
Patent number
12,356,062
Issue date
Jul 8, 2025
Corephotonics Ltd.
Roy Rudnick
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Imaging apparatus
Patent number
12,353,054
Issue date
Jul 8, 2025
FUJIFILM Corporation
Toshihiro Aoi
G02 - OPTICS
Information
Patent Grant
Rear adapter for a high etendue modular zoom lens
Patent number
12,352,935
Issue date
Jul 8, 2025
Navitar, Inc.
Chad Byler
G02 - OPTICS
Information
Patent Grant
Optical system, lens apparatus, and image pickup apparatus
Patent number
12,352,936
Issue date
Jul 8, 2025
Canon Kabushiki Kaisha
Makoto Nakahara
G02 - OPTICS
Information
Patent Grant
Optical system
Patent number
12,353,047
Issue date
Jul 8, 2025
TDK Corporation
Pai-Jui Cheng
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Camera for a portable electronic device with optical image stabiliz...
Patent number
12,356,058
Issue date
Jul 8, 2025
Huawei Technologies Co., Ltd.
Ernst Hegels
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Projection lens system, projection apparatus and electronic device
Patent number
12,352,934
Issue date
Jul 8, 2025
LARGAN PRECISION CO., LTD
Tzu-Chieh Kuo
G02 - OPTICS
Information
Patent Grant
Zoom lens, camera module, and terminal device
Patent number
12,352,937
Issue date
Jul 8, 2025
Huawei Technologies Co., Ltd.
Xiuwen Yao
G02 - OPTICS
Information
Patent Grant
Variable magnification optical system, optical device, and method f...
Patent number
12,352,938
Issue date
Jul 8, 2025
Nikon Corporation
Tomoki Ito
G02 - OPTICS
Information
Patent Grant
Lens apparatus and image pickup apparatus
Patent number
12,348,869
Issue date
Jul 1, 2025
Canon Kabushiki Kaisha
Hideki Sakai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical system for an automated luminaire
Patent number
12,345,390
Issue date
Jul 1, 2025
Robe Lighting s.r.o.
Michal Stanek
F21 - LIGHTING
Information
Patent Grant
Optical system, optical apparatus and method for manufacturing the...
Patent number
12,345,863
Issue date
Jul 1, 2025
Nikon Corporation
Fumiaki Ohtake
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Zoom optical system, optical apparatus and method for manufacturing...
Patent number
12,339,428
Issue date
Jun 24, 2025
Nikon Corporation
Ayumu Makida
G02 - OPTICS
Information
Patent Grant
Variable magnification optical system, optical equipment, and metho...
Patent number
12,332,413
Issue date
Jun 17, 2025
Nikon Corporation
Takahiro Ishikawa
G02 - OPTICS
Information
Patent Grant
Elliptical beam design using cylindrical optics
Patent number
12,332,460
Issue date
Jun 17, 2025
IONQ, INC.
Jungsang Kim
G02 - OPTICS
Information
Patent Grant
Multi-aperture cameras with at least one two state zoom camera
Patent number
12,335,622
Issue date
Jun 17, 2025
Corephotonics Ltd.
Gal Shabtay
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Head-mounted display device and zoom lens module
Patent number
12,326,577
Issue date
Jun 10, 2025
HTC Corporation
Chih-Hsiang Hsieh
G02 - OPTICS
Information
Patent Grant
Zoom lens
Patent number
12,326,543
Issue date
Jun 10, 2025
Zhejiang Sunny Optics Co., Ltd.
Jianke Wenren
G02 - OPTICS
Information
Patent Grant
Zoom lens and imaging apparatus including the same
Patent number
12,320,963
Issue date
Jun 3, 2025
Canon Kabushiki Kaisha
Takahiro Hatada
G02 - OPTICS
Information
Patent Grant
Optical lens and electronic apparatus
Patent number
12,321,034
Issue date
Jun 3, 2025
ABILITY ENTERPRISE CO., LTD.
Jung-Yao Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical system, optical apparatus and method for manufacturing the...
