Axial Commons Image Treasury
Six panels of concentric coloured rings crossed by dark brushes, a crystal optics diagram titled Anneaux Colorés, from Le Monde Physique plate VII.

Optics: crystals exhibiting interference colours. Colour mezzotint [?] by R.H. Digeon, ca. 1883, after J. Silbermann.

Six framed panels show concentric coloured rings crossed by dark bands, arranged in pairs of columns and rows on a cream ground. The rings shift from rainbow hues at the centre to fine grey lines outward, with black cross-shaped brushes marking the optic axes. Printed text reads Le Monde Physique and Anneaux Colorés.

Artist
Silbermann, J.
Date
1883
Medium
Mezzotints
Source
Wellcome Collection
Size
2707 × 4000 px
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Public domain · Wellcome Collection marks it Public Domain Mark; made by 1883.
Rights checked 2026-11-05 · tier A · as stated by the source: Public Domain Mark (Wellcome Collection)

Credit (appreciated, not required for public-domain works): Wellcome Collection

Español: Anillos de color por interferencia en cristales, lámina VII

Seis paneles enmarcados muestran anillos concéntricos de color cruzados por bandas oscuras, dispuestos en dos columnas y tres filas sobre un fondo crema. Los anillos pasan de tonos arcoíris en el centro a líneas grises finas hacia afuera, con cruces negras que marcan los ejes ópticos. El texto impreso dice Le Monde Physique y Anneaux Colorés.

Português: Anéis coloridos de interferência em cristais, prancha VII

Seis painéis emoldurados mostram anéis concêntricos coloridos cortados por faixas escuras, dispostos em duas colunas e três fileiras sobre um fundo creme. Os anéis vão de tons de arco-íris no centro a linhas cinzentas finas nas bordas, com cruzes pretas marcando os eixos ópticos. O texto impresso diz Le Monde Physique e Anneaux Colorés.