| 摘要 |
A zoom lens comprising, from front to rear, a focusing lens group, a variator lens group, a compensator lens group and a relay lens group, the relay lens group consisting of a front part and a rear part with a longest air spacing therebetween, and the rear part including a first movable lens component arranged upon setting of macro photography made to move along an optical axis, and a second movable lens component arranged upon setting of tracking adjustment made to move along the optical axis.
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