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Image: Ernostarf18text
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Description: A block diagram of the Ernostar, the first successful wide aperture photographic camera lens.
Title: Ernostarf18text
Credit: By Paul Chin (paul1513 (talk)); self created;
Author: Paul1513 at en.wikipedia
Usage Terms: Creative Commons Attribution-Share Alike 3.0
License: CC BY-SA 3.0
License Link: https://creativecommons.org/licenses/by-sa/3.0
Attribution Required?: Yes
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