Trial Case

Catalogue Number: 1998
Trial Case
Category: Equipment
Sub-Category: Trial lens case
Year Of Publication/Manufacture: c1890
Time Period: 19th C
Description Of Item: Wooden trial case covered in black leatherette with hinged lid, brass hinges and single brass clasp. Red satin lining in lid. Rimless spherical lenses 36mm diameter, concave & convex, in pairs from 0.25DS to 8.0DS including 0.62, 0.87 & 1.12 DS. Power engraved on each lens. Case also includes nickel plated steel simple half-eye trial frame, black painted brass 38mm disc (occluder) and a small cardboard box of lens power labels. Dimensions: L:25.5cm x W:21.3cm x H:5.0cm
How Acquired: Not known
Condition: Good
Location: Archive office. East wall shelves unit 2

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