File:Lens6b-fr.svg
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 06:49, 2 July 2018 | 400 × 250 (1 KB) | Glrx | Reverted to version as of 08:52, 15 April 2018 (UTC); MediaWiki defaults to "en"! | |
06:44, 2 July 2018 | 512 × 320 (3 KB) | Glrx | switch translations | ||
08:52, 15 April 2018 | 400 × 250 (1 KB) | Sarang | This is an example to develop the different language versions; this version not yet with "text switch" | ||
11:27, 28 May 2010 | 415 × 250 (45 KB) | Eric Bajart | {{Information |Description={{en|1=For an achromatic doublet, visible wavelengths have approximately the same focal length}} {{fr|1=Avec une lentille achromatique, les différentes longueurs d'onde du spectre visible ont a peu près la même distance focal |
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