| 351 / | HD | OPTICS: EYE EXAMINING, VISION TESTING AND CORRECTING |
|
| 41 | DF | SPECTACLES AND EYEGLASSES {29} |
| 111 |  | .~ Temples {12} |
| 112 | DF | .~.~> With pocket clip or clasp |
| 113 | DF | .~.~> Spring biased |
| 114 | DF | .~.~> Resilient or flexible |
| 115 | DF | .~.~> Reversible or axially rotatable |
| 116 | DF | .~.~> Detachable |
| 117 | DF | .~.~> With covered core or rod (e.g., reinforced) |
| 118 | DF | .~.~> Extensible (e.g., with adjustable sleeve member |
| 119 | DF | .~.~> Two-part type (e.g., jointed) |
| 120 | DF | .~.~> Inclined to lens plane |
| 121 | DF | .~.~> With connector |
| 122 | DF | .~.~> With skin protecting earpiece covering |
| 123 | DF | .~.~> With head or ear engaging attachments |