Stereo-daguerreotype of optical instruments, c 1855.

Monocular microscope, c 1870.

Maddox wing test instrument, c 1920-1937.

Illustration of a man operating an optical pyrometer from the Cambridge Scientific Instrument Co.

Rife's prismatic compound microscope No 5, 1938.

Trade card of Dollond & Co, scientific instrument makers, 19th century.

Fundraising leaflet for the Good Samaritan Optical Clinic, c 1930.

Trade card of F Braga, scientific instrument maker, 19th century.

Trade card of W & S Jones, optical and mathematical instrument makers, 1828.

Catalogue of Henry Pyefinch, instrument maker, c 1800s.

Trade card of John Gilbert, instrument maker, London, 19th century.

Prototype Apollo Lunar Optical Rendezvous System (LORS), 1966.