| 摘要 |
An ophthalmic is injection molded and/or, compression molded to provide a single use lens. An exemplary ophthalmic lens may comprise: a grip portion, an eye contacting portion and a main body portion disposed between the grip portion and the eye contacting portion wherein the grip portion, the eye contacting portion and the main body portion are integrally formed of an polymethylmethacrylate having a specific gravity of 1.1-1.8, the eye contacting portion is shaped to contact the cornea of the eye, and the main body portion has a curved sidewall with an arc extending in a direction from the grip portion towards the eye contacting portion, the arc having a length that is at least 1.15 times the length of a chord of the arc and the main body having at least one mirror surface for reflecting light to and from the eye contacting portion. |
