Langbahn Team – Weltmeisterschaft

File:Flat flexible plastic sheet lens.JPG

Original file (2,292 × 1,441 pixels, file size: 1.37 MB, MIME type: image/jpeg)

Summary

Description
English: A flat, thin, transparent and flexible plastic sheet having conenteric circles on it act as Fresnel lens.
Date
Source Own work
Author Almazi

Licensing

I, the copyright holder of this work, hereby publish it under the following license:
w:en:Creative Commons
attribution share alike
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Under the following conditions:
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Captions

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Items portrayed in this file

depicts

creator

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author name string: Almazi
Wikimedia username: Almazi

copyright status

copyrighted

copyright license

Creative Commons Attribution-ShareAlike 3.0 Unported

inception

6 March 2013

source of file

original creation by uploader

data size

1,435,579 byte

height

1,441 pixel

width

2,292 pixel

media type

image/jpeg

checksum

3d945c1296dff21bcce70903d381b64e3b57e6a6

determination method or standard: SHA-1

exposure time

0.025 second

f-number

2.8

ISO speed

100

instance of

photograph

focal length

6.3 millimetre

File history

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Date/TimeThumbnailDimensionsUserComment
current13:41, 6 March 2013Thumbnail for version as of 13:41, 6 March 20132,292 × 1,441 (1.37 MB)Almazi~commonswikiUser created page with UploadWizard

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