Refracting telescope of 2 1/4 inch aperture and 36 inch focal length by Trougton

Made:
1790-1826 in London
maker:
Edward Troughton

Refracting telescope of 2 1/4 inch aperture and 36 inch focal length by Trougton, London on an adjustable equatorial mounting with spirit level and tripod stand and box. Accessories include, 2 eyepieces, key , diagonal and filar micrometer.

Details

Category:
Astronomy
Object Number:
1912-221
Materials:
metal
type:
telescope - refracting, equatorial instrument and filar micrometer
credit:
Lyle, R.