File:H4 low 250.jpg

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	18:56, 24 February 2011		250 × 373 (72 KB)	commons>Phantom Photographer	{{Information \|Description ={{en\|1=Photograph of John Harrison's H4 clock. Low resolution for illustrative purposes only, and to discourage potential commercial use.}} \|Source ={{own}} \|Author =[[User:Phantom Photographer\|Phantom Ph

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Camera manufacturer	Canon
Camera model	Canon PowerShot A470
Exposure time	1/25 sec (0.04)
F Number	f/3
ISO speed rating	800
Date and time of data generation	13:46, 24 February 2011
Lens focal length	6.3 mm
Orientation	Normal
Horizontal resolution	180 dpi
Vertical resolution	180 dpi
File change date and time	18:37, 24 February 2011
Y and C positioning	Centered
Exif version	2.2
Date and time of digitizing	13:46, 24 February 2011
Image compression mode	5
APEX shutter speed	4.65625
APEX aperture	3.15625
APEX exposure bias	0
Maximum land aperture	3.15625 APEX (f/2.99)
Metering mode	Pattern
Flash	Flash did not fire, compulsory flash suppression
Color space	sRGB
Focal plane X resolution	13,714.285714286
Focal plane Y resolution	13,714.285714286
Focal plane resolution unit	inches
Sensing method	One-chip color area sensor
Custom image processing	Normal process
Exposure mode	Auto exposure
White balance	Auto white balance
Digital zoom ratio	1
Scene capture type	Standard