| Lens, camera, surgical / Lens, condensing, diagnostic | 20 | — |
| Loupe, diagnostic/surgical / Loupe, binocular, low power | 19 | — |
| Microscope, surgical, general & plastic surgery / Microscope, surgical | 12 | — |
| Ophthalmoscope, ac-powered / Ophthalmoscope, battery-powered | 6 | — |