File:Jed Butler.jpg

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Jed Butler, helping out at the MathTwitterBlogoSphere booth at the 2015 NCTM Annual Meeting.

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	21:07, 29 May 2021		1,200 × 800 (224 KB)	Raymond Johnson (talk \| contribs)	Jed Butler, helping out at the MathTwitterBlogoSphere booth at the 2015 NCTM Annual Meeting.

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Image title	Jed Butler helps people register on the MTBoS directory at their booth at the NCTM Annual Meeting.
Camera manufacturer	SONY
Camera model	ILCE-6000
Exposure time	1/100 sec (0.01)
F Number	f/5.6
ISO speed rating	3,200
Date and time of data generation	14:32, 17 April 2015
Lens focal length	50 mm
Width	1,200 px
Height	800 px
Orientation	Normal
Horizontal resolution	350 dpi
Vertical resolution	350 dpi
Software used	ILCE-6000 v1.10
File change date and time	14:32, 17 April 2015
Y and C positioning	Co-sited
Exposure Program	Normal program
Exif version	2.3
Date and time of digitizing	14:32, 17 April 2015
Meaning of each component	Y Cb Cr does not exist
Image compression mode	2
APEX brightness	1.7359375
APEX exposure bias	0
Maximum land aperture	4.96875 APEX (f/5.6)
Metering mode	Pattern
Light source	Unknown
Flash	Flash did not fire, compulsory flash suppression
Supported Flashpix version	1
Color space	sRGB
File source	Digital still camera
Scene type	A directly photographed image
Custom image processing	Normal process
Exposure mode	Auto exposure
White balance	Auto white balance
Digital zoom ratio	1
Focal length in 35 mm film	75 mm
Scene capture type	Standard
Contrast	Normal
Saturation	Normal
Sharpness	Normal
Supported Flashpix version	1
Image width	6,000 px
Image height	4,000 px
Keywords	#NCTMBoston 2015 Boston Massachusetts NCTM Annual Meeting Jed Butler
Short title	Jed Butler
IIM version	2