| 摘要 |
A projection perimeter (1) has different colored LED (Light Emitting Diode) light sources (11) illuminating the inside (27) of the cupola (7) through an opening (31) and swinging mirror chain (35) with optical axis (36a) at large angle to the cupola axis (34) to give a stimulus (S1) for measurement of the field of view (32) of the patients eye (37). |
