Model of a Penrose staircase
1968
Refracting telescope with achromatic lens, made by the Dollond family
1760-1775
Telescope by Christopher Cock
1673
Phantasmagoria magic lantern, late 18th century
1780-1800
‘Visual glasses’ designed by Benjamin Martin
1756-1800
Telescope by John Marshall
1685-1695
Telescope by John Yarwell.
1685-1695
Japanese magic mirror
Pair of plastic National Health Service spectacles
circa 1950
Handheld reading lens and case
1680-1700
Camera obscura
1845-1855
Gunsight telescope
Box-type Camera Obscura
1795-1805
Reflecting stereoscope originally used by Sir Charles Wheatstone
1845-1855
Pair of opera glasses with ivory and brass body
1862-1901
Military sighting telescope.
1916
Pair of collapsible lightweight folding field glass binoculars
1910-1927
Colour filters, (Claude Lorrain glasses)
1800-1825
Delactis' 8x40 binocular serial number 1430186 by Carl Zeiss
1925-1929
Sighting telescope for Maxim machine gun
1912-1918
Pair of Zoom 7x to 14x35 binoculars
1970-1979
Five synthetic ruby laser rods
1969
Crawford UV monitor type 760 by the Littlemore Sci. Eng. Co. Oxford
1960-1969 (estimated)
Japanese magic mirror
Galilean binoculars, British Army Mark V type
1911
Kershaw 'Vanguard' 10x50 Prismatic binocular no 71193
1950-1959
Telescope by Utzschneider and Fraunhofer
1807-1838
Phakoscope designed by Hermann von Helmhotz
1870-1878
New Patent Jewel Kaleidoscope, 1854-1863
1854-1863
Pair of Nike V12 sports sunglasses
1997
Artists' aid (Claude glass)
1801-1820
Cataract glasses in case c. 1971
circa 1971
Pair of miniature prismatic ‘Porro’ type field glass binoculars
1910-1930
Stereoscope by Jules Duboscq
William Herschel’s ‘infrared’ prism
1795-1805
Pair of prismatic ‘Porro’ type field glass binoculars
1916
Gold coloured eye glasses with handle
1838-1860
Cosmorama Stereoscope, English, 1854-1865
1854-1857
'Fernglas 08' Galilean binoculars, in case
1908-1918
Zeiss 7x50 binocular with Porro-II prisms and coated optics
1937-1945
Claude Lorrain mirror in fish-skin case
1801-1820
Pair of miniature folding opera glass binoculars
1910-1939
Camera Lucida by Zeiss for use with microscope
Polycentral Kaleidoscope, 1880-1900
1880-1900
Camera Lucida by Lechertier Barbe
1890-1900
Camera unit for AGA Thermovision 750 infrared imaging system with integral lead connector
1977
Two-power artillery periscope by C. P. Goerz
1917
Waymouth-Cooke naval rangefinder by T. Cooke and Sons Ltd.
Casket portrait in relief (Henry Swan's crystal cube)
1860-1865
'Weldon' type pocket rangefinder.
1890-1910