Prototype beam splitter for the Advanced Laser Interferometer Gravitational Wave Observatory (aLIGO)
2008 (prototype)
Clockwork drive, for refracting telescope of 5.9-inch aperture
1829
Refracting telescope of 5.9-inch aperture, mounted on English type equatorial mounting with off-set lead counterweight
1829
Wood piece from bottom of the regulator clock by Cope and Molyneux
1822-1823
Wood piece from Regulator clock by Cope and Molyneux
1822-1823
Movement plates from Regulator clock by Cope and Molyneux
1822-1823
Eye piece lens and segment of draw tube from a draw tube telescope
Part of a refracting telescope
Segment from a draw tube telescope
1700-1750
Brass drive weight from Regulator clock by Cope and Molyneux
1822-1823
Target wheel used in Accelerator Mass Spectrometer at the Radiocarbon Accelerator Unit, Oxford, 1991.
1991
Inner tube of Marindin 90cm base rangefinder
Part of levelling staff, British, 1915-1922
1915-1922
Trifilar eyepiece micrometer in brass
1775-1800
Lind type anemometer, 1870-1876
1870-1876
Coincidence adjustment of rangefinder
Ten test bars for use with polar planimeters
1955-1970
Two lens doublets in drawtube inside another tube
1801-1900
Bag containing two radiosonde parachutes
1980-1990
Four-part square section [screwed] 48-inch excise gauging rule by Joseph Long
1821-1846
Six-part round section [screwed] 60-inch excise gauging rod by Joseph Long
1821-1846
Keyboard for Ferranti Freescan digitiser
1969
Distance Meter for Plane Table, 1765-1775
1765-1775
Cable for Standard Solent Anemometer, 1990-1992
1990-1992
Sonic electronic anemometer, British, 1988
1988
Complete set of smoked plattes
Swiss movement (incomplete and broken) with chronometer escapement
Tapes measuring - repair outfit No.2
1955
Objective lens in brass cell of 3 3/4-inch diameter and 50-inch focal length
1850-1900
Inner tube of Barr and Stroud 2-metre base rangefinder
1920
Lenses for Micromap viewer, 1995-1998
1995-1998
Graphic eyepiece
1845
Fragment of stem of unidentified instrument
199-500
Part of Ground station for German radiosonde
Corner cube for geodimeter range-finder, Swedish, 1977
1977
Radio transmitting set for radiosonde
1973
Sunshine recorder card for August 2nd, 1877
Movement with lever escapement
1820
Chronometer watch movement
French verge movement by Breguet
1775-1800
Rack lever with compensating curb
1808-1825
Centre-seconds stop-watch by Jno. Archer
1737-1738
15-day movement with horizonatal escapement
1831
Small movement with detached lever escapement by Vauchez
1767-1786
Set of (3) wheels used in motion work of a watch
1900-1912
Portion of watch including verge escapement
1900-1912
Pendulum watch with verge escapement and cock
1790
Stop watch movement
1800-1834
Movement with rack-lever escapement
1805-1846
Stop watch mechanism
1775-1785