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  • Anatomical drawings of the eye. Description of plate facing page 85, shown in M0011086.
  • Diagram of an eye
  • Essay de dioptrique / [Nicolas Hartsoeker].
  • Optics: crystals exhibiting interference colours. Colour mezzotint [?] by R.H. Digeon, ca. 1883, after J. Silbermann.
  • Opticks: or, a treatise of the reflexions, refractions, inflexions and colours of light. Also two treatises of the species and magnitude of curvilinear figures / By Sir Isaac Newton, Knt.
  • Optics: diagrams of reflection and refraction of light. Coloured engraving by J. Pass, 1819.
  • Optics: a simple microscope. Coloured engraving by J. Pass, 1820.
  • Operation for cataract. Manuscript in the Brussels National Library.
  • Optics: lens grinders at work (top) and stages in grinding a lens with the tools used (below). Engraving by Benard after Lucotte.
  • Optics: glass tubes (right) and Leeuwenhoek's first microscope (left) Photograph.