貴州反射亮度計(jì)品牌服務(wù)為先深圳市茂迪機(jī)電設(shè)備供應(yīng)-b2b網(wǎng)站_b2b電子商務(wù)平臺(tái)【買產(chǎn)品】-上?？谄蚴称酚邢薰?/title><meta name="description" content="亮度計(jì)主要采用一對(duì)有一定距離的光孔接收固定立體角、固定投光面積的光通量，此值不隨物體遠(yuǎn)近而變，只要物體的表面積足夠大。為了瞄準(zhǔn)被測(cè)物體,常采用成像系統(tǒng)。被測(cè)光源經(jīng)物鏡后在帶孔（前光孔）反射鏡上成像，貴州反射亮度計(jì)品牌，其中一部分經(jīng)反射鏡及目"><meta name="keywords" content="貴州反射亮度計(jì)品牌,亮度計(jì)"><link rel="canonical" href="http://www.cdcfah.com/"/><meta name="applicable-device" content="pc"><link rel="shortcut icon" href="/static/new_net_01/images/favicon.ico"><link rel="stylesheet" href="/static/new_net_01/css/slick.css" /><link rel="stylesheet" href="/static/new_net_01/css/addnew.css"><link rel="stylesheet" href="/static/new_net_01/css/sidenav.css"><link rel="stylesheet" href="/static/new_net_01/css/style.css" /><link rel="stylesheet" href="/static/new_net_01/css/tab.css"><link rel="stylesheet" href="/static/new_net_01/css/404.css"> <meta name="baidu-site-verification" content="OBVzrC9aaQ" /> <meta 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href="http://www.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a>?<a href="http://www.cdcfah.com/cp/second-_yiqiyibiao/">儀器儀表</a>?<a href="http://www.cdcfah.com/cp/third-yiqiyibiao_jdsyb/">基地式儀表</a>?貴州反射亮度計(jì)品牌服務(wù)為先深圳市茂迪機(jī)電設(shè)備供應(yīng)</p><div id="dbjzp9p" class="leftbox clearfix"><h1>貴州反射亮度計(jì)品牌服務(wù)為先深圳市茂迪機(jī)電設(shè)備供應(yīng)</h1><div id="xn9rzfv" class="proBig"><div id="9pf9ndb" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/szmdjd/637343339512587890/7691247.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="nljhtrx" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/szmdjd/637343339512587890/7691247.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="p9rtrzf" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價(jià)格要求：</span>面議</p><p><span>所在地：</span>廣東省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>貴州反射亮度計(jì)品牌,亮度計(jì)</p><p><span>***更新：</span>2020-09-03 02:16:31</p><p><span id="click" >瀏覽次數(shù)：0次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="zpxflxn" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">深圳市茂迪機(jī)電設(shè)備有限公司</a></p><p><span>聯(lián)系人：</span>黃富強(qiáng)</p><p><span>郵箱: </span>fuqiang.huang@maodi.net</p><p><span>電話: </span>13509625980</p><p><span>傳真: </span>0755_</p><p><span>網(wǎng)址: </span>http://www.maodi.net</p><p><span>手機(jī): </span>0755-83280136</p><p><span>地址: </span>深南大道6006號(hào)華豐大廈2803、2804</p><p>[當(dāng)前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="9zhhx9h" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="9p999rr" class="box"><p><p style="text-indent:25px">亮度計(jì)主要采用一對(duì)有一定距離的光孔接收固定立體角、固定投光面積的光通量，此值不隨物體遠(yuǎn)近而變，只要物體的表面積足夠大。