后視鏡是駕駛員坐在駕駛室座位上直接獲取汽車后方、側方和下方等外部信息的工具。為了駕駛員操作方便,防止行車安全事故的發生,保障人身安全,各國均規定了汽車上必須安裝后視鏡,且所有后視鏡都必須能調整方向。
在夜間受到后車的前照燈照射時,后視鏡的反射光進入駕駛員的眼簾,易于造成炫目狀態,所以開發出防炫目內后視鏡。防炫目內后視鏡大致可以分為兩種:
(1)成本低且成為主流的截面為楔型的內后視鏡;
(2)從功能效用的觀點出發,僅在必要的景物時使用的采用了電控彩色發光元件或液晶元件的內后視鏡。
防眩目電(dian)(dian)(dian)(dian)(dian)動(dong)后(hou)視鏡(jing)由(you)1個(ge)特殊的(de)電(dian)(dian)(dian)(dian)(dian)化層(ceng)(ceng)鏡(jing)面(mian)、2個(ge)光(guang)電(dian)(dian)(dian)(dian)(dian)傳感器(qi)(qi)以及(ji)電(dian)(dian)(dian)(dian)(dian)子控(kong)制(zhi)器(qi)(qi)組成(cheng)。電(dian)(dian)(dian)(dian)(dian)子控(kong)制(zhi)器(qi)(qi)接收光(guang)敏二極(ji)管(guan)傳送的(de)燈光(guang)照射強度信號,如果后(hou)車燈光(guang)強于前車燈光(guang),電(dian)(dian)(dian)(dian)(dian)子控(kong)制(zhi)器(qi)(qi)將(jiang)輸出一(yi)個(ge)電(dian)(dian)(dian)(dian)(dian)壓(ya)到鏡(jing)面(mian),改變鏡(jing)面(mian)電(dian)(dian)(dian)(dian)(dian)化層(ceng)(ceng)的(de)顏色(se)。這個(ge)電(dian)(dian)(dian)(dian)(dian)壓(ya)越高(gao),電(dian)(dian)(dian)(dian)(dian)化層(ceng)(ceng)顏色(se)的(de)改變越大。電(dian)(dian)(dian)(dian)(dian)化層(ceng)(ceng)的(de)顏色(se)改變后(hou),經過電(dian)(dian)(dian)(dian)(dian)動(dong)后(hou)視鏡(jing)反(fan)射到駕(jia)(jia)駛員(yuan)眼睛的(de)光(guang)線(xian)就顯著減弱,不(bu)但(dan)不(bu)影響駕(jia)(jia)駛員(yuan)的(de)視力,反(fan)而提高(gao)了駕(jia)(jia)乘車輛的(de)舒適性和(he)安(an)全性。
紅旗ls7是一款十分大氣的全尺寸suv車型,該車型是全新2022款suv新車型。其指導價格為136.58-146.58萬元。可以看出這款suv車型的價格是比較高的。
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