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id="w7ry2gi" class="proBig"><div id="dcjbdkm" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/JLKJ2020/637285914418964844/813508.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="8fhebnp" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/JLKJ2020/637285914418964844/813508.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="ixu33ov" 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>龍華批發(fā)鏡片面板批發(fā),鏡片面板</p><p><span>***更新：</span>2021-02-04 01:05:46</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="r78nj2s" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">深圳市佶利科技有限公司</a></p><p><span>聯(lián)系人：</span>江小姐</p><p><span>郵箱: </span>360581031@qq.com</p><p><span>電話: </span>13928444710</p><p><span>傳真: </span>0755_</p><p><span>網(wǎng)址: </span></p><p><span>手機(jī): </span>0755-81471926</p><p><span>地址: </span>觀瀾街道廣培社區(qū)木頭湖517號(hào)201-1</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="3xelxb3" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="gpro3wt" class="box"><p><p> 中高折射率樹脂材料的鏡片特點(diǎn) </p> <p> 中高折射率樹脂材料：***大部分的中折射率和高折射率材料都是熱固性樹脂，其發(fā)展非常迅速。它們的折射率可以使用以下任意一種技術(shù)來增加：改變原分子中電子的結(jié)構(gòu)，例如：引入苯環(huán)結(jié)構(gòu)；在原分子中加入重原子，諸如鹵素（氯、溴等）或硫。與傳統(tǒng)CR-39相比，用中高折射率樹脂材料制造的鏡片更輕、更薄。它們的比重與CR-39大體一致（在1.20到1.40之間），但色散較大（阿貝數(shù)45），抗熱性能較差，然而抗紫外線較佳，龍華批發(fā)鏡片面板批發(fā)，龍華批發(fā)鏡片面板批發(fā)，龍華批發(fā)鏡片面板批發(fā)，同時(shí)也可以染色和進(jìn)行各種系統(tǒng)的表面鍍膜處理。使用這些材料的鏡片制造工藝與CR-39的制造原理大體一致?，F(xiàn)在1.67的樹脂材料已***流行，而且象1.7的樹脂材料也已在市場上有銷售。視光業(yè)的專業(yè)人員正不斷研制開發(fā)新材料，改良原有材料，以期樹脂材料在將來獲得更好的性能 </p> <p> <br /> PC/ABS這種混合材料還顯示了優(yōu)異的流動(dòng)特性。龍華批發(fā)鏡片面板批發(fā)</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="龍華批發(fā)鏡片面板批發(fā),鏡片面板" src="https://tyunfile.71360.com/UploadFile/JLKJ2020/637285914418964844/813508.png"></div><p style="text-indent:25px">PC面板：專業(yè)名稱為聚碳酸酯（Polycarbonate）板，縮寫為PC板，是一種無色透明的無定性熱塑性材料，其化學(xué)性質(zhì)表現(xiàn)為耐油、耐酸、不耐強(qiáng)堿，不耐紫外線，故不適于室外使用；物理性能為無色透明、耐熱、抗沖擊，耐磨性能比PMMA差，需對(duì)其表面進(jìn)行改良性處理,即納米硬化(hard coating)處理。硬化后表面硬度可達(dá)到HB-1H，且具有防刮花、耐磨擦、防霧化、防眩光、防靜電、防指紋的性能，可根據(jù)要求對(duì)板材進(jìn)行單面或者雙面硬化處理。因PC板具有良好的機(jī)械性能，故是制造通訊產(chǎn)品、數(shù)碼產(chǎn)品、***電器產(chǎn)品面板鏡片之理想材料。