File:John-allen.jpg

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	Date/Time	Dimensions	User	Comment
current	23:11, 24 June 2011	146 × 160 (22 KB)	Rdavis (talk \| contribs)	http://www.st-andrews.ac.uk/news/archive/2010/Title,53007,en.html

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Image title	Pic Alan Richardson Dundee Pix-Ar.co.uk Free to Use Graduation at University of St Andrews Hon Grad Prof John Allen inventor of the LED
Camera manufacturer	NIKON CORPORATION
Camera model	NIKON D700
Copyright holder	Alan Richardson Pix-AR.co.uk 8 Greenfield Place Dundee DD1 4JR Scotland tel 01382 228956
Exposure time	1/500 sec (0.002)
F Number	f/5.6
ISO speed rating	200
Date and time of data generation	11:54, 25 June 2010
Lens focal length	500 mm
Orientation	Normal
Software used	Adobe Photoshop CS4 Windows
File change date and time	13:52, 25 June 2010
Exposure Program	Shutter priority
Exif version	2.21
Date and time of digitizing	11:54, 25 June 2010
APEX shutter speed	8.965784
APEX aperture	4.970854
APEX exposure bias	0
Maximum land aperture	4 APEX (f/4)
Metering mode	Pattern
Light source	Unknown
Flash	Flash did not fire
DateTime subseconds	16
DateTimeOriginal subseconds	16
DateTimeDigitized subseconds	16
Color space	sRGB
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
Focal length in 35 mm film	500 mm
Scene capture type	Standard
Contrast	Normal
Saturation	Normal
Sharpness	Normal
Subject distance range	Unknown