论坛站务软件水平考试华为认证计算机等级PMP认证思科认证Photoshop3DMAX编程语言移动开发系统运维产品运营淘宝营销办公软件Ps修图云计算大数据摄影就业

<p>摄影是用光影作画，而利用慢速快门进行长曝光，是摄影玩家必修的&ldquo;绘画&rdquo;手法之一，让不少人深深爱上。长曝光是一种&ldquo;魔法&rdquo;，拍出很多我们现实生活中难以看见的效果，捕捉不少令人惊艳的绝妙画面，具体来说有那些神奇的效果呢？</p> <p>&nbsp;</p> <p>&nbsp;</p> <section data-id="85713"> <section style="margin: 0px; padding: 0px; word-wrap: break-word !important; max-width: 100%; box-sizing: border-box !important;"> <section style="margin: 0px; padding: 0px; word-wrap: break-word !important; max-width: 100%; box-sizing: border-box !important;"> <section class="tn-Powered-by-XIUMI" style="margin: 0px; padding: 0.3em 0.5em; height: 2em; color: #ffffff; line-height: 1.4em; font-family: inherit; font-size: 1em; vertical-align: top; display: inline-block; word-wrap: break-word !important; max-width: 100%; box-sizing: border-box; background-color: #5f9cef;"> <section class="tn-Powered-by-XIUMI" style="margin: 0px; padding: 0px; word-wrap: break-word !important; max-width: 100%; box-sizing: border-box;">1、溪水变丝绸</section> </section> <section class="tn-Powered-by-XIUMI" style="margin: 0px; padding: 0px; width: 0.5em; height: 2em; color: #ffffff; font-size: 1em; vertical-align: top; border-top-color: #5f9cef; border-right-color: transparent !important; border-bottom-color: #5f9cef; border-left-color: #5f9cef; border-top-width: 1em; border-right-width: 1em !important; border-bottom-width: 1em; border-top-style: solid; border-right-style: solid !important; border-bottom-style: solid; display: inline-block; word-wrap: break-word !important; max-width: 100%; box-sizing: border-box;"></section> <p style="padding: 0px; margin-top: 0px; margin-bottom: 0px; white-space: pre-wrap; word-wrap: break-word !important; min-height: 1em; max-width: 100%; box-sizing: border-box !important;">&nbsp;</p> </section> </section> </section> <p>&nbsp;</p> <p>一般到山中看瀑布或溪水，能看到水自然的流动、溅起的白花等，不过喜欢欣赏风景照的朋友，想必曾在杂志或别人的作品中看到过流水如丝绸质感般的照片。明明肉眼看到的流水不是这样的，为什么拍出来会变成那样呢？这就是长曝光施展的小魔法！</p> <p><img src="/Public/forum/ueditor/image/20150920/1442719252878587.jpg" alt="" /></p> <p><img src="/Public/forum/ueditor/image/20150920/1442719252438540.jpg" alt="" /></p> <p>&nbsp;</p> <section class="tn-Powered-by-XIUMI" style="margin: 0px; padding: 0.3em 0.5em; height: 2em; color: #ffffff; line-height: 1.4em; font-family: inherit; font-size: 1em; vertical-align: top; display: inline-block; word-wrap: break-word !important; max-width: 100%; box-sizing: border-box; background-color: #5f9cef;"> <section class="tn-Powered-by-XIUMI" style="margin: 0px; padding: 0px; word-wrap: break-word !important; max-width: 100%; box-sizing: border-box;">2、流变车轨</section> </section> <p style="padding: 0px; margin-top: 0px; margin-bottom: 0px; white-space: pre-wrap; word-wrap: break-word !important; min-height: 1em; max-width: 100%; box-sizing: border-box !important;">&nbsp;</p> <p style="padding: 0px; margin-top: 0px; margin-bottom: 0px; white-space: pre-wrap; word-wrap: break-word !important; min-height: 1em; max-width: 100%; box-sizing: border-box !important;">夜晚也是长曝光创作的好时机，一方面是因为夜晚光线环境较差，在不拉高ISO的前提下，需要更长时间的曝光，才能让画面能有足够的亮度，而夜晚户外又分静态光源，如街灯，和动态光源，如车灯等，利用长曝光的手法进行拍摄，最有趣的是能将动态的汽车灯幻化为一条条缤纷的光轨，有的甚至会有种时空穿越的虚幻感。</p> <p><img src="/Public/forum/ueditor/image/20150920/1442719274999812.jpg" alt="" /></p> <p><img src="/Public/forum/ueditor/image/20150920/1442719274269075.jpg" alt="" /></p> <section class="tn-Powered-by-XIUMI" style="margin: 0px; padding: 0.3em 0.5em; height: 2em; color: #ffffff; line-height: 1.4em; font-family: inherit; font-size: 1em; vertical-align: top; display: inline-block; white-space: normal; word-wrap: break-word !important; max-width: 100%; box-sizing: border-box; background-color: #5f9cef;"> <section class="tn-Powered-by-XIUMI" style="margin: 0px; padding: 0px; word-wrap: break-word !important; max-width: 100%; box-sizing: border-box;">3、路人变&ldquo;隐身&rdquo;</section> </section> <section class="tn-Powered-by-XIUMI"></section> <p>&nbsp;</p> <p>&nbsp;</p> <p>来到一个景点想拍摄它漂亮的风光，却又因周遭熙来攘往的人让你觉得备受干扰？这时候你是否想过，可以使用长曝光的方法，让这些人都从画面中消失呢？将相机的光圈调小，ISO值调低，来进行长时间的曝光，行色匆匆的行人会因为移动速度过快、曝光不足而消失在画面中，而拍出&ldquo;无人&rdquo;的效果。