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Original file ‎(1,600 × 1,600 pixels, file size: 4.42 MB, MIME type: image/png)

Summary

Description
English: The shadow of a circular obstacle (5.8 mm) in diameter lit by a ~0.5 mm sunlight source, exposing the Arago spot in the middle of a shadow. Distance from the light source to the obstacle 5 ft (~153 cm), distance from the obstacle to the paper screen 6 ft (~183 cm).
Date
Source Own work
Author Aleksandr Berdnikov

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author name string: Aleksandr Berdnikov
Wikimedia username: L3erdnik
URL: http://commons.wikimedia.org/wiki/User:L3erdnik

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inception

9 November 2016

source of file

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checksum

929e852b30e083ad4ba95c40f2bd94ed477158f5

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width

1,600 pixel

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Date/TimeThumbnailDimensionsUserComment
current03:26, 10 November 2016Thumbnail for version as of 03:26, 10 November 20161,600 × 1,600 (4.42 MB)L3erdnikUser created page with UploadWizard
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source: http://en.wikipedia.org/wiki/File:A_photograph_of_the_Arago_spot.png