optical instrument (part of speech: noun)
field glasses, magnifying glass, camera, optical instrument, periscope, microscope, eyepiece, magnifier, prism, concave lens, lens, mirror, pince-nez, convex lens, ocular, telescope, condenser, binocular, lorgnette
- The Englishman is thin and tall; He screws an eyeglass in his face, And talks with a reluctant drawl. - "Verse and Worse", Harry Graham.
- He actually removed his eyeglass. - "Kent Knowles: Quahaug", Joseph C. Lincoln.
- " In that case," asked Mr. Carrington, still in his easy voice, but with a quick turn of his eyeglass towards the lawyer, " why was no outside assistance called in at once?" - "Simon", J. Storer Clouston.