Gregorian reflecting telescope of 2 1/2 inch aperture and 18 inch focal length by Benjamin Martin

Gregorian reflecting telescope of 2 1/2 inch aperture and 18 inch focal length by Benjamin Martin, London, on an altazimuth stand with a folding claw foot tripod and oak case.

Details

Category:
Astronomy
Object Number:
1919-326
Materials:
brass, iron, speculum metal, glass, wood and complete
type:
telescope - gregorian and telescope - reflecting
credit:
Mr Thomas H. Court

Parts

Case for Gregorian reflecting telescope of 2 1/2 inch aperture and 18 inch focal length by Benjamin Martin

Case for Gregorian reflecting telescope of 2 1/2 inch aperture and 18 inch focal length by Benjamin Martin

Case for Gregorian reflecting telescope of 2 1/2 inch aperture and 18 inch focal length by Benjamin Martin, London, on an altazimuth stand with a folding claw foot tripod.

Materials:
oak , iron and complete
Object Number:
1919-326 Pt1
type:
component , storage boxes and instruments
Image ©
The Board of Trustees of the Science Museum