manual zoom

基本解释

All zoom , focus, and lens shift adjustments are manual.
所有的变焦，聚焦和镜头移动调整手册。
So for the record, let us note that the unit has manual zoom and focus, whereas some of the competing units are powered.
那麽正式记录在案，让我们注意到，单位有手工徒升和焦点，但是一些竞争的单位供给动力。

The HD lens has a focal range of 29mm-667mm (35mm equivalent) and includes manual focus, servo zoom, and iris rings, along with three ND filters and a removable hood.
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The PowerShot G6 - One of two new seven megapixel cameras (the other being the S70), the G6 has almost the same 4x optical zoom lens as the G5, tons of manual controls, and a 2-inch foldout LCD screen.
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The HC-V520 also makes an appearance with its 50x optical zoom full HD and 5-axis OIS. If you want some 3MOS action with manual ring, EVF and level gauge action then the HC-X920 is the one for you.
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