fine focusing adjustment knob 细调焦距螺旋
slit focusing adjustment 狭缝聚焦调节
substage focusing adjustment 物台下聚焦调节
coarse focusing adjustment knob 粗调焦螺旋
fine filling focusing adjustment knob 细调焦距螺旋
Focusing distance adjustment 聚焦距离调节
adjustment focusing system 聚焦调节系统
Both the aperture and focusing adjustment positions can be fixed by set screws to remain secure in high vibration environments.
光圈和对焦调整都可用螺丝固定以防止由于振动而使其改变。
The aperture, zooming and focusing control speed of the camera can be adjusted, which provides facility for the precise adjustment of the camera lens.
摄像机镜头的光圈、变焦、调焦控制速度可调，为精确调整摄像机镜头提供情报方便。
The report talks about the principles, structure, accuracy analyses, main technical data, characteristics, adjustment and application of a new type internal focusing device for centring.
本报告介绍了一种新型内调焦对心器的原理、结构、精度分析、主要技术参数、特点、仪器的调整及使用。
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