Objects
Hartridge Reversion Spectroscope
OPTOMETRIC INSTRUMENTS
spectroscope
W.H. Grayling
Europe: United Kingdom, England, Cambridgeshire, Cambridge
1920s?
metal; brass; wood
overall: 85 x 130 x 105 mm
2005.361
OPTOMETRIC INSTRUMENTS
spectroscope
W.H. Grayling
Europe: United Kingdom, England, Cambridgeshire, Cambridge
1920s?
metal; brass; wood
overall: 85 x 130 x 105 mm
Spectroscope. Consisting of brass tube, capped, with variable slit aperture. Sprung steel contact. 'Knife' pointer moving along curving scale. Shaped wooden base.
2005.361
Ex Monica Britton Collection, Bristol