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US3738065A
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Machine for trimming and bevelling the edges of ophthalmic lenses
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US3687528A
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Ophthalmic lenses with a progressively varying focal power
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US3628874A
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Compact optical sighting level with internal fine setting of the horizontality of the line of sight
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GB1292202A
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Improvements in or relating to opthalmic lenses
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US3657802A
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Method and apparatus for securing metal mounting elements on a glass surface
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DE1923898A1
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Fixing a metal frame to ophthalmic glass - optical lenses and glass panels
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US3584384A
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Oscillating and sliding coupling,notably for compasses
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GB1241772A
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Improvements in or relating to the edging of optical lenses
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FR96099E
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Tacheometer.
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FR1523358A
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Further training in lens surfacing machines, in particular ophthalmic lenses
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FR1523270A
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Portable photocoagulator
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GB1164732A
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Improvements in or relating to Apparatus for Mounting an Untrimmed Spectacle Lens for Trimming on a Trimming Machine
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GB1106108A
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Improvements in or relating to optical measuring apparatus for spectacles
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US3260562A
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Split rim spectacle mounting with tensioning bar and connecting linkage
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FR59576E
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Improvement in spectacle frames
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GB683614A
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|
Improvements in spectacles
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FR982631A
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Improvement in spectacle frames
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FR58818E
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Eyewear glass
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FR966964A
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Sophisticated spectacle frame
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FR933568A
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Device for measuring topographic bases
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