Cased trial set of rimless spherical lenses

Catalogue Number: 1544
Cased trial set of rimless spherical lenses
Category: Equipment
Sub-Category: Trial lens case
Year Of Publication/Manufacture: c1905
Time Period: 1900 to 1939
Description Of Item: Small timber cased trial set of spherical lenses only. No rims on lenses. Case labelled with lens powers in dioptres & inches. Each lens has power engraved in inches. Trial frame included of unusual design: each eye rim has a sprung top cover to hold lens in place. Nickel alloy. Fixed bridge stamped 62, tapered sides with loop ends. Also a lens handling tool (nickel alloy) to position a lens in front of patient's eye. Case: 26.5 cm W x 26.0 cm D x 6.3 cm H
How Acquired: On loan from Optometrists Association of Australia via Joe Chakman
Date Acquired: 02.08.2010
Condition: Excellent
Location: Archive office. East wall shelves unit 2

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