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clearfix"><div id="7vln2d8" class="twoCol"><div id="3gnk3fj" class="page-proshow clearfix"><p class="current"> 當(dāng)前位置:<a href="http://www.cdcfah.com/">首頁(yè)?<a href="http://www.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a>?<a href="http://www.cdcfah.com/cp/first-_dgdq/">電工電氣</a>?<a href="http://www.cdcfah.com/cp/second-dgdq_dgyqybwr/">電工儀器儀表</a>?<a href="http://www.cdcfah.com/cp/third-dgyqybwr_glclybib/">功率測(cè)量?jī)x表</a>?江蘇相位差測(cè)量?jī)x銷售公司蘇州千宇光學(xué)科技供應(yīng)</p><div id="on427t7" class="leftbox clearfix"><h1>江蘇相位差測(cè)量?jī)x銷售公司蘇州千宇光學(xué)科技供應(yīng)</h1><div id="8uwtaew" class="proBig"><div id="y2dfrys" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/SZqianyuguangxue/637304283103857422/3292206.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="xmlskmo" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/SZqianyuguangxue/637304283103857422/3292206.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="na9enja" 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>江蘇省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>江蘇相位差測(cè)量?jī)x銷售公司,相位差測(cè)量?jī)x</p><p><span>***更新：</span>2020-10-31 12:08:50</p><p><span id="click" >瀏覽次數(shù)：2次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="8prya7l" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">蘇州千宇光學(xué)科技有限公司</a></p><p><span>聯(lián)系人：</span>密先生</p><p><span>郵箱: </span>cimi@oec-tech.com</p><p><span>電話: </span>18662198664</p><p><span>傳真: </span>0512_69388290</p><p><span>網(wǎng)址: </span></p><p><span>手機(jī): </span>0512-69388290</p><p><span>地址: </span>蘇州工業(yè)園區(qū)東旺路8號(hào)7B-302室</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="uoy3uzb" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="srgfgh2" class="box"><p><p style="text-indent:25px">相位差：兩個(gè)頻率相同的交流電相位的差叫做相位差，或者叫做相差。?這兩個(gè)頻率相同的交流電，可以是兩個(gè)交流電流，可以是兩個(gè)交流電壓，可以是兩個(gè)交流電動(dòng)勢(shì)，也可以是這三種量中的任何兩個(gè)。兩個(gè)同頻率正弦量的相位差就等于初相之差，江蘇相位差測(cè)量?jī)x銷售公司。是一個(gè)不隨時(shí)間變化的常數(shù)，江蘇相位差測(cè)量?jī)x銷售公司。?? 也可以是一個(gè)元件上的電流與電壓的相位變化。? 任意一個(gè)正弦量y?=?Asin(wt+?j0）的相位為(wt+?j0），本章只涉及兩個(gè)同頻率正弦量的相位差（與時(shí)間t無(wú)關(guān)）。