File:Elka6521.jpg : Soft.lk - A Premium Software Developers - Meet one of the most powerful and intuitive POS systems for retail in Sri Lanka

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	17:39, 9 January 2013		2,555 × 3,012 (3.78 MB)	Edal	{{Information \|Description ={{en\|1=The first calculator Elka 6521, designed in Bulgaria in 1965 and produced since 1967, fourth in the world and first including square root function}} {{bg\|1=Първият български калкулатор Е...

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Camera manufacturer	Canon
Camera model	Canon EOS 550D
Exposure time	1/40 sec (0.025)
F-number	f/2.8
ISO speed rating	250
Date and time of data generation	15:22, 9 January 2013
Lens focal length	16 mm
Width	5,184 px
Height	3,456 px
Bits per component	8 8 8
Pixel composition	RGB
Orientation	Normal
Number of components	3
Horizontal resolution	72 dpi
Vertical resolution	72 dpi
Software used	Adobe Photoshop CS5 Windows
File change date and time	19:09, 9 January 2013
Y and C positioning	Co-sited
Exposure Program	Normal program
Exif version	2.21
Date and time of digitizing	15:22, 9 January 2013
Meaning of each component	Y Cb Cr does not exist
Shutter speed	5.375
APEX aperture	3
Exposure bias	0
Maximum land aperture	3 APEX (f/2.83)
Subject distance	0.73 meters
Metering mode	Pattern
Flash	Flash did not fire, compulsory flash suppression
DateTime subseconds	00
DateTimeOriginal subseconds	00
DateTimeDigitized subseconds	00
Supported Flashpix version	1
Color space	sRGB
Focal plane X resolution	5,728.1767955801
Focal plane Y resolution	5,808.4033613445
Focal plane resolution unit	inches
Custom image processing	Normal process
Exposure mode	Auto exposure
White balance	Auto white balance
Scene capture type	Standard
Serial number of camera	2433330441
Lens used	11-16mm
Date metadata was last modified	21:09, 9 January 2013
Unique ID of original document	41E304F4C18BCFD3FEF264C7BEDBEFBA
IIM version	112