Diamond-frame pattern sextant.

Made:
1900-1910 in Neukolln
maker:
H. Haecke

Black-lacquered sextant, diamond-pattern frame, polished brass limb and wooden handle, by H. Haecke, Berlin, Germany, 1901-1910. Consists of Consists of inlaid silver 131° scale (-2° to 152°) with 30’ divisions, silver vernier (1’ divisions) three filter shades (two grey, one green) and reading magnifier (missing). Fitted with threaded telescope bracket with telescope (89 mm, large objective) erect image; extra draw tube (53 mm) erect image and Sight-tube (53 mm). Provided with extra set of horizon filters (two grey, one green), brass cased prism and handle from another instrument.

Details

Category:
Surveying
Object Number:
1920-94
Materials:
brass (copper, zinc alloy), ebony, glass, paint, steel (metal) and wood (unidentified)
type:
sextant
taxonomy:
  • furnishing and equipment
  • measuring device - instrument
credit:
Admiralty Hydrographic Department