File:Fan velocity extracting.jpg

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Summary

A big fan used to extract air out of underground transportation tunnel

François Lacombe - www.infos-reseaux.com

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Attribution: François Lacombe - www.infos-reseaux.com

CC-BY-SA-4.0

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	18:45, 22 March 2020		1,253 × 1,396 (1.22 MB)	Fanfouer (talk \| contribs)	A big fan used to extract air out of underground transportation tunnel François Lacombe - www.infos-reseaux.com

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Camera manufacturer	samsung
Camera model	SM-G930F
Exposure time	1/20 sec (0.05)
F Number	f/1.7
ISO speed rating	200
Date and time of data generation	00:30, 22 September 2019
Lens focal length	4.2 mm
Orientation	Normal
Horizontal resolution	72 dpi
Vertical resolution	72 dpi
Software used	G930FXXS2ERG7
File change date and time	00:30, 22 September 2019
Y and C positioning	Centered
Exposure Program	Normal program
Exif version	2.2
Date and time of digitizing	00:30, 22 September 2019
Meaning of each component	48 48 48 48
APEX shutter speed	4.32
APEX aperture	1.53
APEX brightness	−0.3
APEX exposure bias	0
Maximum land aperture	1.53 APEX (f/1.7)
Metering mode	Center weighted average
Flash	Flash did not fire
User comments	AAAAAAAAAAAAAAAAAA==
DateTime subseconds	0789
DateTimeOriginal subseconds	0789
DateTimeDigitized subseconds	0789
Supported Flashpix version	1
Color space	sRGB
Exposure mode	Auto exposure
White balance	Auto white balance
Focal length in 35 mm film	26 mm
Scene capture type	Standard
Unique image ID	C12LSII00VM C12LSLC01GM