English translation for "自聚焦透镜"
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- self-focusing lens
Related Translations:
自聚焦: autofocus 〔x-ray〕tubeself focusingself-aggregationself-focusing 一级聚焦: first-order focusing 聚焦法: focusing methodzooming technique 聚焦光纤: focusing optical fiber 聚焦场强: focusing field strength
- Example Sentences:
| 1. | The diffraction phenomena and analysis of self - focus lens
自聚焦透镜衍射现象及分析 | | 2. | The analysis of grin in optical fiber collimator
自聚焦透镜在光纤准直器中的应用分析 | | 3. | Imaging principle of a selffocusing lens
一种自聚焦透镜的成像解 | | 4. | A simple method to measure the refractive - index distribution of selfoc lens
一种测算自聚焦透镜折射率分布的简单方法 | | 5. | The lensless fourier hologram of object by using selfoc lens is obtained , and the clear image is numerical reconstructed
通过自聚焦透镜对物体成像，记录并再现了物体的全息图，得到了较满意的再现像，为进一步利用光纤传像奠定了基础。 | | 6. | A type of small - sized interferometer is reported , which makes use of the coupling of optical fiber and gradient index lens ( grin ) to form parallel light beams
摘要介绍一种超小型光纤导光干涉仪，它利用光纤和自聚焦透镜的耦合来形成平行光路，利用半反和全反光学膜片分光。 | | 7. | The digital oral endoscope is designed and realized in this paper , which is based on the technologies of digital signal processing and database , by using gradient refractive index rod lens , that is grin - lens , and photo - electronic imaging device
摘要以梯度折射率透镜（自聚焦透镜）为摄像镜头，通过光电转换，结合数字信号处理和数据库技术，设计并实现了数字化口腔内窥镜。 | | 8. | According to the guidline , two nd : yag lasers have been designed and set up , one is end - pumped by lower output power ld using a selfoc micro lens , and the other is end - pumped by high output power ld using a pair of lenses are designed , and the characteristics such as output power and power stabilization of both solid - state lasers are investigated . thirdly , when an empty liquid crystal cell is inserted in the cavity of the nd : yag laser pumped by high power ld , the laser can operates in single axial mode . finally , according to the relationship between the laser output power and the longnitudinal a ld - end - pumped nd : yag laser sensor for displacement measurement has been investigated theoretically and demonstrated experimently , the results indicate that when the mean radius of pumping inside the laser cavity is far less than that of the oscilating laser mode , the exponential of the output power is a gauss function of the longitudinal positon of focused spot of ld pumping beam , both the measurement range and the sensitivity are dependent on the incident pumping power , as the incident pumping power is increased , the measurement range is enlarged and the sensitivity is improve d
本文首先介绍了ld泵浦nd ： yag激光器的发展状况、主要特性及其应用，从四能级速率方程出发，推导了ld泵浦nd ： yag激光器的阈值、输出功率和斜效率的表达式，并简述了激光器的工作原理、结构型式和倍频方法；其次，以空间相关的速率方程为基础，提出了ld端面泵浦nd ： yag激光器的设计方法，给出了一定泵浦耦合方式下，振荡光模尺寸、最佳输出耦合率、泵浦光模尺寸、泵浦光焦斑位置等参数的选取依据，以此为依据，设计了自聚焦透镜耦合小功率ld泵浦nd ： yag激光器和透镜组耦合高功率ld泵浦nd ： yag激光器，对激光器的输出功率和功率稳定性等特性进行了实验研究；再次，在带尾纤输出的高功率ld泵浦nd ： yag激光腔内插入一只空液晶盒，观察到了激光器以单纵模运转；最后，根据泵浦光焦斑端面位置对激光输出功率的影响规律，提出了ld端面泵浦nd ： yag激光位移传感新方法，并进行了理论和实验研究，研究结果表明：当激光晶体内泵浦光平均光斑半径远小于振西安理工大学硕士学位论文荡光束腰半径时，激光输出功率的自然指数与泵浦光焦斑的纵向位置成高斯变化规律，测量范围和灵敏度依赖于泵浦功率，随着泵浦功率的增加，测量范围扩大，灵敏度提高，当端面泵浦功率为7 . 24w (最大输出功率为1 . 926w )时，激光位移传感器的测量范围和灵敏度分别是13 . 045mm和0 . 148mw / pm 。 |
- Similar Words：
- "自聚焦能力" English translation, "自聚焦式激光导光纤维" English translation, "自聚焦束" English translation, "自聚焦天线" English translation, "自聚焦天线阵" English translation, "自聚焦透镜板" English translation, "自聚焦图像管" English translation, "自聚焦系统" English translation, "自聚焦纤维" English translation, "自聚焦显象管" English translation
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