File:Bentham head - moire - desaturated luminance.png
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Bentham_head_-_moire_-_desaturated_luminance.png (649 × 584 pixels, file size: 439 KB, MIME type: image/png)
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 06:35, 16 December 2020 | 649 × 584 (439 KB) | Inductiveload | {{Information |Description={{en|1=An engraved image with coloured moire "waves". This is used to illustrate ways to correct it. This image has been desaturated by luminance in GIMP and the moiré pattern is still visible.}} |Source=https://babel.hathitrust.org/cgi/pt?id=mdp.39015004284488&view=1up&seq=9 |Date=1843 |Author=H. W. Pickersgill |Permission= |other_versions=<gallery> File:Bentham_head_-_moire.png|With moire File:Bentham_head_-_moire - desaturated luminance.png|Desaturated by luminan... |
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