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refracting unit / phorometer
TRIAL CASES, FRAMES AND REFRACTOR HEADS
refractor head; refracting unit
Mid 20th c.
metal; glass
length of bar: 335 mm
2024.97
TRIAL CASES, FRAMES AND REFRACTOR HEADS
refractor head; refracting unit
Mid 20th c.
metal; glass
length of bar: 335 mm
Phorometer of black metal with spirit level and white metal headrest. Attachment nozzle and cylindrical suspension bar. Flip-down rotary prims, plus auxiiliary Maddox rods, variable prisms and a set of triple-cell trial lens frames.
2024.97
Gift of Mrs Pat Cameron Davies, 2024