FOUR-ELEMENT PHOTOGRAPHIC OBJECTIVE FOCUSED BY DISPLACEMENT OF THE FRONT TWO ELEMENTS

• 1. 一种基于四元素的运动模型驱动方法 [P] . 中国专利： CN111856971A . 2020-10-30
• 2. 一种第四元素高塔复合肥生产用高速剪切机 [P] . 中国专利： CN209753030U . 2019.12.10
• 3. Objective adapter enabling rotation and displacement of objectives on photographic cameras has objective holder on inner eccentric element, camera holder on outer eccentric element [P] . 德国专利： DE202005004470U1 . 2005-06-23

  机译： 物镜适配器可在摄影机上旋转和移动物镜，其物镜支架位于内部偏心元件上，相机支架位于外部偏心元件上

• 4. Objective mount for a projection lens comprises a cylindrical front focussing element having a pin provided with an external thread corresponding to the internal thread of a focussing nut and two axial slits [P] . 德国专利： DE10309195A1 . 2004-09-09

  机译： 用于投影透镜的物镜支架包括圆柱形的前聚焦元件，其具有销，该销具有与聚焦螺母的内螺纹相对应的外螺纹和两个轴向狭缝。

• 5. Four-element gauss objective [P] . 德国专利： DE2621981C3 . 1979-05-03

  机译： 四元素高斯目标

• 1. Focusing light through random photonic layers by four-element division algorithm [C] . Longjie Fang, Xicheng Zhang, Haoyi Zuo, Conference on optical interactions with tissue and cells . 2018
• 2. Optimization of three and four-element lens systems by minimizing the caustic merit function. [D] . AL-Ahdali, Issam Hamed. 1989
• 3. Dual Band and Dual Diversity Four-Element MIMO Dipole for 5G Handsets [O] . Muhammad Ali Jamshed, Masood Ur-Rehman, Jaroslav Frnda, 2021
• 4. Spatial Interferer Rejection in a Four-Element Beamforming Receiver Front-End With a Switched-Capacitor Vector Modulator [O] . Michiel C. M. Soer, Eric A. M. Klumperink, Bram Nauta, 2011
• 5. Transverse Effects Due to Random Displacement of Resistive Wall Segments and Focusing Elements [R] . Wu, J., Delayen, J. B. 2008

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• 5. ASIAN CARP EXPANSION IN THE MISSISSIPPI RIVER:FOCUSING ON THE LEADING EDGE OF THE INVASION FRONT [J] . TRIPP Sara ,PHELPS Quinton . 水生生物学报 . 2018,第006期
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