A brown leather case contains a black metal optical instrument. At one end of the instrument is a viewing port and at the opposite end is a port for admitting light. Covering one side of the instrument is a black plate attached to the instrument with brass screws. On the plate is a series of brass-coloured switches.
Inside the case is an additional viewing piece with a glass window. The glass on this piece is broken.
Accession Number: 2016.phlt.1.97.1-2
Alternative Name:
Primary Materials: Brass, Steel
Markings:
Case: Length = 9.5, Width = 9, Height = 18.
This instrument is used to measure the level of ambient light in a space.
Very Good: The buckle on the leather case is damaged. The second glass viewing piece is broken.
Associated Instruments:
Manufacturer: Bennett-Casela. London, England.
Date of Manufacture:
Provenance:
Additional Information and References:
Historical Notes:
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