File:Scaleboard02.JPG

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Exposed scaleboard on a copy of John Hubbard's "The American Reader" (Bill Blake & Co., Rockingham, 1817).

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	19:33, 31 March 2020		2,826 × 3,526 (4.17 MB)	Rwilliams (talk \| contribs)	Exposed scaleboard on a copy of John Hubbard's "The American Reader" (Bill Blake & Co., Rockingham, 1817).

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Camera manufacturer	Canon
Camera model	Canon PowerShot G15
Exposure time	1/30 sec (0.033333333333333)
F Number	f/1.8
ISO speed rating	80
Date and time of data generation	10:13, 29 January 2015
Lens focal length	6.1 mm
Width	3,000 px
Height	4,000 px
Bits per component	8 8 8
Pixel composition	RGB
Orientation	Normal
Number of components	3
Horizontal resolution	180 dpi
Vertical resolution	180 dpi
Software used	Adobe Photoshop CC 2018 (Windows)
File change date and time	14:29, 31 March 2020
Y and C positioning	Co-sited
Exif version	2.3
Date and time of digitizing	10:13, 29 January 2015
Meaning of each component	Y Cb Cr does not exist
Image compression mode	3
APEX shutter speed	4.90625
APEX aperture	1.6875
APEX exposure bias	0
Maximum land aperture	1.6875 APEX (f/1.79)
Metering mode	Pattern
Flash	Flash did not fire, compulsory flash suppression
Supported Flashpix version	1
Color space	sRGB
Focal plane X resolution	13,651.877133106
Focal plane Y resolution	13,636.363636364
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
GPS tag version	2.3.0.0
Rating (out of 5)	0
Date metadata was last modified	09:29, 31 March 2020
Unique ID of original document	CABC41228DFC9CDB32504AE6545C6254