Corneal Lens Diameter Gauge

Catalogue Number: 3926
Corneal Lens Diameter Gauge
Category: Equipment
Sub-Category: Contact lens equipment
Corporation: Tama Inc.
Year Of Publication/Manufacture: 1960s
Time Period: 1940 to 1999
Place Of Publication/Manufacture: Chicago, Illinois, USA
Publisher/Manufacturer: Tama Inc.
Description Of Item: White plastic rectangular gauge 71 mm x 36 mm x 6 mm with one face imprinted tama inc. Chicago, Ill. And a conversion scale Points to Inches from 0.5/0.002 to 6.0/0.024 and two wells12 mm diameter marked R and L.The other face has two tapered slots one with a scale 8 to 10 the other 10 to 12 in mm with 0.1 mm divisions.
Historical Significance: Gauge used to measure the diameter of corneal contact lenses by sliding the lens along tapered groove until it cannot be moved. The diameter of the lens in millimetres is read off the scale.
How Acquired: Donated by Bruce Workman
Date Acquired: 20-4-2019
Condition: Good
Location: Archive room. West wall. Unit 6 Drawer 2

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