File:Qian Xuantong.jpg
![File:Qian Xuantong.jpg](https://upload.wikimedia.org/wikipedia/commons/thumb/0/09/Qian_Xuantong.jpg/450px-Qian_Xuantong.jpg)
Original file (1,536 × 2,048 pixels, file size: 363 KB, MIME type: image/jpeg)
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Summary
Qian Xuantong(钱玄同), photoed by Mountain at Cai Yuanpei Memorial in Shanghai
Licensing
Public domainPublic domainfalsefalse |
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This image is now in the public domain in China because its term of copyright has expired. According to copyright laws of the People's Republic of China (with legal jurisdiction in the mainland only, excluding Hong Kong and Macao), amended November 11, 2020, Works of legal persons or organizations without legal personality, or service works, or audiovisual works, enter the public domain 50 years after they were first published, or if unpublished 50 years from creation. For photography works of natural persons whose copyright protection period expires before June 1, 2021 belong to the public domain. All other works of natural persons enter the public domain 50 years after the death of the creator. To uploader: Please provide where the image was first published and who created it or held its copyright.
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Public domainPublic domainfalsefalse |
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This work is in the public domain in the United States because it meets three requirements:
![]() For background information, see the explanations on Non-U.S. copyrights.
Note: This tag should not be used for sound recordings. |
File history
Click on a date/time to view the file as it appeared at that time.
Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 13:57, 21 December 2011 | ![]() | 1,536 × 2,048 (363 KB) | wikimediacommons>Rotatebot | Bot: Reset EXIF-specified Orientation of image (EXIF-Orientation set from 8 to 1, rotated 0°) |
File usage
Metadata
This file contains additional information, probably added from the digital camera or scanner used to create or digitize it.
If the file has been modified from its original state, some details may not fully reflect the modified file.
Camera manufacturer | Canon |
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Camera model | Canon DIGITAL IXUS 55 |
Exposure time | 1/8 sec (0.125) |
F-number | f/2.8 |
Date and time of data generation | 14:37, 2 July 2006 |
Lens focal length | 5.8 mm |
Orientation | Normal |
Horizontal resolution | 180 dpi |
Vertical resolution | 180 dpi |
File change date and time | 14:37, 2 July 2006 |
Y and C positioning | Centered |
Exif version | 2.2 |
Date and time of digitizing | 14:37, 2 July 2006 |
Meaning of each component |
|
Image compression mode | 3 |
Shutter speed | 3 |
APEX aperture | 2.96875 |
Exposure bias | 0 |
Maximum land aperture | 2.96875 APEX (f/2.8) |
Metering mode | Pattern |
Flash | Flash did not fire, compulsory flash suppression |
Supported Flashpix version | 1 |
Color space | sRGB |
Focal plane X resolution | 9,102.2222222222 |
Focal plane Y resolution | 9,142.8571428571 |
Focal plane resolution unit | inches |
Sensing method | One-chip color area sensor |
File source | Digital still camera |
Custom image processing | Normal process |
Exposure mode | Auto exposure |
White balance | Auto white balance |
Digital zoom ratio | 1 |
Scene capture type | Standard |
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