一、變色騎行眼鏡和偏光騎行眼鏡有什么區別
騎(qi)行(xing)眼(yan)鏡(jing)種(zhong)(zhong)類眾多,比(bi)較主(zhu)流的是(shi)(shi)變(bian)色騎(qi)行(xing)眼(yan)鏡(jing)和偏(pian)(pian)光(guang)騎(qi)行(xing)眼(yan)鏡(jing)兩種(zhong)(zhong),這兩種(zhong)(zhong)騎(qi)行(xing)眼(yan)鏡(jing)有什么區別呢?騎(qi)行(xing)眼(yan)鏡(jing)變(bian)色和偏(pian)(pian)光(guang)的區別主(zhu)要是(shi)(shi):
1、原理不同
變(bian)色眼鏡(jing)是利用鹵化銀見(jian)光(guang)(guang)(guang)(guang)分(fen)解(jie)的(de)(de)原理制造(zao)的(de)(de),當吸(xi)收紫(zi)外線(xian)時(shi)(shi)鹵化銀分(fen)解(jie),銀原子與紫(zi)外線(xian)結合,眼鏡(jing)的(de)(de)透光(guang)(guang)(guang)(guang)率改變(bian),顏色也就改變(bian)了(le);而(er)偏(pian)光(guang)(guang)(guang)(guang)鏡(jing)是根據光(guang)(guang)(guang)(guang)線(xian)的(de)(de)偏(pian)振原理制成的(de)(de),光(guang)(guang)(guang)(guang)的(de)(de)振動平(ping)面和偏(pian)振軸平(ping)行時(shi)(shi),偏(pian)振光(guang)(guang)(guang)(guang)濾光(guang)(guang)(guang)(guang)片才能使偏(pian)振光(guang)(guang)(guang)(guang)透。
2、表現顏色不同
變色眼鏡(jing)暴露(lu)在(zai)太陽(yang)光(guang)下(xia)面(mian)時顏色會(hui)變暗(an),當(dang)進入(ru)室內沒有強光(guang)時顏色又會(hui)恢復;偏光(guang)眼鏡(jing)一般(ban)不會(hui)隨(sui)著(zhu)陽(yang)光(guang)改變顏色。
3、阻隔光線程度不同
變色(se)眼(yan)(yan)鏡(jing)只能減低(di)眩光、紫外光等的(de)強(qiang)度,并無法完全(quan)阻隔(ge)這些有害光線(xian);而(er)偏光眼(yan)(yan)鏡(jing)能完全(quan)阻隔(ge)因散射、屈折、反(fan)射等各種(zhong)因素所造(zao)成(cheng)之刺眼(yan)(yan)的(de)眩光。
以上就是兩種騎(qi)行眼鏡(jing)的主要區別,那么變色鏡(jing)和偏光鏡(jing)哪個好呢?
二、騎行眼鏡選偏光還是變色
騎(qi)(qi)行(xing)(xing)(xing)眼(yan)鏡(jing)(jing)(jing)是騎(qi)(qi)行(xing)(xing)(xing)運動的必備(bei)裝備(bei)之一,有(you)的騎(qi)(qi)友認為偏光騎(qi)(qi)行(xing)(xing)(xing)眼(yan)鏡(jing)(jing)(jing)更好(hao),有(you)的騎(qi)(qi)友更喜歡變(bian)色(se)騎(qi)(qi)行(xing)(xing)(xing)眼(yan)鏡(jing)(jing)(jing),那(nei)么(me)騎(qi)(qi)行(xing)(xing)(xing)眼(yan)鏡(jing)(jing)(jing)變(bian)色(se)的好(hao)還是偏光的好(hao)呢?
一般(ban)來(lai)說(shuo),兩種騎(qi)(qi)行(xing)(xing)眼(yan)(yan)鏡各有(you)(you)各的(de)好處,偏(pian)光騎(qi)(qi)行(xing)(xing)眼(yan)(yan)鏡能(neng)過濾太(tai)陽的(de)UVA、UVC,能(neng)在騎(qi)(qi)行(xing)(xing)斜(xie)視等特殊(shu)角度(du)過濾水面、玻璃的(de)反射(she)光,適合(he)在太(tai)陽下的(de)水邊、汽(qi)車多的(de)路上(shang)騎(qi)(qi)行(xing)(xing);而(er)(er)變色騎(qi)(qi)行(xing)(xing)眼(yan)(yan)鏡能(neng)隨著環境中紫(zi)外(wai)線(xian)以及溫(wen)度(du)的(de)變化而(er)(er)變化,從(cong)而(er)(er)保(bao)護我們的(de)雙眼(yan)(yan),但(dan)對(dui)紫(zi)外(wai)線(xian)的(de)過濾效果沒有(you)(you)偏(pian)光騎(qi)(qi)行(xing)(xing)眼(yan)(yan)鏡那么好,而(er)(er)且也不具備偏(pian)振功(gong)能(neng),相對(dui)來(lai)說(shuo),偏(pian)光騎(qi)(qi)行(xing)(xing)眼(yan)(yan)鏡是更好的(de)。
不過對于有條件的騎友來說,準備一副偏光眼鏡一副變色眼鏡更好,也可以買那種可以更換鏡片的騎行眼鏡,準備兩種鏡片就好了。