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- From the characteristic of harmonic relief patterns,the athermalization and achromatism of harmonic diffractive element have been studied in the paper. 从谐衍射元件的理论出发,讨论了谐衍射透镜在消色差和消热差时的特性。
- A dual-band step-zoom infrared optical system with four lenses is designed on the basis of the special properties of Harmonic Diffractive Element(HDE) and the zoom theory. 基于变焦系统的基本原理,利用谐衍射透镜的相关特性并结合中波红外和长波红外的特点,设计了仅含有4片透镜的红外双波段双焦光学系统。
- Harmonic diffractive optical element 谐衍射元件
- double-layer harmonic diffractive optical element 双层谐衍射元件
- The harmonic combination of these tones. 四度和音音调的和谐组合
- harmonic diffraction lens 谐衍射透镜
- harmonic diffraction 谐衍射
- Single-layer and double-layer harmonic diffractive optical element 单（双）层谐衍射元件
- Another important wave phenomenon is diffraction. 另一个重要的波现象是衍射。
- To undergo or cause to undergo diffraction. 使衍射产生或导致衍射
- Diffraction, too, occurs in light waves. 衍射也是由光波产生。
- Principles of Fourier Optics and Diffraction. 傅立叶光学和衍射原理。
- A tone in the harmonic series of overtones produced by a fundamental tone. 泛音指由一种基本的声音所产生的一系列和谐的泛音中的声音
- That real learning took place at South Harmon. 真正的学习发生在南哈蒙。
- The effect is termed harmonic distortion. 这种作用就称为谐波畸变。
- It is also called a harmonic equation. 它也被称为调合方程。
- The system executes simple harmonic motion. 此系统产生简谐运动。
- The uncertainty principle can account for diffraction. 测不准原理可以说明衍射。
- Lustre is the integral effect of reflection and diffraction. 色泽是反射和衍射的综合效果。
- "And I've got a doll," Harmon called back. “我发现了一个布娃娃”哈蒙回应道。
