File:Joseph Priestley's book Optics.jpg

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	16:14, 2 March 2017		227 × 108 (63 KB)	Steepletop	Cross-wiki upload from en.wikipedia.org

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File:Joseph Priestley's book Optics.jpg from Wikimedia Commons

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Joseph Priestley

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Camera manufacturer	NIKON CORPORATION
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F Number	f/6.3
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Date and time of data generation	09:44, 2 March 2017
Lens focal length	25 mm
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Bits per component	8 8 8
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Orientation	Normal
Number of components	3
Horizontal resolution	72 dpi
Vertical resolution	72 dpi
Software used	Adobe Photoshop CS6 (Macintosh)
File change date and time	11:11, 2 March 2017
Y and C positioning	Co-sited
Exposure Program	Normal program
Exif version	2.3
Date and time of digitizing	09:44, 2 March 2017
Meaning of each component	Y Cb Cr does not exist
Image compression mode	4
APEX shutter speed	7.321928
APEX aperture	5.310704
APEX exposure bias	0
Maximum land aperture	3.8 APEX (f/3.73)
Metering mode	Pattern
Light source	Unknown
Flash	Flash fired, strobe return light detected, compulsory flash firing
DateTime subseconds	50
DateTimeOriginal subseconds	50
DateTimeDigitized subseconds	50
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File source	Digital still camera
Scene type	A directly photographed image
Custom image processing	Normal process
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White balance	Auto white balance
Digital zoom ratio	1
Focal length in 35 mm film	25 mm
Scene capture type	Standard
Scene control	Low gain up
Contrast	Normal
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GPS tag version	0.0.3.2
Serial number of camera	2517938
Lens used	18.0-70.0 mm f/3.5-4.5
Date metadata was last modified	06:11, 2 March 2017
Unique ID of original document	D60B2F90427A82DF442BF91D89708D85
IIM version	2,496