近距离聚焦（Close Range Focusing） 大大地睁开双眼。有规律地呼吸，两眼聚焦在这一点上保持15秒钟之久，或保持到双眼开始感疲劳的时候，这两种情况随便哪一种先出...
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While he could mount the lens, if it was not focused at it's closest regular focusing distance, the close up range was inoperative due to some sort of internal body restrictions.
他能装上镜头，如果不能在常规对焦区间的最近端对焦，那么近距对焦就不能工作，原因是机身内部的某种限制。
THEN pull the focusing barrel out slightly, and the lens barrel can be swung over farther to the left, to get into the close focusing range.
然后轻轻将镜头的调焦筒拉出，镜筒就可以继续向左转动以获得更近的对焦距离。
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