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two trial lens hand frames & case
TRIAL CASES, FRAMES AND REFRACTOR HEADS
trial lens hand frame
20th c.
metal; leather; glass
overall: 235 x 96 mm; case: 175 x 42 x 25 mm

Two hand frames, one yellow metal, one white metal, each consisting of a looped handle and twelve lens rims (the one nearest the handle unglazed) containing trial lenses from 0.5 to 7.0 dioptres. Outer columns of lenses can fold onto central column to provide differing combinations. Contained within double-sided, leather-covered slip case.


2004.34

Gift of the Glasgow Eye Infirmary



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