Spectacles and contact lenses
Devices which enable a person to focus her/his vision. Included are, e.g. spectacle frames and electronic glasses.22 03 06 01
Spectacle frames
(1 product series)Spectacle frames with special properties.
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Electronic glasses
(2 product series)Electronic devices for improving sight by offering an adjusted reflexion of the surroundings through e.g. enlargement, optimizing of contrast and colour, or focal sections.