File:Proto-a-back.jpg

Size of this preview: 800 × 600 pixels. Other resolution: 1,280 × 960 pixels.

Original file ‎(1,280 × 960 pixels, file size: 676 KB, MIME type: image/jpeg)

Back of the first generation OLPC prototype board

File history

Click on a date/time to view the file as it appeared at that time.

	Date/Time	Thumbnail	Dimensions	User	Comment
current	03:18, 22 April 2006		1,280 × 960 (676 KB)	Jg (talk \| contribs)	Back of the first generation OLPC prototype board

The following 8 pages use this file:

This file contains additional information, probably added from the digital camera or scanner used to create or digitize it.

If the file has been modified from its original state, some details may not fully reflect the modified file.

Camera manufacturer	RICOH
Camera model	Caplio RX
Copyright holder	(C) Caplio RX User
Exposure time	1/2 sec (0.5)
F Number	f/3.1
ISO speed rating	154
Date and time of data generation	20:01, 19 April 2006
Lens focal length	4.3 mm
Orientation	Normal
Horizontal resolution	72 dpi
Vertical resolution	72 dpi
File change date and time	20:01, 19 April 2006
Y and C positioning	Co-sited
Exposure Program	Normal program
Exif version	2.21
Date and time of digitizing	20:01, 19 April 2006
Image compression mode	4
APEX aperture	3.4
APEX exposure bias	0.3
Maximum land aperture	3.1 APEX (f/2.93)
Metering mode	Center weighted average
Light source	Fluorescent
Flash	Flash did not fire, compulsory flash suppression
Color space	sRGB
Exposure mode	Auto exposure
White balance	Manual white balance
Scene capture type	Standard
Sharpness	Hard