File:Ventilation Shaft for Watford North Rail Tunnel - geograph.org.uk - 1591368.jpg

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	04:39, 4 March 2011		1,200 × 1,600 (563 KB)	commons>GeographBot	== {{int:filedesc}} == {{Information \|description={{en\|1=Ventilation Shaft for Watford North Rail Tunnel This shaft is located between the exit slip and the main carriageway of the A41 east of Hunton Bridge roundabout. A plaque indicates that the lower se

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Camera model	E2200
Exposure time	5/2,464 sec (0.0020292207792208)
F Number	f/2.8
ISO speed rating	50
Date and time of data generation	10:42, 23 October 2007
Lens focal length	5.6 mm
Horizontal resolution	300 dpi
Vertical resolution	300 dpi
Software used	E2200v1.1
File change date and time	10:42, 23 October 2007
Y and C positioning	Co-sited
Custom image processing	Normal process
Exposure mode	Auto exposure
White balance	Auto white balance
Digital zoom ratio	0
Focal length in 35 mm film	43 mm
Scene capture type	Standard
Contrast	Normal
Saturation	Normal
Sharpness	Normal
Subject distance range	Unknown
Exposure Program	Normal program
Exif version	2.2
Date and time of digitizing	10:42, 23 October 2007
Image compression mode	4
APEX exposure bias	0
Maximum land aperture	2.8 APEX (f/2.64)
Metering mode	Pattern
Light source	Unknown
Flash	Flash did not fire, compulsory flash suppression
Color space	sRGB