為了瞄準(zhǔn)被測(cè)物體,常采用成像系統(tǒng)。被測(cè)光源經(jīng)物鏡后在帶孔（前光孔）反射鏡上成像，貴州反射亮度計(jì)品牌，其中一部分經(jīng)反射鏡及目鏡，由人眼接收，貴州反射亮度計(jì)品牌，以瞄準(zhǔn)和監(jiān)控清晰成像面與帶孔反射鏡重合；另一部分光則經(jīng)過反射鏡上的小孔經(jīng)后光孔到達(dá)V(λ)接收信號(hào)。亮度值用指針或數(shù)字表頭顯示。亮度計(jì)是為測(cè)量各種熒光屏和透射屏的亮度而專門設(shè)計(jì)的，貴州反射亮度計(jì)品牌，它在電視、醫(yī)用X 射線、CRT 及場(chǎng)致發(fā)光、熒光物質(zhì)等測(cè)量方面有普遍的用途。亮度計(jì)用于燈泡等各種光源的亮度，色度，色溫度特性。貴州反射亮度計(jì)品牌</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="貴州反射亮度計(jì)品牌,亮度計(jì)" src="https://tyunfile.71360.com/UploadFile/szmdjd/637343339512587890/7691247.png"></div><p style="text-indent:25px">亮度計(jì)設(shè)計(jì)時(shí)還應(yīng)當(dāng)注意一些問題。首先，在設(shè)計(jì)時(shí)，一定要考慮白平衡問題，所謂白平衡，就像是天平在使用前的調(diào)零一樣，也就是用戶所指定顏色的外界白光。因?yàn)橐来税坠鉃榛鶞?zhǔn)進(jìn)行調(diào)整。這里有兩種方法可以計(jì)算并調(diào)整參數(shù)。一是依次選通三種顏色的濾波器，然后對(duì) TCS230的輸出脈沖依次進(jìn)行計(jì)數(shù)。當(dāng)計(jì)數(shù)到 255時(shí)停止計(jì)數(shù)，并分別計(jì)算每個(gè)通道所用的時(shí)間。這些時(shí)間就是對(duì)應(yīng)于實(shí)際測(cè)試時(shí) TCS230每種濾波器所采用的時(shí)間基準(zhǔn)，在這段時(shí)間內(nèi)所測(cè)得的脈沖數(shù)就是所對(duì)應(yīng)的R、G和B的值。二是設(shè)置定時(shí)器為一固定時(shí)間(例如10 ms)，然后選通三種顏色的濾波器，并計(jì)算這段時(shí)間內(nèi) TCS230的輸出脈沖數(shù)。這樣便可計(jì)算出一個(gè)比例因子，通過這個(gè)比例因子可以把這些脈沖數(shù)變?yōu)?55。然后在實(shí)際測(cè)試時(shí)，使用同樣的時(shí)間進(jìn)行計(jì)數(shù)，把測(cè)得的脈沖數(shù)再乘以該比例因子，這樣就可以得到所對(duì)應(yīng)的R、G和 B的值。上海分布亮度計(jì)價(jià)格多少亮度計(jì)的雜散光由不符合要求的反射、光源以及一些透射材料產(chǎn)生。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="貴州反射亮度計(jì)品牌,亮度計(jì)" src="https://tyunfile.71360.com/UploadFile/szmdjd/637343339554882812/5886966.png"></div><p style="text-indent:25px">在觀眾廳位置中間安放亮度計(jì)，高度約使亮度計(jì)對(duì)準(zhǔn)銀幕中心，此時(shí)，可以選擇白色測(cè)試圖下方帶有“十字架”的測(cè)試圖，當(dāng)固定好亮度計(jì)后，再切回白色測(cè)試圖。在常規(guī)模式下，調(diào)節(jié)燈電流，測(cè)量當(dāng)前亮度。使之達(dá)到DCI規(guī)范亮度14±3fL。亮度校正好后，需要對(duì)其進(jìn)行保存。假設(shè)此時(shí)亮度計(jì)測(cè)量的結(jié)果為14fL，選擇，安裝，燈，輸出，在光傳感器校準(zhǔn)的“將當(dāng)前光輸出校準(zhǔn)為”的文本框中，輸入14，點(diǎn)擊“保存”，此時(shí)會(huì)彈出選項(xiàng)對(duì)話框，可以進(jìn)行選擇相應(yīng)文件“Scope2D”或在下方直接輸入，即完成新建文件操作。測(cè)量3D Scope、Flat亮度時(shí)，若3D為偏振系統(tǒng)，需將偏振片移至鏡頭中心，測(cè)量時(shí)，將3D眼鏡固定放置在亮度計(jì)前，進(jìn)行測(cè)量，亮度需達(dá)到 7±2fL。并將實(shí)際數(shù)值寫入“將當(dāng)前光輸出校準(zhǔn)為”的文本框中。</p><p style="text-indent:25px">亮度計(jì)是一種測(cè)光和測(cè)色的計(jì)量?jī)x器。