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TRIAL CASES, FRAMES AND REFRACTOR HEADS
trial frame
Lombart Instrument
North America: USA, Virginia
1982
metal; plastic
Trial frame. White and black-painted metal. Two round eyes suspended from flat browbar adjustable for p.d. by milled control wheels at either end. Nose rest adjustable for height and angle via double set of milled control wheels. (White plastic nose pad detached). Extending flat-section sides with white plastic drop-end covers. Semi-circular scales to upper and outer edges. Rotating triple lens clip in front of each eye, controlled by a milled wheel to the side, and fixed single lens clip behind each eye.
2018.413
Gift of Mr David Shannon MCOptom, 2018