Title:
LENS APPARATUS, IMAGE PICKUP APPARATUS, PROCESSING APPARATUS, AND CAMERA APPARATUS
Document Type and Number:
WIPO Patent Application WO/2020/054684
Kind Code:
A1
Abstract:
Provided is a lens apparatus attachable and removable to a camera apparatus, the lens apparatus comprising a communication device configured to transmit, to an external device, information for light amount compensation of image data obtained by image pickup in the camera apparatus, in which the information includes information of a coefficient A0 of a term of 0-th-order with respect to an image height in a polynomial of n-th-order with respect to the image height, and in which a conditional expression 0.7
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Inventors:
NAKAMURA TOMOYUKI (JP)
SAKUMA KOICHI (JP)
KINOSHITA KEI (JP)
SAKUMA KOICHI (JP)
KINOSHITA KEI (JP)
Application Number:
PCT/JP2019/035442
Publication Date:
March 19, 2020
Filing Date:
September 10, 2019
Export Citation:
Assignee:
CANON KK (JP)
International Classes:
G03B17/14; G02B7/02; G02B7/04; G02B7/08; H04N5/232; H04N5/243
Foreign References:
| US20150181128A1 | 2015-06-25 | |||
| US20090009633A1 | 2009-01-08 | |||
| JP2017120292A | 2017-07-06 | |||
| US20160098819A1 | 2016-04-07 | |||
| US20150181128A1 | 2015-06-25 | |||
| EP3035664A1 | 2016-06-22 | |||
| JP2008096907A | 2008-04-24 | |||
| JPH11164194A | 1999-06-18 | |||
| JP2018169308A | 2018-11-01 | |||
| JP2019015848A | 2019-01-31 |
Other References:
See also references of EP 3850427A4
Attorney, Agent or Firm:
OKABE Yuzuru et al. (JP)
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