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Universal 547 simple adjustable trial frame
TRIAL CASES, FRAMES AND REFRACTOR HEADS
trial frame
Hasegawa Bicoh Co. Ltd
Asia: Japan
Early 21st c.
plastic; metal
overall: 65 mm x 144 mm

Trial frame. Light grey metal frame. Adjustable for bridge height, P.D. and temple angle. Grey plastic pad bridge. Capacity eight trial lenses. Three lens clips in front of eyes and one behind. Front clips revolve. Three quarters-circular black and silver scales marked 0-180-25. Knurled plastic wheels to adjust joint angle. Extending plastic sides with wide drop-end terminals.


2011.757

Gift of Mrs Jill Evershed Martin, 2011



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