一、太陽鏡鏡片什么材質的好
太陽鏡(jing)(jing)(jing)鏡(jing)(jing)(jing)片(pian)(pian)(pian)(pian)一般采用塑料鏡(jing)(jing)(jing)片(pian)(pian)(pian)(pian)、玻璃鏡(jing)(jing)(jing)片(pian)(pian)(pian)(pian)、偏光(guang)(guang)鏡(jing)(jing)(jing)片(pian)(pian)(pian)(pian)、變色(se)鏡(jing)(jing)(jing)片(pian)(pian)(pian)(pian)制作。塑料鏡(jing)(jing)(jing)片(pian)(pian)(pian)(pian)輕(qing)巧不易碎,防(fang)紫外線(xian)功能優于玻璃鏡(jing)(jing)(jing)片(pian)(pian)(pian)(pian),耐(nai)磨性差(cha);玻璃鏡(jing)(jing)(jing)片(pian)(pian)(pian)(pian)其光(guang)(guang)學性能很穩定,不易變形,但(dan)是易破碎;偏光(guang)(guang)鏡(jing)(jing)(jing)片(pian)(pian)(pian)(pian)視線(xian)更清(qing)晰;變色(se)鏡(jing)(jing)(jing)片(pian)(pian)(pian)(pian)可以根據光(guang)(guang)的(de)強弱自動調節。
二、太陽鏡和偏光鏡的區別
太陽(yang)(yang)鏡(jing)(jing)就是人們熟(shu)知用于(yu)遮擋陽(yang)(yang)光(guang)(guang)和紫外線的(de)(de)有(you)(you)色眼(yan)(yan)(yan)鏡(jing)(jing),不(bu)能避(bi)免眩光(guang)(guang)對眼(yan)(yan)(yan)睛的(de)(de)傷害。 而(er)偏(pian)光(guang)(guang)鏡(jing)(jing)能徹底濾(lv)除眩光(guang)(guang),達到(dao)對眼(yan)(yan)(yan)睛的(de)(de)真正(zheng)保護。 太陽(yang)(yang)鏡(jing)(jing)只是利用減光(guang)(guang)的(de)(de)作用,降低了(le)有(you)(you)害光(guang)(guang)線的(de)(de)強度(du),并沒(mei)(mei)有(you)(you)阻(zu)隔(ge)有(you)(you)害光(guang)(guang)線。偏(pian)光(guang)(guang)眼(yan)(yan)(yan)鏡(jing)(jing)可以完(wan)全阻(zu)隔(ge)散射(she)、曲折和反射(she)等各(ge)種因素造成的(de)(de)刺眼(yan)(yan)(yan)眩光(guang)(guang),即使(shi)長期從(cong)事強光(guang)(guang)活動,眼(yan)(yan)(yan)睛也可以得到(dao)保護。偏(pian)光(guang)(guang)鏡(jing)(jing)含有(you)(you)偏(pian)光(guang)(guang)夾片(pian),能夠解(jie)決近視問題,而(er)太陽(yang)(yang)鏡(jing)(jing)沒(mei)(mei)有(you)(you)此優(you)勢(shi)。
三、太陽鏡的作用是什么
太陽(yang)鏡,也(ye)稱遮陽(yang)鏡,作遮陽(yang)之用(yong)。人(ren)在(zai)(zai)陽(yang)光(guang)下(xia)通常要靠調節瞳(tong)孔(kong)大小(xiao)來調節光(guang)通量,當光(guang)線強(qiang)度(du)超(chao)過人(ren)眼調節能力,就會對(dui)人(ren)眼造(zao)(zao)成傷害。所以在(zai)(zai)戶外活動場所,特別是在(zai)(zai)夏天,需要采用(yong)遮陽(yang)鏡來遮擋陽(yang)光(guang),以減輕眼睛調節造(zao)(zao)成的(de)疲勞或(huo)強(qiang)光(guang)刺激造(zao)(zao)成的(de)傷害。
四、太陽鏡怎么挑選
具有UV400標章認證的太陽眼鏡才是真正能有功效的太陽眼鏡,可隔絕99%以上紫外線。鏡面顏色為灰色的,適合駕駛員,能均勻阻絕各種顏色,顏色判斷較準確,不易失真;黃褐色,適合戶外運動,能過濾藍光,增強顏色對比敏感度;墨綠色,除了過濾紫外線,還能過濾紅外線。此外,選擇太陽鏡品牌產品更有質(zhi)量保證。