| 摘要 |
<p>A vision test apparatus includes a light occluding casing and viewer connected to the casing which comprises a front lens. A mirror is rotatably mounted to the inside of the casing behind the front lens. An image display is movably mounted to the inside of the casing. An auxiliary lens is movably mounted to the inside of the casing and in alignment between the image display and the mirror whereby an image that is displayed on the image display passes through the auxiliary lens reflects off of the mirror and passes through the front lens.</p> |