就像达盖尔1838年拍摄的那张巴黎街头的照片，花了10分钟曝光的结果是，除了一个停留在一角擦鞋的鞋匠有留下身影外，其他人皆&ldquo;消失&rdquo;。</p> <p>&nbsp;</p> <p><img src="/Public/forum/ueditor/image/20150920/1442719370604938.jpg" alt="1442719370604938.jpg" /></p> <section data-id="85713"> <section style="margin: 0px; padding: 0px; word-wrap: break-word !important; max-width: 100%; box-sizing: border-box !important;"> <section style="margin: 0px; padding: 0px; word-wrap: break-word !important; max-width: 100%; box-sizing: border-box !important;"> <section class="tn-Powered-by-XIUMI" style="margin: 0px; padding: 0.3em 0.5em; height: 2em; color: #ffffff; line-height: 1.4em; font-family: inherit; font-size: 1em; vertical-align: top; display: inline-block; word-wrap: break-word !important; max-width: 100%; box-sizing: border-box; background-color: #5f9cef;"> <section class="tn-Powered-by-XIUMI" style="margin: 0px; padding: 0px; word-wrap: break-word !important; max-width: 100%; box-sizing: border-box;">4、拍出更细致的黑白世界</section> </section> <section class="tn-Powered-by-XIUMI" style="margin: 0px; padding: 0px; width: 0.5em; height: 2em; color: #ffffff; font-size: 1em; vertical-align: top; border-top-color: #5f9cef; border-right-color: transparent !important; border-bottom-color: #5f9cef; border-left-color: #5f9cef; border-top-width: 1em; border-right-width: 1em !important; border-bottom-width: 1em; border-top-style: solid; border-right-style: solid !important; border-bottom-style: solid; display: inline-block; word-wrap: break-word !important; max-width: 100%; box-sizing: border-box;"></section> <p style="padding: 0px; margin-top: 0px; margin-bottom: 0px; white-space: pre-wrap; word-wrap: break-word !important; min-height: 1em; max-width: 100%; box-sizing: border-box !important;">&nbsp;</p> </section> </section> </section> <p>&nbsp;</p> <p>对于黑白摄影有兴趣的朋友，当然不能错过用长曝光来拍摄黑白作品，相比一般的拍摄，利用慢速快门拍摄的黑白照片在阶调性上更精细，层次也会比较丰富。由于没有色彩干扰，也能使得画面的架构、被摄物体的形状更加突出鲜明，某种程度上来说可使读者更容易阅读影像中蕴藏着的一些信息。</p> <p><img src="/Public/forum/ueditor/image/20150920/1442719544755481.jpg" alt="1442719544755481.jpg" /></p> <section data-id="85713"> <section style="margin: 0px; padding: 0px; word-wrap: break-word !important; max-width: 100%; box-sizing: border-box !important;"> <section style="margin: 0px; padding: 0px; word-wrap: break-word !important; max-width: 100%; box-sizing: border-box !important;"> <section class="tn-Powered-by-XIUMI" style="margin: 0px; padding: 0.3em 0.5em; height: 2em; color: #ffffff; line-height: 1.4em; font-family: inherit; font-size: 1em; vertical-align: top; display: inline-block; word-wrap: break-word !important; max-width: 100%; box-sizing: border-box; background-color: #5f9cef;"> <section class="tn-Powered-by-XIUMI" style="margin: 0px; padding: 0px; word-wrap: break-word !important; max-width: 100%; box-sizing: border-box;">5、让时间的脚步现身</section> </section> <section class="tn-Powered-by-XIUMI" style="margin: 0px; padding: 0px; width: 0.5em; height: 2em; color: #ffffff; font-size: 1em; vertical-align: top; border-top-color: #5f9cef; border-right-color: transparent !important; border-bottom-color: #5f9cef; border-left-color: #5f9cef; border-top-width: 1em; border-right-width: 1em !important; border-bottom-width: 1em; border-top-style: solid; border-right-style: solid !important; border-bottom-style: solid; display: inline-block; word-wrap: break-word !important; max-width: 100%; box-sizing: border-box;"></section> <p style="padding: 0px; margin-top: 0px; margin-bottom: 0px; white-space: pre-wrap; word-wrap: break-word !important; min-height: 1em; max-width: 100%; box-sizing: border-box !important;">&nbsp;</p> </section> </section> </section> <p>&nbsp;</p> <p>在长时间曝光下拍摄运动中的东西，往往能拍出物体模糊的轨迹，不管是光轨、人影、流云或是星轨，那都是时间流逝的某种证明。人们总是说时间看不见也摸不着，殊不知在慢速快门的捕捉下，还是能让来无影去无踪的时间&ldquo;现身&rdquo;，正是如此，这也是以静态影像描述岁月流逝的常用手法。</p> <p>&nbsp;</p> <p><img src="/Public/forum/ueditor/image/20150920/1442719586146335.jpg" alt="" /></p> <p><img src="/Public/forum/ueditor/image/20150920/1442719586590238.jpg" alt="" /></p> <p><img src="/Public/forum/ueditor/image/20150920/1442719586477240.jpg" alt="" /></p> <p>&nbsp;</p>

论坛站务软件水平考试华为认证计算机等级PMP认证思科认证Photoshop3DMAX编程语言移动开发系统运维产品运营淘宝营销办公软件Ps修图云计算大数据摄影就业