Lens for 6-inch altazimuth theodolite

Made:
1801-1850
maker:
Dollond family

Lens for 6-inch altazimuth theodolite by Dollond, first half 19th century.

Details

Category:
Surveying
Object Number:
1935-262 Pt4
Materials:
brass (copper, zinc alloy) and glass
type:
lens
taxonomy:
  • tools and equipment
  • equipment by process
  • image making equipment
credit:
Mrs. M. Connal.