lens effects 中文意思是什麼
lens effects
解釋
鏡頭特殊效果-
When a collimated - well gaussian laser beam passes through a 27i - phase plate and then focused by a lens, a focused hollow beam ( fhb ) will be generated behind the lens, as a result of the completely ( r = 0 ) and partially ( r 0 ) destructive interference effects around the central region of the beam
當一束準直的高斯光束通過具有2位相分佈的位相片和一個薄透鏡時，這將導致在入射高斯光束中心的完全和部分相消干涉效應，於是在透鏡后就會形成一束聚焦中空光束（ fhb ） 。 -
Professor dennis s. c. lam added, " although seem relatively safe, atropine therapy may have long - term side effects arising from paralysis of accommodation ( leading to pre - senile presbyopia ) and pupil dilatation ( leading to ultraviolet light damage to the lens and retina )
林順潮教授指出：雖然使用阿托品治療看來是安全的，但長遠而言，亦有可能出現副作用，例如調節麻痹（導致提早出現老花）及瞳孔擴大（導致晶狀體及視網膜受到紫外光損害）等。 -
It causes morphological and functional changes to the lens and retina due to its atherosclerotic and thrombotic effects on the ocular capillaries
吸煙會令眼睛的血管出現動脈粥樣硬化及血栓形成，因而對晶狀體和視網膜造成組織上和功能上的改變。 -
The dispersion caused from the chromatic aberrations of lens is smaller than that from diffraction effects of it
與衍射效應產生的色散相比，透鏡本身的折射率色散很小。 -
In the focal plane of z = 0, the smaller the dss of the fhb, the higher the optical potential, and the greater the corresponding optimal detuning 8, which are beneficial to atomic lens because it cannot only be profitable to obtain an atomic lens with a higher resolution, but also helpful to reduce the spontaneous emission and photon scattering effects of atoms in the fhb
在焦平面上，聚焦中空光束的dss越小，光學勢越大，相應的最佳失諧量越大，這對原子透鏡的性能越有利。因為這不僅容易得到高解析度的原子透鏡，而且還可以減少在聚焦中空光束中原子的自發輻射和光子散射效應。 -
On the base of studying imaging theory of lens, the imaging theory of laser confocal scanning microscopy was analyzed in detail in this paper, and the advancement of that the optical fiber was applied to the system was described ; on the base of completed the demonstration for whole project, the experiment scheme was designed ; the relationship between the main parameters of key devices and the resolution was deduced, and the requirements of coupling efficiency and vignetting effects to optical system was analyzed ; the design of optical system and the planar scanning controlling circuit was completed ; a new method was put forward to resolved the inherent non - liner scanning problem of the galvanometer scanner by using software liner controlling in circuit design, and the perfect planar scanning was realized ; at last the low noise, high multiple and non - distortion amplify circuit of photoelectric detector was completed
本文在透鏡成像理論的基礎上，系統、深入地分析了共焦掃描顯微成像的機理，論述了應用單模光纖的激光共焦掃描顯微成像系統的優點；進行了總體方案的論證，並設計確定了單模光纖激光共焦掃描顯微成像系統的總體方案；從理論上推導分析了解析度要求與試驗系統中相關器件主要參數之間的關系，分析了系統耦合效率和漸暈現象對光學系統的設計要求；完成了方案中光學系統和二維掃描控制電路的設計，並在電路設計中採用了用軟體解決檢流計式光學掃描器（振鏡）非線性問題的新方法，能夠實現較為理想的二維模擬掃描；完成了高增益、低噪聲和低失真的探測接收系統的設計和調試。 -
The effects of radiation on the eyes are causing cataract, which is the opacity of the lens
輻射對眼晶體的影響是會引致白內障。白內障是眼晶體產生混濁的一種疾病，有明顯的閾值。 -
An analysis of the curative effects of cataract extraction with intraocular lens implantation on children
兒童白內障摘除人工晶體植入術療效分析 -
The condition under which higher - order dispersive effects can be neglected is also discussed with numerical examples. 6. based on the fourier optics, the focusing of ultrashort pulses by a silica lens in both cases of constant beam waist and constant diffraction length is studied considering dispersion of first, second and higher order, respectively
6 ，使用傅立葉積分變換法，在考慮透鏡色差和高階色散效應的較為一般情況下，分別研究了等束寬超短脈沖高斯光束和等衍射長度超短脈沖高斯光束通過硅玻璃透鏡的聚焦特性。 -
Clinical evaluation of effects of ortho - k contact lens on reduction ofmyopic degree
接觸鏡降低近視的臨床評價 -
To evaluate the effects of sodium hyaluronate in the microsurgical repair of traumatic corneal laceration combined with cataract extraction and intraocular lens implantation
摘要目的評價玻璃酸鈉在角膜裂傷修補聯合白內障摘出人工晶狀體植入術中的臨床效果。 -
Originally developed for the high - performance dimage a series, this anti - shake system features a unique konica minolta innovation that actually shifts the ccd to counteract the effects of camera shake, as opposed to other systems that use a corrective system built into the lens optics
這個創新的防震系統是柯尼卡美能達所獨有的，專為高性能表現的dimagea系列數碼相機而設計。此系統透過ccd移位機制，能有效抵消相機震動，有別于其他使用內置式光學鏡頭修正系統的防震系統。 -
Methods retrospectively analyze of effects of early vitrectomy with early wound repair, the lens ' s taking out, retinal detachment repairs and eye ' s internal exotic objects ' taking out, on 86 cases of open complex ocular trauma
方法86例86眼復雜的開放性眼外傷，在早期進行傷口修復、晶狀體摘出、視網膜脫離復位術及眼內異物摘出時，聯合施行玻璃體切除術的效果作回顧性分析。 -
Effects of basic fibroblast growth factor on proliferation of human lens epithelial cells, nitric oxide and inducible nitric oxide synthase
堿性成纖維細胞生長因子對人晶體上皮細胞增殖及一氧化氮和誘導型一氧化氮合酶的影響 -
Firstly, based on the basic theory of grin optics the optical effects of the spherical symmetry grin micro - sphere lens were analyzed systematically. then two suitable monomers were selected to fabricate grin micro - sphere lens by suspension - diffusion - copolymerization method. finally, the refractive index distribution curve and other optic parameters of the micro - lens were measured
本工作從梯度折射率介質光學的基本理論出發對球對稱grin微球透鏡的光學性能進行了系統分析；選擇兩種適當單體，採用懸浮擴散共聚法制備出聚合物梯度折射率微球透鏡；測量所得透鏡的折射率分佈曲線和其他光學參數。
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