Collimator telescope

Made:
1860-1880 in London
maker:
Troughton and Simms Limited

Collimator telescope, 1 1/2-inch aperture and 10-inch focal length, and mahogany case, by Troughton & Simms, London. Used for levelling and adjustment of a transit instrument.

Details

Category:
Astronomy
Object Number:
2001-687
Materials:
brass, glass and mahogany
Measurements:
overall: 75 x 310 x 100 mm
type:
collimator telescope
credit:
University of Oxford (Dept of Physics)

Parts

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