液晶光柵 的英文怎麼說
中文拼音 [yèjīngguāngzhà]
液晶光柵
英文
lcs- 液 : 名詞(液體) liquid; fluid; juice
- 晶 : Ⅰ形容詞(光亮) brilliant; glittering Ⅱ名詞1. (水晶) quartz; (rock) crystal 2. (晶體) any crystalline substance
- 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) ...
- 柵 : 柵名詞(柵欄) railings; paling; palisade; bars
- 液晶 : [物理學] liquid crystal; mesomorphic phase; mesomorphous phase
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Introduction of the current status and development of key technologies of the three - dimensional contour measurement. creation of the measuring means of free curved surfaces of objects, based on the passive stereo visual technology and the active liquid crystal grating encoding technology
綜合結構光法和立體視覺法,在對傳統視覺傳感器結構統一的基礎上,提出了基於被動式雙目立體視差技術和主動式液晶光柵編碼技術傳感器,實現物體的三維形貌數字化測量。A new binocular vision sensor based on lcd grating technique is developed. it has the functions of three traditional vision sensors : point scanning, line scanning and grating code
研製了基於液晶光柵技術的新型雙目視覺傳感器,無需硬體改動,只需改變軟體即可實現點掃描、線掃描和光柵編碼型視覺傳感器的功能。Difference iterative method was used to estimate numerically director configurations in the nlc - bl037 cell in this paper. the refractive indices and phase retard of nlc in electric field was presented on the basis of the calculation of liquid crystal director distributions. then we analysed the diffraction phenomenon when the linearly polarized light was controlled by diffraction grating which was based on rectangular grating and sinusoidal phase grating models and we got it ’ s math model 。 finally we designed the nlc phase grating and we did the experiment to validate the theoretic calculation
文中利用差分迭代法計算了向列相液晶bl037盒中指向矢分佈的計算,根據指向矢的分佈情況得到了向列相液晶的雙折射率分佈和非常光通過液晶盒產生的相位延遲隨電壓變化;並在矩形光柵和正弦相位光柵的基礎上,分析了入射偏振光通過液晶電控光柵所產生的衍射情況。Based on the requirement and target of the projects, firstly, pcf bragg grating are investigated theoretically and experimentally. moreover, the effects of filling high refractive index material ( nematic liquid crystal, nlc ) in pcfs on the transmission mechanism and propagation properties are studied by using plane - wave method and finite - element method ( fem ), farther, several novel pcfs are proposed and designed. lastly, we propose and demonstrate a clad - pumped er3 + / yb3 + - codoped fiber laser, which integrate all performances of broad - band tunable wavelength, uniform output power spectrum, high repeat frequency and high average power to together
本論文選題于國家973 、 863以及國家自然科學基金等項目,結合課題的要求和主要目標,在對光子晶體光纖( pcfs )傳輸特性研究的基礎上,首先對光子晶體光纖光柵進行了理論和實驗研究;然後,採用平面波展開法和有限單元法分析了在光纖的空氣孔中填充高折射率液晶對光纖傳導機制和傳輸特性的影響,提出並設計了幾種新型光子晶體光纖;最後,提出並研製成功連續可調諧、輸出功率譜均衡的全光纖化、高功率包層泵浦鉺鐿共摻光纖激光器實驗樣機。In this paper we demonstrated a new field - controllable liquid - crystal phase grating which to used in orientation detecting and automatic tracking and aiming in space communication
本文提出了利用一種新的液晶器件對空間光通信中對激光源進行方位探測和自動跟瞄,即液晶電控光柵。A 3d vision measuring system based on stereovision theory and lcd grating projection technique is studied in this thesis
本文研究了基於立體視覺原理和液晶光柵投影技術的三維視覺測量系統。分享友人