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LicensePair of protective sun spectacles with colbalt blue glass lens
Science Museum Group
© The Board of Trustees of the Science Museum
Pair of protective sun spectacles with colbalt blue glass lens, both front and at sides, in metal frames, unsigned, European, 1800-1850. Part of various accessories used by William Crookes in his spectroscopic observations
Details
- Category:
- Optics
- Object Number:
- 1923-372/3
- Materials:
- glass and steel (metal)
- Measurements:
-
overall (closed): 32 mm x 125 mm x 30 mm,
overall weight: .062kg
- type:
- sun-glasses