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File:Fresnel lens.JPG

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File:Fresnel lens.JPG
800 × 600 pixels
320 × 240 pixels
640 × 480 pixels
1,024 × 768 pixels
1,280 × 960 pixels
2,560 × 1,920 pixels
4,000 × 3,000 pixels
Original file
Wikimedia Commons
description page there
You can help
18° 16′ 40.8″ N, 78° 20′ 45.6″ W
Kartographer map based on OpenStreetMap.
OpenStreetMap
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ElizaJR
Creative Commons
Attribution-Share Alike 3.0 Unported
same or compatible license
depicts
creator
author name string
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https://commons.wikimedia.org/user:ElizaJR

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