File:Simon Singh at the Merseyside Skeptics Society (cropped).jpg

Size of this preview: 552 × 599 pixels. Other resolution: 983 × 1,067 pixels.

Original file ‎(983 × 1,067 pixels, file size: 467 KB, MIME type: image/jpeg)

This file is from a shared repository and may be used by other projects. The description on its file description page there is shown below.

Wikipedia does not have a File page with this exact name.

Other reasons this message may be displayed:

If an image was recently created here, it may not be visible yet because of a delay in updating the database; wait a few minutes or try the purge function.
Titles on Wikipedia are case sensitive except for the first character; please check alternative capitalizations and consider adding a redirect here to the correct title.
If the page has been deleted, check the deletion log, and see Why was the page I created deleted?

File history

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

	Date/Time	Thumbnail	Dimensions	User	Comment
current	20:25, 25 April 2014		983 × 1,067 (467 KB)	Cropbot	<!-- Uploaded with Cropbot operated by User:1Veertje --> =={{int:filedesc}}== {{Information \|description={{en\|1=Simon Singh during his talk about his book "The Simpsons and their Mathematical Secrets"}} \|date=2013-12-12 23:18:29 \|source={{own}} \|a...

The following file is a duplicate of this file (more details):

The following page uses 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	Canon
Camera model	Canon EOS 7D
Author	Richard Cooper
Copyright holder	Richard Cooper
Exposure time	1/60 sec (0.016666666666667)
F Number	f/2
ISO speed rating	3,200
Date and time of data generation	23:18, 12 December 2013
Lens focal length	30 mm
Horizontal resolution	240 dpi
Vertical resolution	240 dpi
Software used	Adobe Photoshop Lightroom 4.1 (Windows)
File change date and time	19:31, 20 January 2014
Exposure Program	Manual
Exif version	2.3
Date and time of digitizing	23:18, 12 December 2013
APEX shutter speed	5.906891
APEX aperture	2
APEX exposure bias	0
Maximum land aperture	1 APEX (f/1.41)
Metering mode	Center weighted average
Flash	Flash fired, compulsory flash firing
DateTimeOriginal subseconds	00
DateTimeDigitized subseconds	00
Focal plane X resolution	5,715.545755237
Focal plane Y resolution	5,808.4033613445
Focal plane resolution unit	inches
Custom image processing	Normal process
Exposure mode	Manual exposure
White balance	Auto white balance
Scene capture type	Standard
Serial number of camera	1480809852
Lens used	30mm
Date metadata was last modified	19:31, 20 January 2014
Unique ID of original document	D0A876C41C074FEB2F1B9EE5EF2C30B8
IIM version	4