Galilean bone telescope in two sections with removable lense-cap at one ens, unsigned, Europe, 1600-1850. The thread of the screw connecting the two halves is not holding them together.
Details
- Category:
- Optics
- Object Number:
- 1938-148
- Measurements:
-
overall: 151 mm 21 mm, .059kg
- credit:
- Sotheby and Compan