Optics: a colour-circle, after M. E. Chevreul. Colour aquatint (?) by R.H. Digeon, ca. 1868.
A printed plate showing a circular colour wheel divided into many radiating segments, shifting from blue and green at top through yellow, red and violet below. Lettering at the bottom reads Classification des couleurs, and the page header names Les phénomènes de la physique.
- Artist
- Digeon, René Henri, active 1866-1872.
- Date
- 1868
- Medium
- Aquatints
- Source
- Wellcome Collection
- Size
- 2623 × 4000 px
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: Círculo de colores según Chevreul, de Les phénomènes de la physique
Una lámina impresa con una rueda de colores circular, dividida en numerosos segmentos radiales que pasan del azul y verde en la parte superior al amarillo, rojo y violeta en la inferior. El texto inferior dice Classification des couleurs y el encabezado nombra Les phénomènes de la physique.
Português: Círculo de cores segundo Chevreul, de Les phénomènes de la physique
Uma prancha impressa com uma roda de cores circular, dividida em muitos segmentos radiais que vão do azul e verde no topo ao amarelo, vermelho e violeta na parte inferior. A legenda inferior diz Classification des couleurs e o cabeçalho cita Les phénomènes de la physique.