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best form lens demonstrator / toric demonstrator
MANUFACTURING AND DISPENSING EQUIPMENT
best form lens demonstrator
Raphael's Ltd
Europe: United Kingdom
c.1924
metal

Black metal funnel-shaped projector containing a colour picture. Attached to square-section rod with projection target at end and two folding lens clips (and lenses) half way along. White metal stem (handle). Purple electrical flex and two-pin plug.


1999.3053

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thumbnail best form lens demonstrator / toric demonstrator
Raphael's Ltd
1924
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