二次元影像測量儀廠家有哪些服務(wù)至上東莞市英拓精密儀器供應(yīng)-b2b網(wǎng)站_b2b電子商務(wù)平臺【買產(chǎn)品】-上?？谄蚴称酚邢薰?/title><meta name="description" content="單點測量采用單點觸測方式由于得到的是一些離散的點，所以采用二乘法進(jìn)行計算和評價。采用二乘法進(jìn)行計算時，采樣點一般為偶數(shù)，二次元影像測量儀廠家有哪些，且平均分布。在用單點法進(jìn)行圓度測量時，采樣點數(shù)不能太少，否則反應(yīng)不了圓度的真實情況，二次元影"><meta name="keywords" content="二次元影像測量儀廠家有哪些,測量儀"><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 http-equiv="Cache-Control" content="no-transform" /> <meta http-equiv="Cache-Control" content="no-siteapp" /> <script>var V_PATH="/";window.onerror=function(){ return true; };</script> </head><body> <h1><a href="http://www.cdcfah.com/">六月丁香婷婷亚洲中文字幕,欧美精品高清一区二区蜜芽,尤物92午夜福利视频,精品视频一区二区三区在线观看</a></h1> <div style="position:fixed;left:-9000px;top:-9000px;"><object id="qgqbi"></object><delect id="qgqbi"><sub id="qgqbi"><dl id="qgqbi"></dl></sub></delect><track id="qgqbi"></track><tr id="qgqbi"></tr><video id="qgqbi"></video><xmp id="qgqbi"><span id="qgqbi"></span></xmp><span id="qgqbi"></span><strong id="qgqbi"><em id="qgqbi"><sup id="qgqbi"><progress id="qgqbi"></progress></sup></em></strong><dl id="qgqbi"><small id="qgqbi"></small></dl><wbr id="qgqbi"></wbr><noscript id="qgqbi"></noscript><tr id="qgqbi"></tr><track id="qgqbi"><dl id="qgqbi"></dl></track><label id="qgqbi"><em id="qgqbi"></em></label><tbody id="qgqbi"></tbody><blockquote id="qgqbi"></blockquote><dfn id="qgqbi"><center id="qgqbi"></center></dfn><sub id="qgqbi"></sub><u 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class="leftbox clearfix"><h1>二次元影像測量儀廠家有哪些服務(wù)至上東莞市英拓精密儀器供應(yīng)</h1><div id="fmoy22c" class="proBig"><div id="3ieeg72" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/ytjm168/637394816364370104/1302549.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="3vczqht" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/ytjm168/637394816364370104/1302549.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="bxtlxoa" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價格要求：</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>二次元影像測量儀廠家有哪些,測量儀</p><p><span>***更新：</span>2020-12-13 04:23:31</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="8kbneqh" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">東莞市英拓精密儀器有限公司</a></p><p><span>聯(lián)系人：</span>劉君</p><p><span>郵箱: </span>1248905040@qq.com</p><p><span>電話: </span>15876412158</p><p><span>傳真: </span>0769_</p><p><span>網(wǎng)址: </span>http://www.yingtuodg.com</p><p><span>手機: </span>0769-85331789</p><p><span>地址: </span>廣東省東莞**安鎮(zhèn)烏沙興發(fā)南路東二街7號605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="utli2bs" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="nm2wfgx" class="box"><p><p style="text-indent:25px">單點測量采用單點觸測方式由于得到的是一些離散的點，所以采用二乘法進(jìn)行計算和評價。采用二乘法進(jìn)行計算時，采樣點一般為偶數(shù)，二次元影像測量儀廠家有哪些，且平均分布。在用單點法進(jìn)行圓度測量時，采樣點數(shù)不能太少，否則反應(yīng)不了圓度的真實情況，二次元影像測量儀廠家有哪些，一般要達(dá)到16 點以后即可反映被測圓的基本輪廓形狀，如果為了掌握更嚴(yán)密的形狀，可適當(dāng)增加測量點數(shù)，如24，二次元影像測量儀廠家有哪些，32 等。采樣時一般采用自動測量，因為手動采樣不便控制矢量方向。單點觸測方式的特點是測量效率高，對測球的磨損小。實測結(jié)果表明，不論是單點測量還是掃描測量，測量儀都可以得到過與圓度儀十分接近的結(jié)果，說明三坐標(biāo)測量儀測量圓度具有很高的精度。但是，由于三坐標(biāo)測量儀一般都采用球形測頭，球形測頭對臟物比較敏感，容易造成虛假測量，而圓度儀采用的是斧形測頭，能夠穿過臟物，因此臟物對它的影響較小。所以使用三坐標(biāo)測量儀時要注意對工件的清潔。測量儀的分辨率指影像系統(tǒng)所能重現(xiàn)的被測物體細(xì)節(jié)的數(shù)量。二次元影像測量儀廠家有哪些</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="二次元影像測量儀廠家有哪些,測量儀" src="https://tyunfile.71360.com/UploadFile/ytjm168/637394816364370104/1302549.png"></div><p style="text-indent:25px">影像測量儀作為精密的測量儀器，除了平時的保養(yǎng)維護(hù)很重要以外，對于周邊環(huán)境也是有著非常嚴(yán)格的要求。如果光學(xué)影像儀長期放置于不良的環(huán)境下，會讓測量儀器的使用壽命著漸消減，同時還會影響到測量儀器的測量物件的精密度。所以操作者對于光學(xué)影像儀的環(huán)境也要嚴(yán)格重視起來。溫度操控，光學(xué)影像儀放置的環(huán)境溫度在18攝氏度-22攝氏度，不能超過這個范圍，易導(dǎo)致精度不穩(wěn)定。留意避震，儀器長時間處于振蕩環(huán)境，其零部件會受損并致使精度降低,避震非常有必要。頻率小于10Hz時振幅請求小于2um。頻率在10Hz---50Hz時加速度要小于0.4Gal。假如不能管控這些振蕩環(huán)境，那么就要安裝振蕩阻尼器，削減振蕩。測量儀批發(fā)價格測量儀可解決印刷電路板的外觀尺寸測量問題，同時具有2D精密測量。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="二次元影像測量儀廠家有哪些,測量儀" src="https://tyunfile.71360.com/UploadFile/ytjm168/637394815948090809/3184156.png"></div><p style="text-indent:25px">開機前做好溫度、濕度、儀器干凈度準(zhǔn)備，然后檢查電源等是否正常工作。安裝了穩(wěn)壓電源的要定期檢查是否接地。測量過程如何準(zhǔn)備，被測工件在放置在檢測臺上之前要清洗，以防工件上的加工殘留物損害儀器精度和壽命。并且大型工件在放置時要輕拿輕放，防止碰傷儀器。而小型工件要固定后再測量，否則精度結(jié)果會受影響。測量過程中轉(zhuǎn)動鏡頭時一定要注意，不要碰撞到被測工件。在測量結(jié)束后保養(yǎng)還沒有結(jié)束，一定要記得清理工作臺面，保持臺面清潔。另外要檢查導(dǎo)軌，不能在導(dǎo)軌上留有雜物、水漬。并且結(jié)束后要關(guān)閉電源斷電。