查询词典 apochromatism

Graduate University of the Chinese Academy of Sciences, Beijing 100039, ChinaThe partial dispersion of some typical glasses working on near infrared band was calculated with the formulas in which P and V were modified. The apochromatism of a wide band system was designed and analyzed.

利用修正的部分色散和阿贝数公式，计算一些典型的普通光学玻璃在450nm～950nm波段的色散特性，应用二级光谱理论，采用普通光学材料，设计了一个复消色差系统，分析近红外波段光学系统的二级光谱特性及校正方法，给出设计实例。

Collimator ; Diffraction optical element ; Optical design ; Apochromatism

平行光管；衍射元件；光学设计；复消色差

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。