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trial frame
TRIAL CASES, FRAMES AND REFRACTOR HEADS
trial frame
c.1920
metal; ivorine
1999.3293
TRIAL CASES, FRAMES AND REFRACTOR HEADS
trial frame
c.1920
metal; ivorine
Trial frame. Shiny white metal. Round eyes with fully revolvable white scales. Cog wheel adjusting. Bridge adjustable via turning knobs for P.D. and nose rest. Double sprung lens clip in front of eye and single lens clip behind. Adjustable flat-section sliding sides with thin wire curl ends.
1999.3293