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Set of four charts originally from a revolving test cabinet
TEST CHARTS
test chart
Rayner & Keeler Ltd
Europe: United Kingdom
Late 20th c.
perspex
each chart: 477 mm x 206 mm

Set of four charts originally from an illuminated revolving test cabinet. Snellen-type non-serif reversed test letter type. Chart 1: Ten rows of black lettering. Sizes 60, 36, 24, 18, 12, 9, 6, 5, 4, 3. Includes manufacturer's inscription and a velcro pad for attaching an occluder. Chart 2: Nine rows of black lettering. Sizes 60, 36, 24, 18, 12, 9, 7.5, 6, 5. Chart 3: Nine rows of black lettering. Sizes 60, 36, 24, 18, 12, 9, 6, 5, 4. Includes a velcro pad for attaching an occluder. Chart 4: Seven rows of black numerals. Sizes 60, 38, 24, 18, 12, 9, 6. Includes a velcro pad for attaching an occluder.


2014.796

Gift of Mrs Margeurite Knight via Mr and Mrs Thompson, 2014



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