| 摘要 |
The device (27) has a coupling portion (21) that attaches main portion to an optical projection system (20). Firm, ring-shaped and transparent contact portions (272) contact peripheral surface area of cornea, when main portion is applied on cornea while leaving round central surface area of the cornea. A laser beam is passed through contact portions into eye tissue covered by peripheral surface area of cornea, when the main portion is coupled to the optical projection system. |
