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Summary

Description
English: By Paul Chin (paul1513); self created; a block diagram of the Zeiss Biotar 58mm f/2, the first very wide aperture photographic lens for 35mm single-lens reflex cameras.
Date 10 November 2010 (original upload date)
Source Transferred from en.wikipedia to Commons by Vladsinger using CommonsHelper.
Author Paul1513 at English Wikipedia

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Original upload log

The original description page was here. All following user names refer to en.wikipedia.
  • 2010-11-22 20:17 Paul1513 765 × 765 (12492 bytes)
  • 2010-11-10 20:22 Paul1513 765 × 990 (12490 bytes) By Paul Chin (paul1513); self created; a block diagram of the Zeiss Biotar 58mm f/2, the first very wide aperture photographic lens for 35mm single-lens reflex cameras.

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10 November 2010

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File history

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Date/TimeThumbnailDimensionsUserComment
current20:57, 17 May 2012Thumbnail for version as of 20:57, 17 May 2012370 × 387 (19 KB)OgreBot(BOT): Reverting to most recent version before archival
20:57, 17 May 2012Thumbnail for version as of 20:57, 17 May 2012765 × 990 (12 KB)OgreBot(BOT): Uploading old version of file from en.wikipedia; originally uploaded on 2010-11-10 20:22:55 by Paul1513
17:52, 17 May 2012Thumbnail for version as of 17:52, 17 May 2012370 × 387 (19 KB)Vladsingerwhitespace
17:50, 17 May 2012Thumbnail for version as of 17:50, 17 May 2012765 × 765 (12 KB)File Upload Bot (Magnus Manske)Transfered from en.wikipedia by User:Vladsinger using CommonsHelper

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