METHOD OF MEASURING DIAMETER OF PUPIL AND PUPILLOMETER

摘要

PPROBLEM TO BE SOLVED: To provide a pupillometer which permits the diameter of a pupil to be accurately measured and improves treatment performance of intraocular lens implantation and keratorefractive surgery. PSOLUTION: The pupillometer includes a housing having a first opening arranged in front of a subject's eye and a second opening intersecting the line of vision of the subject facing forward and providing the subject with daily sight, a reflector arranged diagonally with respect to the line of vision and transmitting visible light incoming from the second opening and reflecting infrared rays irradiating the subject's eyes, and an imager imaging an infrared image formed by the infrared rays reflected by the reflector. PCOPYRIGHT: (C)2011,JPO&INPIT