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Home > Museum and Artwork > Optometrist's Datum Rule

Dublin Core

Title

Optometrist's Datum Rule

Description

For measuring spectacle frames, etc., showing pupillary distances, heights, projections and calibres.
Constructed of white celluloid.

Date

1930-1960

Identifier

2007/2.5

Physical Object Item Type Metadata

Physical Dimensions

20.5x8cm

Materials

Celluloid

Optometrist's Datum Rule

Physical Object Item Type Metadata

Physical Dimensions

20.5x8cm

Materials

Celluloid

Files

2007.2.5_datum rule.jpg

Collection

Citation

“Optometrist's Datum Rule,” Heritage, accessed December 12, 2018, https://heritage.rcpsg.ac.uk/items/show/261.