METHOD OF MOUNTING A MAGNIFYING ATTACHMENT ON A SPECTACLE LENS

1,098,735. Magnifying attachments for spectacles. C.H. KEELER. Aug.24, 1966 [Jan.26, 1966], No.3537/66. Heading G2J. A pair of spectacles have a magnifying attachment 14 attached to at least one lens 12 thereof by means of a metal or plastics sleeve 13, one end 15 of which is cemented into a circula...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	CHARLES H. KEELER
Format:	Patent
Sprache:	eng
Schlagworte:	CONTACT LENSES OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS OPTICS PHYSICS SPECTACLES SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURESAS SPECTACLES
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