Photograph of the instruments used by the British expedition when observing the 1919 total solar eclipse in Brazil.
1919
Heliostat by Jules Duboscq, 1850-1880
1850-1880
Heliostat by Spencer & Son
1860-1890
Heliostat, contrived by the late G. Johnstone Stoney
1895
Circular Glass Mirror, Silver and Platinised, by Leon Foucault, 1857-1868
1857-1868
Italian draw-tube refracting telescope, 1714-1722
1714-1722
Heliostat with spring driven clock drive for use with table top spectrometers by Adam Hilger Ltd.
1919
Speculum Metal Mirror, 1850-70
1850-1870
Speculum Mirror, 1861
1861
White enamel glass mirror and box, by William Herschel
1780-1800
Primary metal speculum mirror with central hole
1840-1850
Catadioptric reflecting telescope
1960-1975
Model of Ayn Yantra at Jaipur Observatory, 1884-1886
1884-1886
Telescope Eyepiece from Great Rosse Telescope, 1845-1850
1845-1850
Photomultiplier tube
1967
Speculum Metal Mirror, 1840-60
1840-1860
Sample radio receiver for the James Clerk Maxwell sub-millimetre radio telescope, 1986
1986
Drawing of Lord Rosse's machine
1915
Solar eyepiece (Herschel wedge) with two dark glass filters by John Browning
1860-1880
Grazing incidence spectrometer GIS
1993-1995
Glass disc for telescope mirror
1840-1870
Circular glass mirror (80 mm)
1960-1970
Model of pointer to the North Pole (Druv Nal)
1884-1886
model of equatorially mounted circles (Chakra Yantra)
1884-1886
models of Celestial hemispheres (Kapali)
1884-1886
Mahogany chest of telescope eyepieces
1850-1900
Cardboard draw tube telescope
1751-1800
Model of Narivalaya at Jaipur Observatory, 1884-1886
1884-1886
Circular quartz planar mirror (5-inch)
1960-1970
Eleven astronomical eyepieces and one terrestrial eyepiece
1860-1890
Glass wedge mirror aluminised on the hypotenuse surface
1960-1970
Silvered and platinized glass (Foucault)
1857-1868
Sample panel and adjustor for the James Clerk Maxwell Sub-millimetre telescope, 1986
1986
Sample panel and adjustor for the James Clerk Maxwell Sub-millimetre telescope, 1986
1986
Optical parts of Lassell's telescope
1840-1850
Sample panel and adjustor for the James Clerk Maxwell Sub-millimetre telescope, 1986
1986
Working Model of Radio Dish from One Mile Telescope,Cambridge
1964
Model of altitude circle (Unnatansha Yantra)
1884-1886
Accessories for Meade Starfinder Dobsonian telescope
1995
Components of Peek telescope equatorial mounting
1871
Skeleton Tube for Large Reflecting Telescope
1888-1889
Eyepiece for solar observations
1875-1900
Dialytic telescope of 60 mm aperture and 750 mm focal length by S.G. Plössl
1830-1840
Mahogany veneer wooden tube for Peek telescope
1867-1871
Small heliostat on mahogany base/stand with clockwork drive
1875-1885
Driving clock and components from Peek equatorial mounting
1871
Accessories for Newtonian reflecting telescope made by William Herschel for the Radcliffe Observatory
1812
Brass eyepiece for the reflecting telescope of 9-inch aperture by James Short
1767-1768
Brass eyepiece for the reflecting telescope of 9-inch aperture by James Short
1767-1768
Circular glass mirror (4 1/2-inch)
1934