微间距LED屏有何优势

2025-04-05 16:14:28
推荐回答(1个)
回答1:

  随着led显示屏技术的提高与发展,微间距led显示屏也应用而生。那么与传统的拼接屏相比,微间距led屏都有哪些优势呢?
  优势一、单元拼缝比较
  拼接大屏幕显示技术在最大限度满足客户需求同时一直无法避免物理边框的影响。在目前最新的DLP拼接拼缝可达0.2mm、超窄边DID专业液晶拼接拼缝更是高达3.5mm,所谓的无缝拼接、超窄等均不能改变拼缝存在的事实,依然没能达到客户的无缝要求。
  微间距LED显示屏采用无缝拼接,不会出现拼接屏的拼缝,画面是一个整体,实现了正真的无缝拼接显示,保持了画面显示的完美性。
  优势二、异形拼接效果图对比
  微间距LED显示屏箱体单元的尺寸在480X480mm之内,一般的DLP、LCD和PDP拼接屏都是有大尺寸显示单元组成(为的是减少拼缝),每个单元屏的面积都在1平方左右。
  led微间距显示屏单边长只有480mm,搭建弧形屏幕具有很好的过渡性,画面显示连续柔和至臻完美,使用单元尺寸较大的拼接屏搭建圆弧形显示屏,圆弧明显被折线取代,显示的画面也将出现折叠,降低整个显示屏画面的和谐与完美度。
  优势三、亮、度、对比度比较
  微间距led具有1200cd/㎡的高亮度,而DLP拼接屏的亮度最高为ANSI,液晶亮度更低,最高仅为700cd/㎡;LED采用黑表面led灯和黑色面罩处理技术,提高发光亮度,同时降低屏幕黑色时的亮度,让屏幕对比度获得极大再提升。屏幕显示效果远远优于其他两种拼接方式,图像更加清晰自然。
  优势四、色彩一致性比较
  无论是背投拼接屏DLP,还是LCD液晶拼接屏,亦或是PDP等离子拼接屏,各单元间都存在着一定差异,这种差异在不同类型的拼接屏间表现的强弱不同而已;各单元间的色温、亮度、色彩饱和度,以及色域控制等一系列一致性要素很难控制在一个水平上使得各类拼接屏的显示效果都不令人满意。
  微间距led显示屏显示单元是一个整体,有着天然一致性的基础优势,经过单点校正的led显示屏可以保证一块屏幕上每个像素点的亮度、色温、色彩饱和度,以及色域控制等要素都能精准的控制在一个范围内,保证画面显示的完整性和完美度。
  优势五、轻至极限信手"拈"来
  微间距LED单箱体最轻,单箱体重量仅4.5KG。铸铝箱体,强度高,精致美观,重量轻。后盖采用高强度防火材料注塑成型,最大限度的降低了产品重量。低亮度下显示屏灰度表现几乎完美,其显示的画面层次感和鲜艳度高于传统显示屏;能表现出的图像细节更多,无信息损失。
  优势六、反光特性比较
  在电视台演播厅的环境里,作为背景显示屏幕,对布光灯光的反射越小越好,可以减轻设置画面中恼人的光斑。微间距LED显示屏表面为点状矩阵颗粒,加之反射的显示屏面罩设计,本身具备一定的反光特性;
  根据演播厅对反光特性的更高要求,目前已经研发出一款磨砂灯的广电级LED显示屏产品,进一步降低了显示屏表面对布光灯光的反射。
  相对于微间距LED显示屏,各类拼接屏,包括DLP、LCD、PDP等拼接屏却无此优势,所有拼接屏的表面都是由整块的屏幕构成的,对布光灯光的强烈发射在所难免。
  优势七、屏体重量比较轻盈
  微间距LED结构框架采用铝合金型材拼接,安装连接部件采用冲压铝板材料制作。单个屏体重量仅为4.5KG,安装方便快捷。DLP拼接屏根据尺寸不同,重量也有变化,但是每块屏重量100多KG,液晶较DLP轻盈,但扔比LED拼接模块要重很多。
  优势八、功耗、热量数值比较
  微间距LED显示屏的功耗一般控制在每平米300W以内,微间距LED显示屏只需开启全亮的8%即可满足电视台演播厅背景屏对亮度的特别需求,广电级微间距LED产品专为电视台演播厅研发,功耗更低,发热量更小,对室内空调的冷量需求更小,绿色环保。
  微间距LED显示屏使用具有PFC功能的开关电源,减少了LED供电系统线路中各种元器件对供电系统造成的干扰,净化电网,改善电能质量,提高功率因数,降低了大屏幕本身的电能损耗,节约电能,低碳环保。

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