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- The relation between form errors of the flat mirror under test and wave-front aberrations, i.e., influence function, can be obtained through sampling the pupil plane. 摘要通過(guò)在光瞳面上取點(diǎn)的方法,找出被檢平面鏡面形誤差與檢驗系統波像差之間的相互關(guān)系,即影響函數。
- A New Explanation for Using Other Things as Screens instead of Plane Mirror? 不用鏡面作銀幕新解?
- Mirror 4 is just a flat mirror like Newtonian telescope's secondary mirror, to give convenience for eyes. 鏡4只是一塊平面鏡,就象牛頓式望遠鏡的副鏡一樣,方便觀(guān)測。
- With two autocollimations and a big flat mirror, the precision of the parallelization tester can be better evaluated. 利用兩個(gè)精度為0.;1"的自準直平行光管和一塊平面反射鏡檢測平行度測試儀精度。
- The image here is spoken of as virtual just as is the familiar image generated by a plane mirror. 這時(shí)的象叫做虛象,正如由平面鏡所生成的熟知的象一樣。
- At present, goggles myopic lens into the surface of the mirror and asperity absolutely flat mirror the two major types. 目前近視泳鏡的鏡片分為表面微凸鏡面和絕對平面鏡面兩大類(lèi)型。
- This is certainly true for a plane mirror but it is only approximately the case for other configurations. 對于平面鏡這肯定是對的,但是對于其它形狀的反射鏡則情況只是近似如此。
- Directly demonstrate the substance superimposed image and prove the plane mirror formation of image. 能直觀(guān)地看到物體與像重合;可驗證平面鏡成像規律。
- This is a small, flat mirror that serves to move the image formed by the primary to the side of the tube, where it is viewed with an eyepiece. 如果你打算使用激光校準儀,(另外一個(gè)辦法是使用一個(gè)活頁(yè)夾的夾子。)
- The image formed by a plane mirror has the same size as the object. It is also equally distant from the mirror as the object. 利用平面鏡觀(guān)看鏡像,鏡像的大小與物體相同,并且兩者與鏡面的距離相等。
- By analyzing the detecting features of seed metering device, a calibra tion method of camera system that is only composed of a single camera and a flat mirror is proposed. 通過(guò)對排種器性能檢測的特點(diǎn)分析,提出了由單攝像機和平面鏡組成的攝像系統標定方法。
- This paper discusses the accuracy problem of testing a large aperture flat mirror by using stitching interferometry, and analyses the stitching accuracy in theory and experiment. 討論了在用子孔徑拼接法檢測大口徑光學(xué)鏡面時(shí)的精度問(wèn)題,并分別從理論上和實(shí)驗中對拼接檢驗的精度做了定量分析。
- The periscope consists of two parallel plane mirrors. 潛望鏡由兩個(gè)平行的平面鏡組成。
- To an observer standing in front of a plane mirror, the image formed has always the same size as the observer. It appears smaller only because it is farther away. 觀(guān)察者利用平鏡所看到的鏡像與觀(guān)察者的大小相同,只是由于鏡像距離較遠,所以看來(lái)較小。
- Absolutely flat mirror than an ordinary mirror goggles slightly some of the Lowland, which has the advantage of goggles in the water that did not arise as a result of differences in refractive effect. 絕對平面鏡面則比一般的泳鏡鏡面稍顯低平一些,這種泳鏡的優(yōu)點(diǎn)是在水中沒(méi)有那種因折射而產(chǎn)生的差異效果。
- Two ellipsoid ,a pair of hyperboloid and two plane mirror to be the folding mirrors are used in the system. 系統采用了兩個(gè)橢球面和一雙曲面,還有兩個(gè)平面折疊鏡。
- Particular to the Fresnel system are flat mirrors which are controlled as strings and track the sun. 菲涅耳系統的獨特之處在于其平面反光鏡可以成排控制,且能追蹤太陽(yáng)。
- The plane climbed until it was clear of the clouds. 飛機爬升穿出了云層。
- Along a flat or even line or plane. 水平地沿水平面或水平線(xiàn)地
- The flier is flying a new-type jet plane on trial. 飛行員正在駕駛一架新式噴氣機作試驗飛行。