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Slab of 'Optiroid' cellulose acetate with graduated tint
MANUFACTURING AND DISPENSING EQUIPMENT
raw material
Optinova SpA
Europe: Italy
1970s?
plastic
overall: 8 mm x 149 mm x 170 mm
2019.306
MANUFACTURING AND DISPENSING EQUIPMENT
raw material
Optinova SpA
Europe: Italy
1970s?
plastic
overall: 8 mm x 149 mm x 170 mm
Slab of rolled and polished cellulose acetate with graduated tint. (Plastic material for spectacle frame manufacture). Rectangular, with brown striped pattern, opaque in centre and clear at outer edges. Together with supplier's original paper label.
2019.306
Gift of Mr Lawrence Jenkin, 2019