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File:Posographe de Robert Kaufmann - 1922.jpg

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Summary

Description
English: Kaufmann's Posographe or exposure calculator from 1922
Français : Calculateur de pose "Posographe" inventé par Robert Kaufmann en 1922
Date
Source Own work
Author Pmau

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CameraThis picture won the second place in the Photo challenge Analog photography equipment in April 2015.

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Captions

1922 posographe or exposure calculator, by Auguste-Robert Kaufmann (d. 1927)

Items portrayed in this file

depicts

inception

4 April 2015

exposure time

0.004 second

focal length

100 millimetre

media type

image/jpeg

File history

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Date/TimeThumbnailDimensionsUserComment
current16:21, 25 November 2015Thumbnail for version as of 16:21, 25 November 20155,616 × 3,744 (6.15 MB)PmauRemove dust spots
17:47, 30 April 2015Thumbnail for version as of 17:47, 30 April 20152,250 × 1,500 (1.24 MB)PmauUser created page with UploadWizard

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