File:Snellen chart.svg
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Size of this PNG preview of this SVG file: 481 × 599 pixels. Other resolutions: 192 × 240 pixels | 385 × 480 pixels | 616 × 768 pixels | 821 × 1,024 pixels | 1,643 × 2,048 pixels | 1,303 × 1,624 pixels.
Original file (SVG file, nominally 1,303 × 1,624 pixels, file size: 112 KB)
Captions
Captions
A Snellen eye chart.
Summary
[edit]| Description |
English: A typical Snellen chart. Originally developed by Dutch ophthalmologist Herman Snellen in 1862, to estimate visual acuity. |
| Date | 23 July 2008, 03:34 (UTC) |
| Source | Own work by uploader, Based on the public domain document: [1] |
| Author | Jeff Dahl |
| Other versions |
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Licensing
[edit]
I, the copyright holder of this work, hereby publish it under the following licenses:
This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license.
- You are free:
- to share – to copy, distribute and transmit the work
- to remix – to adapt the work
- Under the following conditions:
- attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
- share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.
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Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled GNU Free Documentation License. |
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File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 03:58, 23 June 2008 | | 1,303 × 1,624 (112 KB) | Jeff Dahl (talk | contribs) | |
| 03:34, 23 June 2008 |  | 1,304 × 1,716 (111 KB) | Jeff Dahl (talk | contribs) | {{Information |Description={{en|1=. When printed out at this size, the E on line one will be 88.7 mm tall and when viewed at a distance of 20 ft, you can estimate your eyesight based on the smallest line you can read.}} |Source=Own work by uploader, Based |
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