Patent number
12,313,826
Issue date
May 27, 2025
Nikon Corporation
Masashi Yamashita
G02 - OPTICS
Information
Patent Grant
Observation telescope
Patent number
12,313,837
Issue date
May 27, 2025
Swarovski-Optik AG & Co KG
Albert Fiedler
G02 - OPTICS
Information
Patent Grant
Optical system and camera module comprising same
Patent number
12,313,827
Issue date
May 27, 2025
LG Innotek Co., Ltd
Hyung Rok Shim
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
VARIABLE MAGNIFICATION OPTICAL SYSTEM, OPTICAL APPARATUS, AND VARIA...
Publication number
20250237854
Publication date
Jul 24, 2025
NIKON CORPORATION
Takuro ONO
G02 - OPTICS
Information
Patent Application
ZOOM LENS AND IMAGE PICKUP APPARATUS
Publication number
20250231384
Publication date
Jul 17, 2025
Canon Kabushiki Kaisha
Shunji Iwamoto
G02 - OPTICS
Information
Patent Application
OPTICAL SYSTEM AND IMAGE PICKUP APPARATUS
Publication number
20250231382
Publication date
Jul 17, 2025
Canon Kabushiki Kaisha
YUKI MATSUBA
G02 - OPTICS
Information
Patent Application
LENS OPTICAL SYSTEM WITH HIGH RESOLUTION
Publication number
20250231383
Publication date
Jul 17, 2025
SAMYANG OPTICS CO., LTD
Ju Yeon JO
G02 - OPTICS
Information
Patent Application
OPTICAL SYSTEM, LENS APPARATUS, AND IMAGE PICKUP APPARATUS
Publication number
20250224598
Publication date
Jul 10, 2025
Canon Kabushiki Kaisha
Makoto Nakahara
G02 - OPTICS
Information
Patent Application
OPTICAL SYSTEM AND IMAGING APPARATUS
Publication number
20250224592
Publication date
Jul 10, 2025
FUJIFILM CORPORATION
Ryoko TOMIOKA
G02 - OPTICS
Information
Patent Application
VARIABLE MAGNIFICATION OPTICAL SYSTEM AND IMAGING APPARATUS
Publication number
20250224599
Publication date
Jul 10, 2025
FUJIFILM CORPORATION
Takuya TANAKA
G02 - OPTICS
Information
Patent Application
STEREOSCOPIC OPTICAL SYSTEM AND IMAGE PICKUP APPARATUS
Publication number
20250224600
Publication date
Jul 10, 2025
Canon Kabushiki Kaisha
Maki YOKOYA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
OPTICAL IMAGING SYSTEM
Publication number
20250216656
Publication date
Jul 3, 2025
Samsung Electro-Mechanics Co., Ltd.
Jae Myung RYU
G02 - OPTICS
Information
Patent Application
ZOOM LENS AND IMAGING APPARATUS
Publication number
20250216657
Publication date
Jul 3, 2025
FUJIFILM CORPORATION
Masaru YONEZAWA
G02 - OPTICS
Information
Patent Application
ZOOM LENS AND IMAGING APPARATUS
Publication number
20250208386
Publication date
Jun 26, 2025
FUJIFILM CORPORATION
Masaru YONEZAWA
G02 - OPTICS
Information
Patent Application
ZOOM OPTICAL SYSTEM, OPTICAL APPARATUS, IMAGING APPARATUS AND METHO...
Publication number
20250208388
Publication date
Jun 26, 2025
Nikon Corporation
Kosuke MACHIDA
G02 - OPTICS
Information
Patent Application
ZOOM LENS AND IMAGING DEVICE
Publication number
20250208389
Publication date
Jun 26, 2025
Tamron Co., Ltd.
