对于专业人员，则可在后续工作中重新回看照片，对焦距进行细微调整。
Professionals, meanwhile, can revisit photos and tweak the focus during the course of the work.
所述第一致动器用于变焦，所述第二致动器用于微调对焦。
The first actuator is used for zooming and the second actuator is used for micro-adjustment focusing.
所述第一致动器用于变焦，所述第二致动器用于微调对焦。
The first actuator is used for zooming and the second actuator is used for micro-adjustment focusing.
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