一、太陽鏡鏡片什么材質的好
太陽鏡鏡片(pian)(pian)一般采用塑(su)料(liao)鏡片(pian)(pian)、玻(bo)璃(li)鏡片(pian)(pian)、偏光(guang)(guang)鏡片(pian)(pian)、變(bian)(bian)色鏡片(pian)(pian)制作。塑(su)料(liao)鏡片(pian)(pian)輕巧不(bu)易碎(sui),防紫(zi)外線(xian)功(gong)能(neng)優于玻(bo)璃(li)鏡片(pian)(pian),耐(nai)磨性差;玻(bo)璃(li)鏡片(pian)(pian)其光(guang)(guang)學(xue)性能(neng)很穩(wen)定(ding),不(bu)易變(bian)(bian)形,但是易破碎(sui);偏光(guang)(guang)鏡片(pian)(pian)視線(xian)更(geng)清晰;變(bian)(bian)色鏡片(pian)(pian)可以根據光(guang)(guang)的強(qiang)弱自(zi)動調節。
二、太陽鏡和偏光鏡的區別
太(tai)陽(yang)(yang)(yang)鏡(jing)就(jiu)是(shi)人(ren)們熟知用于遮擋陽(yang)(yang)(yang)光(guang)(guang)(guang)和紫(zi)外線的(de)(de)有(you)色(se)眼(yan)(yan)鏡(jing),不(bu)能(neng)避免眩光(guang)(guang)(guang)對(dui)(dui)眼(yan)(yan)睛(jing)的(de)(de)傷害。 而偏光(guang)(guang)(guang)鏡(jing)能(neng)徹(che)底濾除眩光(guang)(guang)(guang),達到(dao)對(dui)(dui)眼(yan)(yan)睛(jing)的(de)(de)真正保護(hu)。 太(tai)陽(yang)(yang)(yang)鏡(jing)只是(shi)利用減光(guang)(guang)(guang)的(de)(de)作用,降(jiang)低(di)了有(you)害光(guang)(guang)(guang)線的(de)(de)強度,并沒有(you)阻(zu)隔有(you)害光(guang)(guang)(guang)線。偏光(guang)(guang)(guang)眼(yan)(yan)鏡(jing)可以(yi)完全(quan)阻(zu)隔散射(she)(she)、曲折和反射(she)(she)等(deng)各種(zhong)因素造成的(de)(de)刺眼(yan)(yan)眩光(guang)(guang)(guang),即使長期從事(shi)強光(guang)(guang)(guang)活動(dong),眼(yan)(yan)睛(jing)也可以(yi)得(de)到(dao)保護(hu)。偏光(guang)(guang)(guang)鏡(jing)含有(you)偏光(guang)(guang)(guang)夾片,能(neng)夠解決近視(shi)問題,而太(tai)陽(yang)(yang)(yang)鏡(jing)沒有(you)此優(you)勢(shi)。
三、太陽鏡的作用是什么
太(tai)陽鏡,也稱(cheng)遮(zhe)陽鏡,作遮(zhe)陽之用。人(ren)在陽光(guang)下通(tong)常要(yao)(yao)靠調節瞳孔大小來(lai)調節光(guang)通(tong)量,當光(guang)線強度超過人(ren)眼(yan)調節能(neng)力,就會(hui)對人(ren)眼(yan)造(zao)成(cheng)傷害。所(suo)以在戶外活動場所(suo),特別(bie)是在夏天(tian),需要(yao)(yao)采用遮(zhe)陽鏡來(lai)遮(zhe)擋陽光(guang),以減(jian)輕眼(yan)睛調節造(zao)成(cheng)的疲勞(lao)或強光(guang)刺激造(zao)成(cheng)的傷害。
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。