Keisuke OKADA
G02 - OPTICS
Information
Patent Application
ZOOM LENS, PROJECTION TYPE DISPLAY DEVICE, AND IMAGING APPARATUS
Publication number
20250208390
Publication date
Jun 26, 2025
FUJIFILM CORPORATION
Taku FURUBAYASHI
G02 - OPTICS
Information
Patent Application
IMAGING OPTICAL SYSTEM
Publication number
20250208387
Publication date
Jun 26, 2025
SIGMA CORPORATION
Yukihiro YAMAMOTO
G02 - OPTICS
Information
Patent Application
ZOOM LENS, PROJECTION TYPE DISPLAY DEVICE, AND IMAGING APPARATUS
Publication number
20250208391
Publication date
Jun 26, 2025
FUJIFILM CORPORATION
Masaru AMANO
G02 - OPTICS
Information
Patent Application
ZOOM LENS AND IMAGING APPARATUS
Publication number
20250208392
Publication date
Jun 26, 2025
FUJIFILM CORPORATION
Masaru AMANO
G02 - OPTICS
Information
Patent Application
IMAGE FORMATION LENS AND MICROSCOPE DEVICE
Publication number
20250199284
Publication date
Jun 19, 2025
Nikon Corporation
Hidetsugu Takagi
G02 - OPTICS
Information
Patent Application
ZOOM OPTICAL SYSTEM, OPTICAL APPARATUS, AND METHOD FOR MANUFACTURIN...
Publication number
20250199275
Publication date
Jun 19, 2025
NIKON CORPORATION
Tomoyuki SASHIMA
G02 - OPTICS
Information
Patent Application
ZOOM LENS AND IMAGE PICKUP APPARATUS HAVING THE SAME
Publication number
20250199277
Publication date
Jun 19, 2025
Canon Kabushiki Kaisha
Takahiro Hatada
G02 - OPTICS
Information
Patent Application
ZOOM LENS AND IMAGE PICKUP APPARATUS
Publication number
20250189771
Publication date
Jun 12, 2025
Canon Kabushiki Kaisha
Yonghee Lee
G02 - OPTICS
Information
Patent Application
Dynamic Optical Assembly For Laser-Based Additive Manufacturing
Publication number
20250187268
Publication date
Jun 12, 2025
Seurat Technologies, Inc.
James A. DEMUTH
B22 - CASTING POWDER METALLURGY
Information
Patent Application
ZOOM LENS AND OPTICAL APPARATUS
Publication number
20250189773
Publication date
Jun 12, 2025
Canon Kabushiki Kaisha
Makoto Nakahara
G02 - OPTICS
Information
Patent Application
ZOOM OPTICAL SYSTEM, OPTICAL APPARATUS AND METHOD FOR MANUFACTURING...
Publication number
20250189770
Publication date
Jun 12, 2025
Nikon Corporation
Tomoyuki SASHIMA
G02 - OPTICS
Information
Patent Application
ZOOM LENS AND IMAGE PICKUP APPARATUS
Publication number
20250189772
Publication date
Jun 12, 2025
Canon Kabushiki Kaisha
Makoto Nakahara
G02 - OPTICS
Information
Patent Application
ZOOM LENS AND IMAGE PICKUP APPARATUS
Publication number
20250180881
Publication date
Jun 5, 2025
Canon Kabushiki Kaisha
Takumi SUZUKI
G02 - OPTICS
Information
Patent Application
MULTI-APERTURE CAMERAS WITH AT LEAST ONE TWO STATE ZOOM CAMERA
Publication number
20250175701
Publication date
May 29, 2025
COREPHOTONICS LTD.
Gal Shabtay
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
TELEPHOTO ZOOM LENS
Publication number
20250172790
Publication date
May 29, 2025
SIGMA CORPORATION
Kenta FUJITA
G02 - OPTICS
Information
Patent Application
ZOOM LENS AND IMAGING APPARATUS
Publication number
20250175700
Publication date
May 29, 2025
SONY GROUP CORPORATION
Ryohei Tasaki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ENHANCED CYTOMETRY FOR TISSUE CHARACTERIZATION AND SCREENING
Publication number
20250164475
Publication date
May 22, 2025
Five Prime Therapeutics, Inc.
Nallakkan Arvindan
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL