低廉太阳眼镜或损害视力
<p><span word="It">It</span> <span word="tested">tested</span> <span word="three">three</span> <span word="pairs">pairs</span> <span word="of">of</span> <span word="sunglasses">sunglasses</span> <span word="bought">bought</span> <span word="from">from</span> <span word="each">each</span> <span word="of">of</span> <span word="seven">seven</span> <span word="stores">stores</span> – <span word="Asda">Asda</span>, <span word="M">M</span>&<span word="S">S</span>, <span word="New">New</span> <span word="Look">Look</span>, <span word="Poundland">Poundland</span>, <span word="Primark">Primark</span>, <span word="Sainsbury">Sainsbury</span>’<span word="s">s</span> <span word="and">and</span> <span word="Tesco">Tesco</span> – <span word="all">all</span> <span word="costing">costing</span> <span word="between">between</span> ?1 <span word="and">and</span> ?5. <span word="Fifteen">Fifteen</span> <span word="pairs">pairs</span> <span word="failed">failed</span> <span word="key">key</span> <span word="tests">tests</span> <span word="and">and</span> <span word="only">only</span> <span word="the">the</span> <span word="three">three</span> <span word="from">from</span> <span word="New">New</span> <span word="Look">Look</span> <span word="passed">passed</span> <span word="everything">everything</span>.</p><p>据悉，研究人员在英国最出名的7家饰品门店中对其销售的墨镜（售价1磅到5磅之间）进行了调查，在实验的18副墨镜中，有15副质量完全不合格，只有3副来自<span word="New">New</span> <span word="Look">Look</span>门店的墨镜通过了质量检测。</p><p><span word="Present">Present</span> <span word="in">in</span> <span word="some">some</span> <span word="prescription">prescription</span> <span word="glasses">glasses</span>, <span word="it">it</span> <span word="has">has</span> <span word="the">the</span> <span word="effect">effect</span> <span word="of">of</span> <span word="bending">bending</span> <span word="light">light</span> <span word="and">and</span> <span word="can">can</span> <span word="cause">cause</span> <span word="double">double</span> <span word="vision">vision</span> <span word="or">or</span> <span word="headaches">headaches</span> <span word="in">in</span> <span word="some">some</span> <span word="wearers">wearers</span>. <span word="One">One</span> <span word="pair">pair</span> <span word="was">was</span> <span word="labelled">labelled</span> <span word="good">good</span> <span word="for">for</span> <span word="driving">driving</span> <span word="when">when</span> <span word="the">the</span> <span word="lenses">lenses</span> <span word="were">were</span> <span word="too">too</span> <span word="dark">dark</span> <span word="for">for</span> <span word="such">such</span> <span word="use">use</span>. <span word="A">A</span> ?1 <span word="pair">pair</span> <span word="from">from</span> <span word="Primark">Primark</span> <span word="had">had</span> <span word="lenses">lenses</span> <span word="containing">containing</span> <span word="optical">optical</span> <span word="power">power</span> – <span word="in">in</span> <span word="other">other</span> <span word="words">words</span> <span word="acting">acting</span> <span word="like">like</span> <span word="prescription">prescription</span> <span word="lenses">lenses</span> – <span word="and">and</span> <span word="each">each</span> <span word="lens">lens</span> <span word="let">let</span> <span word="in">in</span> <span word="different">different</span> <span word="amounts">amounts</span> <span word="of">of</span> <span word="light">light</span>.</p><p>研究者发现，这些廉价墨镜在透光性上做得十分低劣，因光线透过劣质镜片而光线发生折射，容易造成视觉重影、甚至还有头疼眩晕的迹象。有些墨镜声称适合开车驾驶时配戴，然而研究者却发现那些墨镜镜片颜色太深，根本就不能配戴开车。</p><p><span word="The">The</span> <span word="Primark">Primark</span> <span word="glasses">glasses</span> <span word="could">could</span> <span word="make">make</span> <span word="vision">vision</span> <span word="problems">problems</span> <span word="such">such</span> <span word="as">as</span> <span word="astigmatism">astigmatism</span> <span word="worse">worse</span>, <span word="said">said</span> <span word="Which">Which</span>? <span word="A">A</span> <span word="pair">pair</span> <span word="of">of</span> ?5 <span word="sunglasses">sunglasses</span> <span word="from">from</span> <span word="Tesco">Tesco</span> <span word="and">and</span> <span word="one">one</span> <span word="from">from</span> <span word="Asda">Asda</span> <span word="had">had</span> <span word="one">one</span> <span word="lens">lens</span> <span word="different">different</span> <span word="to">to</span> <span word="the">the</span> <span word="other">other</span>, <span word="while">while</span> <span word="several">several</span> <span word="sunglasses">sunglasses</span> <span word="let">let</span> <span word="in">in</span> <span word="different">different</span> <span word="amounts">amounts</span> <span word="of">of</span> <span word="light">light</span> <span word="in">in</span> <span word="each">each</span> <span word="lens">lens</span>. <span word="Which">Which</span>? <span word="health">health</span> <span word="expert">expert</span> <span word="Joanna">Joanna</span> <span word="Pearl">Pearl</span> <span word="said">said</span>: ‘<span word="While">While</span> <span word="these">these</span> <span word="problems">problems</span> <span word="would">would</span> <span word="not">not</span> <span word="cause">cause</span> <span word="long">long</span>-<span word="term">term</span> <span word="vision">vision</span> <span word="damage">damage</span>, <span word="they">they</span> <span word="are">are</span> <span word="not">not</span> <span word="pleasant">pleasant</span>, <span word="and">and</span> <span word="glasses">glasses</span> <span word="must">must</span> <span word="comply">comply</span> <span word="with">with</span> <span word="the">the</span> <span word="British">British</span> <span word="Standard">Standard</span> <span word="they">they</span> <span word="claim">claim</span> <span word="to">to</span> <span word="meet">meet</span>.’</p>
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