Engelsk navneord: optical instrument | |||
| 1. | optical instrument (om genstand) an instrument designed to aid vision | ||
| Mindre specifikke termer | instrument | ||
| Mere specifikke termer | binoculars, esophagoscope, eyeglasses, field glasses, glasses, jeweler's glass, oesophagoscope, opera glasses, periscope, prism spectroscope, projector, sights, specs, spectacles, spectroscope | ||
| Omfatter disse specifikke termer | lens, lens system, lense | ||