設(shè)一個(gè)正弦量的初相為?j01，江蘇相位差測(cè)量?jī)x銷售公司，第二個(gè)正弦量的初相為?j02，則這兩個(gè)正弦量的相位差為???j12?=?j01?-?j02配置表: PLM-100系列- -套工業(yè)電腦及軟件。江蘇相位差測(cè)量?jī)x銷售公司</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="江蘇相位差測(cè)量?jī)x銷售公司,相位差測(cè)量?jī)x" src="https://tyunfile.71360.com/UploadFile/SZqianyuguangxue/637304283103857422/3292206.png"></div><p> 光譜儀參數(shù) </p> <p> 探測(cè)器類型: HAMATSU光電二極管陣列 </p> <p> 像素點(diǎn)： 2048 </p> <p> 光柵：全息平場(chǎng)凹面衍射光柵 </p> <p> 狹縫：可選擇狹縫寬度（25um、50um、100um、200um） </p> <p> 光譜范圍： VIS：400--800nm </p> <p> UV-VIS:190--800nm </p> <p> 光學(xué)分辨率： VIS：1.5nm（100um狹縫） </p> <p> UV-VIS:1.5nm（100um狹縫） </p> <p> 波長(zhǎng)精度： ±0.2nm </p> <p> 光譜雜散光： <0.05%（400nm） </p> <p> 信噪比： 2000：1 </p> <p> AD分辨率： 16bit </p> <p> 積分時(shí)間： 0.1ms--60s </p> <p> 供電： 5V/220mA </p> <p> 通訊接口： USB2.0（480Mbps） </p> <p> 解析多層相位差：相位差（0~20000nm） </p> <p> <br /> </p> <p> 吸收軸角度/偏光軸角度 </p> <p> 透過(guò)率，色度（La、b），偏光度 </p> <p> <br /> </p> <p> 快軸慢軸角度 </p> <p> 單波段（550nm為主）/多波段測(cè)試（380nm~nm為主） </p> <p> 內(nèi)應(yīng)力（此功能軟件開發(fā)中）江蘇KOBRA相位差測(cè)量?jī)x專業(yè)服務(wù)此光軸跟基方向呈現(xiàn)吸收狀態(tài)(透光率比較低)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="江蘇相位差測(cè)量?jī)x銷售公司,相位差測(cè)量?jī)x" src="https://tyunfile.71360.com/UploadFile/SZqianyuguangxue/637304282455625000/5909694.png"></div><p> 相位差測(cè)試儀是工業(yè)領(lǐng)域中是經(jīng)常用到的一般測(cè)量工具，比如在電力系統(tǒng)中電網(wǎng)并網(wǎng)合閘時(shí)，需要兩電網(wǎng)的電信號(hào)相同，這就需要精確的測(cè)量?jī)晒ゎl信號(hào)之間的相位差。更有測(cè)量?jī)闪型l信號(hào)的相位差在研究網(wǎng)絡(luò)、系統(tǒng)的頻率特性中具備重要意義。相位測(cè)量的方法很多，典型的傳統(tǒng)方法是通過(guò)顯示器觀測(cè)，這種方法誤差較大，讀數(shù)不方便。為此，我們?cè)O(shè)計(jì)了一種數(shù)字相位差測(cè)量?jī)x，實(shí)現(xiàn)了兩列信號(hào)相位差的自動(dòng)測(cè)量及數(shù)顯。近年來(lái)，隨著科學(xué)技術(shù)的迅速發(fā)展，很多測(cè)量?jī)x逐漸向“智能儀器”和“自動(dòng)測(cè)試系統(tǒng)”發(fā)展，這使得儀器的使用比較簡(jiǎn)單，功能越 </p> <p> 越多。 </p><p style="text-indent:25px">偏光片所屬類別 : 其他基本信息中文名稱：偏光片外文名稱：Polarizer 概述：液晶顯示器的成像必須依靠偏振光標(biāo)準(zhǔn)：是全球公認(rèn)適合駕駛的鏡片分類：碘系偏光片，染料系偏光片偏光片的全稱是偏振光片，液晶顯示器的成像必須依靠偏振光，所有的液晶都有前后兩片偏振光片緊貼在液晶玻璃，國(guó)產(chǎn)相位差測(cè)試儀，組成總厚度1mm左右的液晶片。如果少了任何一張偏光片，液晶片都是不能顯示圖像的。偏光片關(guān)鍵層-PVA PVA膜 (PolyvinylAlcohol)全稱聚乙烯醇薄膜，其組分主要是碳?xì)溲醯容p原子，因此具有高透光和高延展性等特點(diǎn)。PVA分子本來(lái)是任意角度無(wú)規(guī)則性分布的，PET相位差測(cè)試儀，在一定溫度和濕度條件下，受力拉伸后就逐漸偏轉(zhuǎn)于作用力方向，趨向于成直線狀分布。