非點光束 的英文怎麼說
中文拼音 [fēidiǎnguāngshù]
非點光束
英文
astigmatic pencil- 非 : Ⅰ名詞1 (錯誤) mistake; wrong; errors 2 (指非洲) short for africa 3 (姓氏) a surname Ⅱ動詞1 ...
- 點 : Ⅰ名詞1 (液體的小滴) drop (of liquid) 2 (細小的痕跡) spot; dot; speck 3 (漢字的筆畫「、」)...
- 光 : Ⅰ名詞1 (照耀在物體上、使人能看見物體的一種物質) light; ray 2 (景物) scenery 3 (光彩; 榮譽) ...
- 束 : Ⅰ動詞1 (捆; 系) bind; tie 2 (控制; 約束)control; restrain Ⅱ量詞(用於捆在一起的東西) bundle;...
-
In the system, the collimation semiconductor laser - scanned beam scanning two perpendiculars direct of one plane of the measured workpiece at the same time is made. the beams with the dimension information of two perpendiculars direct are processed by the scanning receive system, the high - speed photoelectric transition and electronic data process. two measured results of the diametric directs and ellipse tolerance, etc, parameter, of the turning workpiece on the same plane are obtained by non - contact automatic measurement
在單向激光掃描檢測技術的基礎之上,提出了一種雙向激光掃描檢測系統,其採用激光掃描檢測技術與特殊光學系統相結合,用準直半導體激光掃描光束對被測工件徑向某一截面的兩個相互垂直方向同時掃描,經掃描接收光學系統、高速光電變換、電子學系統和微機數據處理系統,對將攜帶有垂直方向被測量信息的光束進行處理,實現了回轉體工件同一截面兩個垂直方向的徑向尺寸和橢圓度等參數的非接觸自動測量,解決了同時非接觸測量回轉體零件同一截面兩個徑向尺寸的難題,它具有高速,高精度和非接觸自動測量等特點。Image coordinate and galvanometer pendular angle are kept in the computer according to the f9 field lens characteristic, enter pupil excursion and f6 characteristic error are ignored, that the image of laser scanning point move acceding to unlinearity relation is deduced theoretically. for deducing the distortion, error compensation is considered in the software
像點坐標與振鏡擺角按f物鏡特性的線性關系存儲在計算機,在忽略了入瞳漂移和f特性誤差后,從理論上推導出二維垂直振鏡分佈中激光束掃描點的像點按照復雜的非線性關系運動,為了減少幾何畸變,在軟體設計中給出誤差補償。Abstract : in this paper , a ray - optics analysis is performed to investigate the asymmetry of dual beam scanning field produced by a rotating polygon. some basic equations of dual beam scan are derived , such as , the position vector for the incident point , the scalar expression for reflected ray , scan pattern on observation plane ect. the far - field asymmetry of the scanning field has been discussed
文摘:應用幾何光學理論研究了多光束轉鏡掃描場的非對稱性,導出多光束掃描入射點位置矢量、反射線標量表達式、觀察面上的掃描軌跡方程,並研究了掃描遠場的非對稱性。Many opo implementations are limited by problems with conventional birefiingent phase - matched techniques in available materials, such as poynting - vector walk - off, low effective nonlinear coefficient, and inconvenient phase - matching temperature and angles
常規雙折射位相匹配技術的opo有許多缺點,比如光束走離效應、非線性轉換效率較低、位相匹配溫度及匹配角的限制,阻礙了opo的發展。3. a raytrace model of both co - axis and non - axis beam propagations for high - power solid - state laser systems has been set up and simulations on shots have been conducted to get the spot distribution at target point. according to the requirement of system design and theory of mathematic statistics, the dispersion circle and frequency distribution, which optimize the stability allocation of optical components, have been presented
3 、建立了共軸與非共軸相結合的光線追跡模型,通過對大型固體激光裝置打靶的模擬模擬,獲取光束在靶點處的彈著點分佈,依據總體設計要求,運用數理統計原理,採用彌散圓和頻率分佈方法對彈著點分佈進行分析,優化光學元件穩定性分配指標。The boe designed and made in this paper is capable of converting the incidental laser beam into structural light of 2 dimensional dots array, and the diffraction image is nonlocality
本文設計、光刻的boe能將入射的激光束整形成空間二維點陣狀結構光,且其衍射像是非定域的。But influenced by a great deal of factors in laser and only strong stability scanning as one again, for instance, the un - stability of laser instrument, inconsistency of decaying to the laser of every part, etc. in the scanner, can lead to the fact intensity of laser on piece fluctuate, cause, scan systematic formation of image quality drop finally
另外,又針對激光掃描系統中的由於掃描非線性等固有因素的存在,所導致掃描成像灰度畸變的現象,提出了一種利用數字補償校正技術對固有因素進行激光光束光強的逐點補償的新方法。本設計不僅適用於激光掃描系統,對于其它各個應用領域,都有參考價值。The emergence of the ordinary digital images ( which in this paper means the digital images acquired by common non - metric digital cameras ), resolved the the problem of acquiring images quickly on the spot, and lowered the requirement for equipments and skills in photogrammetry, so that made photogrammetry a whole digital process. but all current ways to the measurement of ordinary images are based on dlt or bundles theory, which both require a lot of control points distributing properly, and are inapplicable. in order to increase the adaptability and accuracy of digital close - range photogrammetry based on common digital cameras, researches and experiments have been done on these methods in this paper, as following : 1
普通數碼影像(在本文中主要指採用普通非量測數碼相機獲得的數碼影像)的出現,解決了現場快速獲取影像的問題,且降低了近景攝影測量作業對設備及技能的要求,並使攝影測量過程成為全數字流程,但現有的對普通數字影像的量測處理演算法均是基於直接線性變換或光線束理論的,存在像控點要求多、分佈要求高、不適宜應用的缺點。Confinement fusion ( icf ). the development of the laser technology, the progress of the interaction of the us - ui laser pulse with plasma ( physics of intense field ), and the research of the fast ignition are firstly introduced
這些結果不僅對于理解超短超強激光與等離子體相互作用的物理機制有益,而且對即將進行的慣性約束聚變( icf )中「快點火」 ( fastignition )研究也是非常重要的基礎工作之一。The principle of double cladding fiber laser is analyzed, simply illustrated the principle and drawbacks of noncoherent beam combination, the coherent beam combination method of multiple optical power amplifier and its advantages are discussed in detail
分析了雙包層光纖激光器的工作原理,簡單介紹了非相干組束的原理和缺陷,重點闡述了並聯主振蕩相干組束方法及相干組束的優勢。分享友人