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href="home.php?mod=space&uid=54876">作者：update</a> 阅读<em id="_viewnum">(50)</em> 评论: <a href="http://www.oecr.com/portal.php?mod=comment&id=10094&idtype=aid" title="查看全部评论"><em id="_commentnum">5</em></a></p> <div class="zxfb" ><a href="http://www.oecr.com/portal.php?mod=rss&catid=62" class="y xi2 rss" target="_blank" title="RSS">订阅</a></div> </div> <!--[diy=diysummarytop]--><div id="diysummarytop" class="area"></div><!--[/diy]--> <div class="s"> <div class="ss"><div><span>导读： </span>光源技术的发展历程可以追溯到远古时期，随着人类文明的进步，光源技术经历了从自然光到人工光源的演变。</div> </div> <!--[diy=diysummarybottom]--><div id="diysummarybottom" class="area"></div><!--[/diy]--> <div class="d"> <!--[diy=diycontenttop]--><div id="diycontenttop" class="area"></div><!--[/diy]--> <table cellpadding="0" cellspacing="0" class="vwtb"><tr><td id="article_content"><div> 光源技术的发展历程可以追溯到远古时期，随着人类文明的进步，光源技术经历了从自然光到人工光源的演变。以下是对光源技术发展历程的详细回顾：</div><div><br></div><div> 一、自然光与早期人工光源</div><div><br></div><div> 自然光：45亿年前，太阳光是地球上最早的<a href="http://light.oecr.com" target="_blank" class="relatedlink">照明</a>光源。</div><div><br></div><div> 篝火与火把：约40万年前，人类开始使用篝火驱寒、照明、烧熟食物。后来，为了移动性，出现了火把。</div><div><br></div><div> 动植物油灯：约2万年前，人类发现滴落的动物油脂可以点燃，于是开始使用动植物油灯，用动物毛发做灯芯。</div><div><br></div><div> 二、古代照明技术</div><div><br></div><div> 蜡烛：公元前3世纪，蜡烛开始出现，通常用动物油脂制造，源于原始时代的火把。</div><div><br></div><div> 三、近代电光源的兴起</div><div><br></div><div> 碳弧灯：19世纪初，英国的H·戴维发明了碳弧灯，这是电光源技术的早期尝试。</div><div><br></div><div> 白炽灯：1879年，美国的T·A·爱迪生发明了具有实用价值的碳丝白炽灯，使人类从漫长的火光照明进入电气照明时代。随后，白炽灯技术不断发展，包括采用拉制的钨丝（1907年）、充气白炽灯（1912年）等。</div><div><br></div><div> 煤油灯：1853年，波兰发明家IgnacyLukasiewicz发明了煤油灯，以煤油作为燃料，在电灯普及前是主要的照明工具。</div><div><br></div><div> 四、现代电光源的多样化</div><div><br></div><div> 气体放电灯：</div><div><br></div><div> 荧光灯：1938年，欧洲和美国研制出荧光灯，<a href="http://light.oecr.com" target="_blank" class="relatedlink">发光</a>效率和寿命均为白炽灯的3倍以上。荧光灯技术不断发展，包括“三基色”荧光灯（1973年）、紧凑型荧光灯（1980年）等。</div><div><br></div><div> 高压汞灯：20世纪30年代，高压汞灯进入实用阶段。</div><div><br></div><div> 金属卤化物灯和高压钠灯：60年代，这两种光源被开发出来，其发光效率远高于高压汞灯。</div><div><br></div><div> LED光源：</div><div><br></div><div> 1962年，美国通用电气公司研制出第一个可见光发光二极管（LED）。</div><div><br></div><div> 1994年，日本科学家中村修二研制出蓝色LED，凑齐了能发出三原色光的LED，使得发白光的LED灯成为可能，大大提高了照明效率。</div><div><br></div><div> LED光源具有高效、节能、环保等优点，逐渐成为现代照明的主流。</div><div><br></div><div> 五、新型光源的探索</div><div><br></div><div> 随着科技的进步，人类不断探索新型光源，如等离子体光源等。这些新型光源在发光效率、环保性等方面具有更优异的性能。</div><div><br></div><div> 综上所述，光源技术的发展历程是一个从自然光到人工光源、从简单到复杂、从低效到高效的不断演进过程。在这个过程中，人类不断创新、突破，推动了照明技术的快速发展和广泛应用。</div><div><br></div><div><p microsoft="" yahei",="" simsun;="" background-color:="" rgb(255,="" 255,="" 255);="" text-align:="" center;"="" style="word-wrap: normal; margin: 0px; padding: 0px; color: rgb(143, 143, 143); font-family: Tahoma, "Microsoft Yahei", Simsun; background-color: rgb(255, 255, 255); text-align: center;"><a href="http://www.oecr.com/data/attachment/portal/202404/12/093958rszee6k8hhykve3w.jpg" target="_blank" style="word-wrap: normal; color: rgb(51, 51, 51); 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name="commentsubmit_btn" id="commentsubmit_btn" value="true" class="pn"><strong>评论</strong></button></p> </form> <a name="comment_anchor_34939"></a> <dl id="comment_34939_li" class="ptm pbm bbda cl"> <dt class="mbm"> <span class="y xw0 xi2"> <a href="javascript:;" onclick="portal_comment_requote(34939, '10094');">引用</a> </span> <a href="http://club.oecr.com/space-uid-51335.html" class="xi2 xw1" c="1">gzhylwn</a> <span class="xg1 xw0">2024-8-28 11:26</span> </dt> <dd>大家都爱看不爱说话。</dd> </dl><a name="comment_anchor_34938"></a> <dl id="comment_34938_li" class="ptm pbm bbda cl"> <dt class="mbm"> <span class="y xw0 xi2"> <a href="javascript:;" onclick="portal_comment_requote(34938, '10094');">引用</a> </span> <a href="http://club.oecr.com/space-uid-13361.html" class="xi2 xw1" c="1">kittyfei</a> <span class="xg1 xw0">2024-8-28 10:56</span> </dt> <dd>very good thanks</dd> </dl><a name="comment_anchor_34937"></a> <dl id="comment_34937_li" class="ptm pbm bbda cl"> <dt class="mbm"> <span class="y xw0 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