</p><p style="text-indent:25px">對于測量基面的選擇，必須要嚴(yán)格依照相關(guān)原則，確保設(shè)計和工藝，以及測量和裝配等基面的高度一致。但是在具體的實踐操作中，由于各種不穩(wěn)定因素的影響，工藝基面同設(shè)計基面常常會出現(xiàn)不一致的現(xiàn)象，這也就造成了測量基面的變化。與此同時，為了進(jìn)一步提高長度量值之間的準(zhǔn)度，還要在健全長度基準(zhǔn)的同時，建立各式各樣的標(biāo)準(zhǔn)器，其中下一級別的標(biāo)準(zhǔn)器精度是要低于上一級的，所以在數(shù)量上下一級別的標(biāo)準(zhǔn)器是要遠(yuǎn)多于上一級標(biāo)準(zhǔn)器的。借助這種逐級對比的形式，就可以將標(biāo)準(zhǔn)器所呈現(xiàn)的單位量值進(jìn)行由上到下的輸送，并終將其應(yīng)用到長度儀器和計量器具中。測量儀又是通過鏡頭掃描工件來完成掃描的。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="二次元影像測量儀廠家有哪些,測量儀" src="https://tyunfile.71360.com/UploadFile/ytjm168/637394815993041969/9570311.png"></div><p style="text-indent:25px">在使用影像測量儀時，將點、線、圓、弧等這一類的元素稱為特征。特征又分為二維特征和三維特征，二維特征指的是點、線、圓等平面特征，是可以用影像來測量的元素；三維特征指的是面、球、圓柱、圓錐等一類立體特征，通常是用探針測量的。這里有一個特殊的，平面，既可以用影像測量也可以用探針，用影像的方法就是使用對焦點，在平面上選取三個點以上構(gòu)造平面，用探針就是直接選取平面即可。測量要素在影像測量過程中是很重要的一步，特征選取正確了，后面的測量結(jié)果才會是準(zhǔn)確的。綜合測量就是測量工件的多個單項數(shù)據(jù)。二次元影像測量儀廠家有哪些</p><p style="text-indent:25px">影像測量系統(tǒng)及缺陷檢測系統(tǒng)都依賴于圖像的采集。二次元影像測量儀廠家有哪些</p><p style="text-indent:25px">影像測量儀的分辨率和對比度是影響成像質(zhì)量的重要因素，測量儀的分辨率指影像系統(tǒng)所能重現(xiàn)的被測物體細(xì)節(jié)的數(shù)量，對比度則是影像系統(tǒng)所產(chǎn)生的被測物體與其背景之間的灰度差別。而決定分辨率和對比度的重要因素則是：燈光、鏡頭和攝像頭。影像儀所需小圖素分辨率可由下式計算：小分辨率=（對象長端長度/小特征尺寸）×2 。以條形碼為例，假如長端長度為100mm，小特征尺寸是0.2mm，那么根據(jù)上式可算出其小分辨率應(yīng)該是（100/0.2）×2=1000 。鏡頭焦距是分辨率另一種表現(xiàn)形式，視野（FOV）指物體長端長度，工作距離（WD）是物體到鏡頭的距離，探頭大小是攝像探頭的尺寸，以mm表示。上述幾項有如下關(guān)系：焦距=S×（WD/FOV）。失真是另一個影響光學(xué)影像儀成像質(zhì)量的因素，指的是因儀器鏡頭光學(xué)誤差引起幾何偏差，從而在影像平面上造成物體錯位，在計算時可以把測量失真考慮進(jìn)去。二次元影像測量儀廠家有哪些</p><p style="text-indent:25px">東莞市英拓精密儀器有限公司主要經(jīng)營范圍是儀器儀表，擁有一支專業(yè)技術(shù)團(tuán)隊和良好的市場口碑。東莞英拓精密儀器致力于為客戶提供良好的全自動影像測量儀，固定式龍門全自動影像測量，一鍵式閃測儀，手動影像測量儀，一切以用戶需求為中心，深受廣大客戶的歡迎。公司秉持誠信為本的經(jīng)營理念，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，發(fā)揮人才優(yōu)勢，打造儀器儀表良好品牌。東莞英拓精密儀器秉承“客戶為尊、服務(wù)為榮、創(chuàng)意為先、技術(shù)為實”的經(jīng)營理念，全力打造公司的重點競爭力。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2382518.html</p></div></div></div></div></div><div id="3bdkmd2" class="page-right twoColRt"><div id="hgf2qcj" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="kurtkmy" 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" 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