File:Halls experiment.JPG

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Camera manufacturer	Canon
Camera model	Canon PowerShot S90
Exposure time	1/30 sec (0.033333333333333)
F Number	f/2
ISO speed rating	160
Date and time of data generation	12:49, 3 June 2011
Lens focal length	6 mm
Orientation	Normal
Horizontal resolution	180 dpi
Vertical resolution	180 dpi
File change date and time	12:49, 3 June 2011
Y and C positioning	Co-sited
Exif version	2.21
Date and time of digitizing	12:49, 3 June 2011
Image compression mode	3
APEX shutter speed	4.90625
APEX aperture	2
APEX exposure bias	0
Maximum land aperture	2 APEX (f/2)
Metering mode	Pattern
Flash	Flash did not fire, compulsory flash suppression
Color space	sRGB
Focal plane X resolution	12,493.150684932
Focal plane Y resolution	12,493.150684932
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