Phase compensation with rotating quarter waveplate in polarizing beam splitting scheme of laser launched and received in common aperture 共孔徑偏振耦合分光的旋轉(zhuǎn)四分之一波片相位補(bǔ)償技術(shù)
The fifth chapter introduces how to improve the light source cavity , polarizing beam splitter of the civil lcos helmet micro display and the reasons 第五章闡述了如何對(duì)民用lcos頭盔微顯示器的光源腔體、偏振分光系統(tǒng)進(jìn)行改進(jìn)及其原因。
Polarizing beam splitter based resonant anomaly and achromatic polarizing beam splitter , narrow - band filters independent of polarization are theoretically designed and analyzed , the optical elements of which are applied widely in integration optics and optical fiber communication 理論上設(shè)計(jì)和分析了共振異常型偏振分離器、消色散型偏振分離器和與偏振無關(guān)的窄帶濾波器,這些光學(xué)元件集成光學(xué)、光纖通信等中有廣泛的應(yīng)用。
How to improve the three primary colors led light source cavity , polarizing beam splitter system of civil lcos hmd is discussed in this paper . in addition , a new eyepiece optical system with wide fov ( field of view ) 、 big exit pupil 、 long eye relief is also designed by an optical design program named zemax . the result is very successful 本文對(duì)民用lcos頭盔微顯示器的led三基色光源及其腔體、偏振分光系統(tǒng)進(jìn)行了改進(jìn),借助zemax光學(xué)設(shè)計(jì)軟件輔助設(shè)計(jì)出了大視場(chǎng)、大出瞳直徑、長(zhǎng)出瞳距離的目鏡放大光學(xué)系統(tǒng),獲得了十分理想的效果。
This paper analyzes the non - symmetry of elliptic polarization oftwo linear polarized beams , which are perpendicular to each other , caused by their reflecting from a metal mirror . also , it studies the non - linear error created by polarization and how the errors change . the study is very important for improving the measuring accuracy of polarized heterodyne interferometer 主要分析兩束相互垂直的線偏振光經(jīng)過金屬反射鏡反射后引起的橢圓偏振化的不對(duì)稱性,并研究由此產(chǎn)生的非線性誤差的變化規(guī)律,這對(duì)提高偏振光外差干涉儀的測(cè)量精度是極為重要的。
Polarizing beam splitter prism ( pbs ) is based on the interference inside thin film and the law of brewster . the merit is that it has big aperture , low dissipation and flexible design . without size limit , with low price and flexible design according to various design and manufacture method , so it is widely used in optical device , laser technology , optical display and optical store 其優(yōu)點(diǎn)是:孔徑大,損耗低,系統(tǒng)設(shè)計(jì)靈活;由于薄膜分光鏡沒有尺寸限制,同時(shí)可以以低價(jià)格生產(chǎn)出大尺寸器件,以及它們的結(jié)構(gòu)根據(jù)設(shè)計(jì)和制作是多樣的,因此被廣泛應(yīng)用曲阜師范大學(xué)研究生畢業(yè)論文稿紙第2頁于先學(xué)儀器、激鋸木、光電顯示和光學(xué)存儲(chǔ)等領(lǐng)域。
The characteristic calculation method and interference of thin film are in charter there , we analyze the history and existing state of polarizing beam splitting prism . we deduce the basic macneille pbs equation , which are the refractive index match term and phase match term . at the same time , we calculate the refraction ratio of p polarizing light and s polariz 在第三章中,介紹了薄膜偏光分束鏡的發(fā)展歷史和研究現(xiàn)狀,以及macneille薄膜偏光分束鏡的設(shè)計(jì)原理,即該設(shè)計(jì)應(yīng)該滿足的折射率匹配條件和相位匹配條件;計(jì)算了中, c波長(zhǎng)處p光和s光的反射率。
This paper designs an optical system based on above to measure the small angle of the laser beam . a non - polarized beam splitter ( npbs ) is used to split the incident beam into two branches , and a rhombic prism agglutinated by two right - angle prisms is placed to realize total internal reflection twice in each branch . it not only improves the measurement sensitivity and linearity , but also increases antinoise ability by the differential optics 本文正是基于這一原理設(shè)計(jì)了測(cè)量光束微小偏轉(zhuǎn)角的光路系統(tǒng),用消偏振分光棱鏡將入射光分為兩路,并在兩路分別用兩個(gè)直角棱鏡組成的斜方棱鏡來實(shí)現(xiàn)兩次全內(nèi)反射,不但提高了測(cè)量靈敏度和線性,還利用差分光路的特點(diǎn)提高了抗干擾能力。
Abstract : this paper analyzes the non - symmetry of elliptic polarization oftwo linear polarized beams , which are perpendicular to each other , caused by their reflecting from a metal mirror . also , it studies the non - linear error created by polarization and how the errors change . the study is very important for improving the measuring accuracy of polarized heterodyne interferometer 文摘:主要分析兩束相互垂直的線偏振光經(jīng)過金屬反射鏡反射后引起的橢圓偏振化的不對(duì)稱性,并研究由此產(chǎn)生的非線性誤差的變化規(guī)律,這對(duì)提高偏振光外差干涉儀的測(cè)量精度是極為重要的。