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Kollmorgen telescopic trial set
OPHTHALMIC LENSES
sub-normal vision trial case
Kollmorgen Optical Corporation
North America: USA, New York, New York City
1952
metal; wood; velvet; glass
overall (case): 52 mm x 113 mm x 101 mm
2013.735
OPHTHALMIC LENSES
sub-normal vision trial case
Kollmorgen Optical Corporation
North America: USA, New York, New York City
1952
metal; wood; velvet; glass
overall (case): 52 mm x 113 mm x 101 mm
Telescopic unit trial set. Consists of two glass telescopic units in plastic and gilt metal mounts, together with three white metal carrier discs and five gilt metal near vision caps. Contained in brown leather-covered hinged wooden case with yellow metal sliding catch and dark blue velvet lining.
2013.735
The Norman Bier Collection, transfer from City University, 2013