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Ocular goniometer



Beck, London
Ocular goniometer, chrome plated brass with engraved scale and vernier read-out, ocular and cross wires (height 4.5 cm). In wooden case (width 10.2 cm, height 5.8 cm).
Signed "BECK LONDON" on the circle, first half 20th century.

Collection: private collection

Ocular goniometer, Beck, London

Ocular goniometer, Beck, London