beam spot diameter 束斑直径
Light Spot Diameter 光斑直径
Weld Spot Diameter 焊点直径
apparent spot diameter 视光点直径
focal spot diameter 焦斑直径
waist spot diameter 束腰直径
laser focal spot diameter 激光焦斑直径
plate hydrolysis spot diameter 平板水解圈直径
The laser spot diameter and its intensity distribution are measured with a scanning pinhole.
利用针孔扫描的原理，测量了聚焦光斑尺寸及光斑内的能量分布状况。
Good beam quality, close to the basement membrane, small spot diameter, perfect for ultra-fine marking.
光束质量好，接近基膜，光斑直径小，完美适用于超精细标记。
The measurement method and error analysis method of GRIN lens focal spot diameter in IR wavelength are described.
主要介绍GRIN透镜在红外波段聚焦光斑直径的测量方法及误差分析。
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