In this paper the influence of coma and spherical aberration on the far-field distribution and antenna receiving power is analyzed, in which aberration attenuation factor is introduced and the relation of it to root mean square of wavefront aberration is given.

分析了球差和彗差對(duì)信號(hào)光遠(yuǎn)場(chǎng)分布在线免费观看二级黄片、天線接收光功率的影響超碰在线最新发布免费，引入了畸變衰減因子毛片一区二区三区2级大全，給出了畸變衰減因子與波前畸變均方根值的關(guān)系国产一级国产一级视频。

To the emmetropia eyes, the negative spherical aberration of nature lens can compensate the plus spherical aberration of the cornea to reduce the whole spherical aberration of the human eye and keep a better vision.

一般對(duì)于正常眼來說欧日美韩二区，晶狀體的負(fù)球差可以部分補(bǔ)償角膜的正球差影音先锋av资源网站，從而降低整個(gè)人眼光學(xué)系統(tǒng)的球差，以保證較好的視覺功能免费A片视频在线观看。

This paper presents an efficient approach of designing a special dome and its aberration corrector, using the method of Wassermann-Wolf differential equations to generate the optimum contour of the corrector through a macro in CODE V. This corrector reduces spherical aberration and coma which are introduced by the dome and improves the imaging quality of the system.

本文提出了一種有效的特殊整流罩及其像差校正器的設(shè)計(jì)方法免费大型黄色网址，運(yùn)用Wassermann-Wolf微分方程組的原理，通過在CODE V中編譯宏程序曲面擬合的方法得到校正器最佳面形欧美在线成人亚洲，從而可以校正整流罩引入的球差欧美视频性一区、彗差，使系統(tǒng)成像質(zhì)量得到較大的改善欧美激情四射xXXX888。

The main advantage of reflecting telescope there is no chromatic aberration, when the objective lens when using parabolic, but also can eliminate spherical aberration.

反射望遠(yuǎn)鏡的主要優(yōu)點(diǎn)是不存在色差91视频久久久，當(dāng)物鏡采用拋物面時(shí)，還可消去球差日日碰人人操。

Spherical aberration is an image imperfection that is due to the spherical lens shape.

球差就是一種由于球面透鏡的形狀引起的成像缺陷亚洲国产91精品。

Radius variation of image beam waist due to spherical aberration, which varies with the position of objective beam waist, and optical system focus is analyzed with the form of curve. At last,a design example of optical system used for laser plume attenuation testing system is given to illustrate the effect of spherical aberration on the image beam waist.

本文還提出了在設(shè)計(jì)過程中存在的球差對(duì)激光束像方束腰的影響，對(duì)其進(jìn)行了理論分析国产一级黄片视频久久baoyu，并給出了數(shù)學(xué)模型国产精品PORNY九色，總結(jié)出高斯光束的像方束腰半徑與物方束腰位置亚洲人妻无码专区、光學(xué)系統(tǒng)焦距之間的關(guān)系，并對(duì)本光學(xué)系統(tǒng)的設(shè)計(jì)進(jìn)行了驗(yàn)算婷婷色在线观看网站。

To improve the quality of the image, the defocusing error was used to balance the piston error, spherical aberration and astigmatism, and the results were significantly improved, especially the wave surface variance caused by spherical aberration was decreased by 90%.

運(yùn)用離焦誤差對(duì)piston誤差黄色对白视频、球差和像散進(jìn)行像差平衡，其效可以免费看黄的网页？災(zāi)乇鶚喬蠆鉅鸕牟娣講釹陸情侣黄片免费？0％。系統(tǒng)各項(xiàng)像差系數(shù)隨子孔徑數(shù)的增加而降低91,偷拍视频；當(dāng)子孔徑數(shù)大于6時(shí)日韩爽图，各像差系數(shù)變化緩慢。

When one element of an N-element array is aberrated, the most sensitive aberration is Piston error, and then the sensitive aberrations are element defocus, tilt, spherical aberration, coma and astigmatism. As for four aperture system, the influence of Piston error is 2 times larger than that of defocus, and 4 times larger than that of astigmatism.

在合成孔徑成像系統(tǒng)單個(gè)子孔徑存在像差的情況下性黄片一级黄片性视频，Piston誤差對(duì)系統(tǒng)的影響最大999这里有精彩免费精品，其次是離焦誤差、傾斜誤差www.αeαe.28.com欧美黄色片、球差国产伊甸园精品视频、彗差和像散，對(duì)于四孔徑系統(tǒng)欧美日韩国产VA另类在线观看，Piston誤差對(duì)系統(tǒng)的影響幾乎是離焦誤差的2倍最新av网址在线，像散的4倍。

The calculating method of the clear physical image was given for the spot spherical aberration on axis, the relational expressions of geometrical size, place and medium of lens and the spot spherical aberration on axis were deduced.

對(duì)軸上點(diǎn)球差給出了一種物理圖像較為清楚的計(jì)算方法狼狼狼色精品视频在线播放，得到了透鏡的幾何尺寸欧洲激情无码、位置及其介質(zhì)與軸上點(diǎn)球差的關(guān)系式。

Electron beam focusing ; space-charge effect ; emittance ; spherical aberration ; chromatic aberration.

電子束聚焦毛片入口大全；空間電荷效應(yīng)大陆老熟女乱人伦视频；發(fā)射度；球面像差欧美激情亚洲；色散像差