Glass block, shaped like half a lens
- Made:
- 1850-1924
Glass block, shaped like half lens but probably not for optical use, in leather case, made 1850-1924 (Wellcome No. B875)
Details
- Category:
- Optics
- Collection:
- Sir Henry Wellcome's Museum Collection
- Object Number:
- 1997-1953
- Materials:
- wood (unidentified), brass (copper, zinc alloy), glass, felt, paper (fibre product), leather and cardboard
- Measurements:
-
overall (case closed): 29 mm x 63 mm x 43 mm, 0.062kg
overall (case open): 24 mm x 63 mm x 83 mm, 0.062kg
- type:
- optical glass
- credit:
- Wellcome Trustees