Wilson photometric gauge

maker:
Adam Hilger

Wilson photometric gauge, with switch board

Details

Category:
Industrial Metrology
Object Number:
1919-489
Measurements:
Photometric gauge: 460 mm x 1210 mm x 310 mm,
Swtich board: 230 mm x 680 mm x 320 mm,
type:
projection comparator
credit:
Ministry of Munitions

Parts

Photometric gauge by Adam Hilger and Wilson, London, NW1, England, c. 1874-1904.

Photometric gauge by Adam Hilger and Wilson

Photometric gauge by Adam Hilger and Wilson, London, NW1, England, c. 1874-1904.

Object Number:
1919-489/1
type:
photometric measurement instrument
Glass slide of the Wilson Photometric gauge

Glass slide of the Wilson Photometric gauge

Glass slide of the Wilson Photometric gauge

Measurements:
overall: 9.8425 x 11.811 x .1969 in.; 25 x 30 x .5 cm
Materials:
glass
Object Number:
1919-489/2
type:
photometric gauge (photo. slide)