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)一般采用(yong)塑料鏡(jing)(jing)(jing)片(pian)(pian)、玻璃(li)鏡(jing)(jing)(jing)片(pian)(pian)、偏光(guang)(guang)鏡(jing)(jing)(jing)片(pian)(pian)、變(bian)色鏡(jing)(jing)(jing)片(pian)(pian)制作(zuo)。塑料鏡(jing)(jing)(jing)片(pian)(pian)輕巧(qiao)不易(yi)碎,防紫外線(xian)功能優于玻璃(li)鏡(jing)(jing)(jing)片(pian)(pian),耐磨性(xing)差;玻璃(li)鏡(jing)(jing)(jing)片(pian)(pian)其光(guang)(guang)學性(xing)能很穩定,不易(yi)變(bian)形,但(dan)是易(yi)破(po)碎;偏光(guang)(guang)鏡(jing)(jing)(jing)片(pian)(pian)視線(xian)更清晰;變(bian)色鏡(jing)(jing)(jing)片(pian)(pian)可以根據光(guang)(guang)的強(qiang)弱自動調節。
二、太陽鏡和偏光鏡的區別
太陽(yang)鏡(jing)(jing)就是人(ren)們熟知用(yong)于遮擋陽(yang)光(guang)(guang)(guang)和(he)(he)紫外線(xian)的(de)(de)(de)有(you)(you)色眼鏡(jing)(jing),不能(neng)避免眩(xuan)(xuan)光(guang)(guang)(guang)對(dui)(dui)眼睛的(de)(de)(de)傷(shang)害。 而偏(pian)光(guang)(guang)(guang)鏡(jing)(jing)能(neng)徹底濾除眩(xuan)(xuan)光(guang)(guang)(guang),達到(dao)對(dui)(dui)眼睛的(de)(de)(de)真(zhen)正保護。 太陽(yang)鏡(jing)(jing)只是利用(yong)減(jian)光(guang)(guang)(guang)的(de)(de)(de)作(zuo)用(yong),降低了(le)有(you)(you)害光(guang)(guang)(guang)線(xian)的(de)(de)(de)強度,并沒有(you)(you)阻(zu)隔(ge)有(you)(you)害光(guang)(guang)(guang)線(xian)。偏(pian)光(guang)(guang)(guang)眼鏡(jing)(jing)可以完全阻(zu)隔(ge)散(san)射、曲折(zhe)和(he)(he)反射等各種因素造成(cheng)的(de)(de)(de)刺眼眩(xuan)(xuan)光(guang)(guang)(guang),即使長期從事強光(guang)(guang)(guang)活動,眼睛也可以得到(dao)保護。偏(pian)光(guang)(guang)(guang)鏡(jing)(jing)含有(you)(you)偏(pian)光(guang)(guang)(guang)夾片,能(neng)夠解決(jue)近視問題(ti),而太陽(yang)鏡(jing)(jing)沒有(you)(you)此(ci)優(you)勢(shi)。
三、太陽鏡的作用是什么
太陽(yang)(yang)(yang)(yang)鏡,也稱遮陽(yang)(yang)(yang)(yang)鏡,作遮陽(yang)(yang)(yang)(yang)之用(yong)。人在陽(yang)(yang)(yang)(yang)光(guang)下通(tong)常要靠調(diao)(diao)節(jie)瞳孔大小來調(diao)(diao)節(jie)光(guang)通(tong)量,當(dang)光(guang)線強度(du)超過人眼調(diao)(diao)節(jie)能(neng)力,就(jiu)會(hui)對(dui)人眼造成(cheng)傷害。所以在戶外活(huo)動(dong)場所,特別是在夏天,需(xu)要采用(yong)遮陽(yang)(yang)(yang)(yang)鏡來遮擋陽(yang)(yang)(yang)(yang)光(guang),以減(jian)輕眼睛調(diao)(diao)節(jie)造成(cheng)的疲勞或強光(guang)刺激造成(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(pin)更有質量保(bao)證。