351 / | HD | OPTICS: EYE EXAMINING, VISION TESTING AND CORRECTING |
41 | DF | SPECTACLES AND EYEGLASSES {29} |
83 | .~ Continuous rim mounting {6} | |
84 | DF | .~.~> With rotating means for multifocal lenses |
85 | DF | .~.~> Upper rim portion slotted |
86 | DF | .~.~> With lens retaining or locking means |
87 | DF | .~.~> Nose guards or pads integral with frame |
88 | DF | .~.~> Nose guards or pads removable or adjustable |
89 | DF | .~.~> With brace arm temple support |