| 摘要 |
PURPOSE: An iris recognizer is provided to enable a user to definitely pose the pupil of the himself or herself, and correctly adjust a recognizer guide and an optical system so that it can make a definite iris recognition possible. CONSTITUTION: The system comprises a front case(10), a cold mirror(20), a camera unit(30), a fixed frame(40), a rotary frame(50), and a lift frame(60). The front case(10) has a holder(12) supporting the cold mirror(20). The cold mirror(20), a kind of a half mirror, passes an infrared ray and reflects visible ray, and includes a guide area for guiding to definitely locate a user's eye by forming the image of the eye on the guide area. The camera unit(30), installed at a back side of the cold mirror(20), includes a plurality of lenses(32) for forming the image of the eye on the guide area. The rotary frame(50) is installed at the fixed frame(40) and supported by a fixed guide screw inserted into a plurality of screw holes. The lift frame(60) is supported upwardly by an elastic member.
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