Wikimedia Commons

File:Ernostar Lens Design Type1 DRP458499.jpg

Original file ‎(855 × 879 pixels, file size: 272 KB, MIME type: image/jpeg)

Captions

Captions

Add a one-line explanation of what this file represents

Summary edit

Description
English: This is the original drawing by Ludwig Bertele, optics designer at Ernemann-Werke AG, Dresden, in his invention of the Ernostar photographic objective (DRP 468499). I only added the straight horizontal optical axis line.
Date
Source Deutsches Reich - Patentamt - Patentschrift 458499
Author Trinitrix

The original of this image appeared in "Amtliche Bekanntmachungen" of the German Reichspatentamt in 1928. The German copyright law releases all material appearing in such official notifications into the public domain.

Licensing edit

Public domain This image is in the public domain according to German copyright law because it is part of a statute, ordinance, official decree or judgment (official work) issued by a German authority or court (§ 5 Abs.1 UrhG).

dansk ∙ Deutsch ∙ English ∙ español ∙ Esperanto ∙ français ∙ italiano ∙ Malti ∙ Nederlands ∙ polski ∙ sicilianu ∙ suomi ∙ svenska ∙ Tiếng Việt ∙ македонски ∙ русский ∙ українська ∙ বাংলা ∙ 日本語 ∙ 中文（简体） ∙ 中文（繁體） ∙ العربية ∙ +/−

File history

Click on a date/time to view the file as it appeared at that time.

Date/TimeThumbnailDimensionsUserComment
current22:10, 3 August 2010Thumbnail for version as of 22:10, 3 August 2010855 × 879 (272 KB)Trinitrix (talk | contribs){{Information |Description={{en|1=This is the original drawing by Ludwig Bertele, optics designer at Ernemann-Werke AG, Dreseden, in his invention of the Ernostar photographic objective (DRP 468499). }} |Source=Deutsches Reich - Patentamt - Patentschrift

You cannot overwrite this file.

There are no pages that use this file.

File usage on other wikis

The following other wikis use this file:

Metadata

This file contains additional information such as Exif metadata which may have been added by the digital camera, scanner, or software program used to create or digitize it. If the file has been modified from its original state, some details such as the timestamp may not fully reflect those of the original file. The timestamp is only as accurate as the clock in the camera, and it may be completely wrong.

Retrieved from "https://commons.wikimedia.org/w/index.php?title=File:Ernostar_Lens_Design_Type1_DRP458499.jpg&oldid=788700134"