File:12SJTU huanan.jpg

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Camera manufacturer	Apple
Camera model	iPhone 4
Exposure time	1/15 sec (0.066666666666667)
F Number	f/2.8
ISO speed rating	100
Date and time of data generation	15:16, 24 September 2012
Lens focal length	3.85 mm
Orientation	Normal
Horizontal resolution	72 dpi
Vertical resolution	72 dpi
Software used	5.1
File change date and time	15:16, 24 September 2012
Y and C positioning	1
Exposure Program	Normal program
Exif version	2.21
Date and time of digitizing	15:16, 24 September 2012
Shutter speed	3.9112
Aperture	2.970853573907
Brightness	2.4636188023181
Metering mode	Pattern
Flash	Flash fired, compulsory flash firing
Color space	sRGB
Sensing method	One-chip color area sensor
Exposure mode	Auto exposure
White balance	Auto white balance
Scene capture type	Standard
Sharpness	Hard
North or south latitude	North latitude
East or west longitude	East longitude
Altitude	4.2788331071913
Reference for direction of image	True direction
Direction of image	50.711363636364