Objects

Viewing Record 187 of 279
Previous Record  Next Record
Switch Views: Lightbox | Image List | List

optometric rule / measuring scale
OPTOMETRIC INSTRUMENTS
rule
wood

Long wooden rule with one V-shaped end. Obverse features Age scale from 10 to 55, A.C. (accommodation) scale from 18 to 1.5 and A.M.P. (amplitude) scale from 6 to 66.


1999.3045

Browse by