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Rotary trial case
TRIAL CASES, FRAMES AND REFRACTOR HEADS
trial case
Raphael's Ltd
Europe: United Kingdom
c.1935
wood; metal
1999.3035
TRIAL CASES, FRAMES AND REFRACTOR HEADS
trial case
Raphael's Ltd
Europe: United Kingdom
c.1935
wood; metal
Rotary trial case (lenses missing) consisting of a revolving wooden barrel with slots and white scale marked 0.12 to 20, set above a grey metal plate within a black wooden frame.
1999.3035
Gift of Mr O.P. Raphael, 1935