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Hand-coloured 1820 engraving of Optics plate XII showing numbered microscopes, lenses, and light-ray diagrams on a cream background.

Optics: various microscopes. Coloured engraving by J. Pass, 1820.

A hand-coloured engraved plate titled Optics, Plate XII, showing numbered diagrams and brass instruments: a reflecting microscope on a wooden stand, a tripod solar microscope with a red-painted box, and small lenses and ray diagrams. The labels at the bottom name the instruments.

Artist
Pass, J.
Date
1820
Medium
Engravings
Source
Wellcome Collection
Size
3087 × 4000 px
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Public domain · Wellcome Collection marks it Public Domain Mark; made by 1820.
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: Óptica lámina XII: microscopios reflectores, solares y lucernales, 1820

Una lámina grabada y coloreada a mano, titulada Óptica, Lámina XII, con diagramas numerados e instrumentos de latón: un microscopio reflector sobre una base de madera, un microscopio solar de trípode con una caja pintada de rojo, y pequeñas lentes y diagramas de rayos. Las leyendas inferiores nombran los instrumentos.

Português: Óptica prancha XII: microscópios refletores, solares e lucernais, 1820

Uma gravura colorida à mão, intitulada Óptica, Prancha XII, com diagramas numerados e instrumentos de latão: um microscópio refletor sobre uma base de madeira, um microscópio solar de tripé com uma caixa pintada de vermelho, e pequenas lentes e diagramas de raios. As legendas inferiores nomeiam os instrumentos.