亮度計(jì)是每個(gè)化學(xué)分析實(shí)驗(yàn)室必備的常用儀器設(shè)備之一，在各種定量和定性分析中得到了普遍的應(yīng)用。亮度計(jì)主要采用一對(duì)有一定距離的光孔接收固定立體角、固定投光面積的光通量，此值不隨物體遠(yuǎn)近而變，只要物體的表面積足夠大。為了瞄準(zhǔn)被測(cè)物體,常采用成像系統(tǒng)。被測(cè)光源經(jīng)物鏡后在帶孔（前光孔）反射鏡上成像，其中一部分經(jīng)反射鏡及目鏡，由人眼接收，以瞄準(zhǔn)和監(jiān)控清晰成像面與帶孔反射鏡重合；另一部分光則經(jīng)過反射鏡上的小孔經(jīng)后光孔到達(dá)V(λ)接收信號(hào)。亮度值用指針或數(shù)字表頭顯示。亮度計(jì)能和基準(zhǔn)儀器分光輻射計(jì)SR系列，以及同類機(jī)型直接連接進(jìn)行顏色補(bǔ)正，能長(zhǎng)期提供安定的計(jì)測(cè)品質(zhì)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="貴州反射亮度計(jì)品牌,亮度計(jì)" src="https://tyunfile.71360.com/UploadFile/szmdjd/637343339574794921/2204686.png"></div><p style="text-indent:25px">亮度計(jì)使Ls垂直照射光電池E=I/r2，改變r(jià)可得不同照度下的光電流值，由E與i的對(duì)應(yīng)關(guān)系將電流刻度轉(zhuǎn)換為照度刻度。亮度計(jì)利用光強(qiáng)標(biāo)準(zhǔn)燈,在近似點(diǎn)光源的工作距離下,改變光電池與標(biāo)準(zhǔn)燈的距離l,記錄下各個(gè)距離下的電流計(jì)的讀數(shù),由距離平方反比定律E=I/r2計(jì)算光照度E,由此可以得到一系列不同照度的光電流值i,作光電流i與照度E的變化曲線,即為照度計(jì)的定標(biāo)曲線由此可對(duì)照度計(jì)表盤進(jìn)行分度即為照度計(jì)的定標(biāo)。光電池和電流計(jì)更換時(shí)需重新定標(biāo);照度計(jì)使用一段時(shí)間后應(yīng)對(duì)照度計(jì)重新進(jìn)行定標(biāo)(一般一年內(nèi)應(yīng)檢定1-2次);高精度的照度計(jì)可用光強(qiáng)標(biāo)準(zhǔn)燈進(jìn)行檢定;擴(kuò)大照度計(jì)的定標(biāo)量程可改變距離r,也可選用不同的標(biāo)準(zhǔn)燈,選用小量程的電流計(jì)。亮度計(jì)高動(dòng)態(tài)范圍，高速亮度和色度測(cè)量，精確測(cè)量。江蘇彩色亮度計(jì)多少錢一個(gè)</p><p style="text-indent:25px">我們的亮度計(jì)生產(chǎn)廠家生產(chǎn)的光亮度計(jì)通常無顏色選擇功能。貴州反射亮度計(jì)品牌</p><p style="text-indent:25px">亮度計(jì)目前已擁有電學(xué)、無線電、幾何量、熱學(xué)、力學(xué)、化學(xué)、電力高壓檢測(cè)計(jì)量等各領(lǐng)域?qū)I(yè)技術(shù)，以“為客戶提供專業(yè)、、經(jīng)濟(jì)、快速的服務(wù)”為宗旨，開展相應(yīng)專業(yè)儀器的校準(zhǔn)、檢測(cè)、銷售、維修及人員培訓(xùn)工作。公司秉承其科學(xué)、公正、準(zhǔn)確、效率很高的計(jì)量理念，信守“科學(xué)公正、客戶至上”的承諾，利用先進(jìn)的計(jì)量標(biāo)準(zhǔn)儀器設(shè)備和精湛的測(cè)試技術(shù)，竭誠(chéng)為每一位客戶提供高質(zhì)量的服務(wù)。通過不斷努力，建標(biāo)8項(xiàng)到30余項(xiàng)，CNAS項(xiàng)目24到 500余項(xiàng),項(xiàng)目電力高壓生物制藥消防氣體綜合實(shí)力位居民營(yíng)首先,。貴州反射亮度計(jì)品牌</p><p style="text-indent:25px">深圳市茂迪機(jī)電設(shè)備有限公司致力于儀器儀表，是一家貿(mào)易型的公司。公司自成立以來，以質(zhì)量為發(fā)展，讓匠心彌散在每個(gè)細(xì)節(jié)，公司旗下電能質(zhì)量分析儀，功率分析儀，亮度計(jì)，色差儀深受客戶的喜愛。公司秉持誠(chéng)信為本的經(jīng)營(yíng)理念，在儀器儀表深耕多年，以技術(shù)為先導(dǎo)，以自主產(chǎn)品為重點(diǎn)，發(fā)揮人才優(yōu)勢(shì)，打造儀器儀表良好品牌。在社會(huì)各界的鼎力支持下，持續(xù)創(chuàng)新，不斷鑄造***服務(wù)體驗(yàn)，為客戶成功提供堅(jiān)實(shí)有力的支持。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/1136118.html</p></div></div></div></div></div><div id="pffv9hp" class="page-right twoColRt"><div 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