專業(yè)性:光學(xué)博士團(tuán)隊(duì)合力研發(fā)，追求國(guó)產(chǎn)替代。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="江蘇相位差測(cè)量?jī)x銷售公司,相位差測(cè)量?jī)x" src="https://tyunfile.71360.com/UploadFile/SZqianyuguangxue/637304283752412109/9298150.png"></div><p style="text-indent:25px">該設(shè)備是對(duì)對(duì)正弦/三角/梯形波/方波的相位差進(jìn)行精密測(cè)量，具有高度集成，精度高；穩(wěn)定性好，性能可靠，操作簡(jiǎn)便、使用方便、安全等特點(diǎn)，相控雷達(dá)陣、無(wú)線電導(dǎo)航系統(tǒng)、自動(dòng)控制系統(tǒng)的測(cè)距和定位，電力系統(tǒng)中相電壓的相位差測(cè)量等都有廣泛應(yīng)用。該套高精度相位差測(cè)量?jī)x的部分參數(shù)如下：輸入信號(hào)波形正弦/三角/梯形波/方波輸入阻抗1MΩ相位范圍0°to360°or±180°頻率范圍10Hz～20KHz幅度范圍～100Vrms測(cè)量精度相位測(cè)量精度±°相位分辨率°頻率測(cè)量精度2E-6環(huán)境特性工作溫度0℃～＋50℃相對(duì)濕度≤90%（40℃）存儲(chǔ)溫度-30℃～＋70℃供電電源交流220V±10%，50Hz±5%，功率小于75W機(jī)箱尺寸3U，19″標(biāo)準(zhǔn)機(jī)箱（上機(jī)架）482mm（寬）x370（深）x150mm（高）選件根據(jù)客戶要求定做類似產(chǎn)品。高精度相位差測(cè)量?jī)x主要是由鎖相環(huán)PLL（PhaseLockLoop）產(chǎn)生360倍頻基準(zhǔn)信號(hào)和移相網(wǎng)絡(luò)的基準(zhǔn)信號(hào)與待測(cè)信號(hào)進(jìn)行異或后的信號(hào)作為顯示器的閘門電路和控制信號(hào)。在電子系統(tǒng)非常廣泛應(yīng)用領(lǐng)域內(nèi)，到處可見(jiàn)到處理離散信息的數(shù)字電路，在電子技術(shù)中，頻率是**基本的參數(shù)之一。現(xiàn)代相位測(cè)量技術(shù)的發(fā)展可分為三個(gè)階段：第一個(gè)階段是早期采用的諸如阻抗法、和/差法、三電壓法、對(duì)比法和平衡法等。相位差測(cè)試儀有AXOSCAN相位差測(cè)試儀。江蘇相位差測(cè)量?jī)x銷售公司</p><p style="text-indent:25px">軸角度精度：±0.05°（精度業(yè)內(nèi)比較高）。江蘇相位差測(cè)量?jī)x銷售公司</p><p style="text-indent:25px">相位的概念? 相位(phase)是對(duì)于一個(gè)波，特定的時(shí)刻在它循環(huán)中的位置：一種它是否在波峰、波谷或它們之間的某點(diǎn)的標(biāo)度。相位描述信號(hào)波形變化的度量，通常以度?（角度）作為單位，也稱作相角。?當(dāng)信號(hào)波形以周期的方式變化，波形循環(huán)一周即為360°?。? 相位常應(yīng)用在科學(xué)領(lǐng)域，如數(shù)學(xué)、物理學(xué)等。例如：在函數(shù)y=Acos(ωx+φ)中，ωx+φ稱為相位。在astrolog32中點(diǎn)擊ALT+SHIFT+A可以顯示相位設(shè)定菜單。? 在交流電中，相位是反映交流電任何時(shí)刻的狀態(tài)的物理量。交流電的大小和方向是隨時(shí)間變化的。比如正弦交流電流，它的公式是i=Isin2πft。江蘇相位差測(cè)量?jī)x銷售公司</p></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/1789699.html</p></div></div></div></div></div><div id="ra8vprd" class="page-right twoColRt"><div id="oixel8w" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="tvs3mxe" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img src="http://tyunfile.71360.com/UpLoadFile/2019/11/1/14/637082168864691056_lgpj_5374157.jpg" alt="福建ZF配件哪家強(qiáng) 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