(under subclass 41) Subject matter wherein rimless or rimmed lenses are suspended from or mounted on a usually rectilinear rod, or are suspended from or mounted on oppositely extending bars embodying nose engaging means.
(1) Note. The lenses in the above structure may be adjustable in various spaced relations to each other. The points of connection of the lenses and temples with the bar or rod are generally outside of the range of vision.
SEE OR SEARCH THIS CLASS, SUBCLASS:
57+, for spectacles with auxiliary lenses movable in and out of the optical path.
107, for brace-arm-type mountings with adjustable lenses.
