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trial case
TRIAL CASES, FRAMES AND REFRACTOR HEADS
trial case
Europe: United Kingdom
20th c.
wood

Wooden trial case. Hinged, with two metal clasps of three round post type. Purple/blue lining to lid. Contains 44 concave lenses with white metal frames and handles, 44 convex lenses with yellow metal frames and handles, 15 plus cylinders with white metal frames, handles and marked axes, 24 minus cylinders with yellow metal frames and handles, 9 prisms. Also 2 occluders, stenopaeic slit, maddox rod, variable lens, red filter, green filter, rimless blue filter, empty white metal frame with handle, illuminated magnifier head and 15 spare minus lenses in white metal frames with handles. Also small type card, Snellen Test Types card, Prescription form.


1999.3547

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