防指紋硬化PC板按使用要求可分為普通級(jí)、印刷級(jí)、光學(xué)級(jí)三種，普通級(jí)適用于手機(jī)按鍵、數(shù)碼攝像頭、標(biāo)牌銘板、電器面板、儀器儀表面板、視窗面板、薄膜開關(guān)等；印刷級(jí)適用于手寫觸摸屏、***電器面板銘牌等；光學(xué)級(jí)主要應(yīng)用于手機(jī)鏡片、液晶顯示屏、數(shù)碼鏡片、光學(xué)鏡片等。鳳崗pc鏡片面板切割化學(xué)和物理特性: PC/ABS具有PC和ABS兩者的綜合特性。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="龍華批發(fā)鏡片面板批發(fā),鏡片面板" src="https://tyunfile.71360.com/UploadFile/JLKJ2020/637285914738261719/5456503.png"></div><p> 光學(xué)樹脂鏡片基本分類PMMA鏡片：PMMA屬熱塑性材料，早在五十年代就被***用于制造鏡片，但是由于受熱易變形及耐磨性較差的缺點(diǎn)，很快就被CR-39所替代。用PMMA生產(chǎn)的鏡片（主要有太陽鏡鏡片、角膜接觸鏡）PC太空片：聚碳酸酯是直線形無定型結(jié)構(gòu)的熱塑聚合體，具有許多光學(xué)方面的優(yōu)點(diǎn)：出色的抗沖擊性能（是CR39的10倍以上），高折射率（ne=，nd=），非常輕（比重=），**抗紫外線（385nm），耐高溫（軟化點(diǎn)為140℃）。（主要有工業(yè)用護(hù)目鏡片、偏光鏡片、體育運(yùn)動(dòng)用鏡片等。）中高折射率樹脂材料：***大部分的中折射率(n=)和高折射率(n>)材料都是熱固性樹脂，其發(fā)展非常迅速。它們的折射率可以使用以下任意一種技術(shù)來增加：改變原分子中電子的結(jié)構(gòu)，例如：引入苯環(huán)結(jié)構(gòu)；在原分子中加入重原子，諸如鹵素（氯、溴等）或硫。與傳統(tǒng)CR-39相比，用中高折射率樹脂材料制造的鏡片更輕、更薄。染色樹脂材料：用于制造太陽眼鏡鏡片的基本上都是聚合前加入染料而制成的，特別適合大批量制造各色平光太陽鏡片，同時(shí)在材料中加入可吸收紫外線的物質(zhì)。鏡片的顏色取決于紅黃藍(lán)三原色的搭配，可以染成各種不同的顏色。染色方法：熱浸泡法鏡片顏色的濃度取決于（染料的濃）（浸泡的時(shí)間）、。 </p><p style="text-indent:25px"> 亞克力鏡片與玻璃鏡片發(fā)展趨勢誰更有力？亞克力，被稱為“塑料皇后”，因?yàn)閬喛肆哂匈|(zhì)輕、價(jià)廉，易于成型等優(yōu)點(diǎn)。它的成型方法有澆鑄，射出成型，機(jī)械加工、亞克力熱成型等。尤其是射出成型，可以大批量生產(chǎn)，制程簡單，成本低。因此，目前它***用于儀器儀表零件、汽車車燈、光學(xué)鏡片、透明管道等。但亞克力對(duì)于未來要求更高的手機(jī)及平板電腦鏡片來說，就比較顯拙，特別是現(xiàn)世風(fēng)日下的觸控?cái)?shù)碼產(chǎn)品，玻璃類產(chǎn)品主要為超薄玻璃（），經(jīng)過玻璃開片、仿型磨邊、拋光、硬化、超聲清洗、真空鍍膜、絲印等一系列特殊加工工藝制作而成的產(chǎn)品。它具有美化裝飾和保護(hù)的功能。做眼鏡的叫"霞"還有天然的是有一定的彎度的 .</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="龍華批發(fā)鏡片面板批發(fā),鏡片面板" src="https://tyunfile.71360.com/UploadFile/JLKJ2020/637285914549609375/9539423.png"></div><p> 高折射率玻璃鏡片歷史變化： </p> <p> n 1975年生產(chǎn)出含鈦元素的鏡片，折射率為1.7，阿貝數(shù)為41； </p> <p> n 1990年又生產(chǎn)出了含鑭元素的鏡片，折射率為1.8，阿貝數(shù)為34； </p> <p> n 1995年出現(xiàn)折射率為1.9的材料，加入了元素鈮，阿貝數(shù)為30，這是目前折射率比較高的鏡片材料。 </p> <p> n 雖然采用這些材料所制造的鏡片越來越薄，然而卻沒有減少鏡片的另一重要參數(shù)：重量，其實(shí)實(shí)際上，隨著折射率的增加，材料的比重也隨之增加，這樣就抵消了因?yàn)殓R片變薄而帶來的重量上的減輕。這一現(xiàn)象是通過在材料中混合光致變色物質(zhì)的分子而完成。鳳崗pc鏡片面板切割</p><p style="text-indent:25px">光致變色玻璃材料鏡片特點(diǎn)光致變色現(xiàn)象是通過改變材料光線吸收屬性.龍華批發(fā)鏡片面板批發(fā)</p><p> 熱固性材料的鏡片工藝 </p> <p> （1）熱固性材料（以熱固性樹脂中的CR-39為例）由化工產(chǎn)品供應(yīng)商處獲得液態(tài)單體后，再根據(jù)以下工序進(jìn)行制造；單體準(zhǔn)備：過濾、排隊(duì)氣、加入催化劑； </p> <p> （2）裝配：可通過圓形環(huán)（墊圈）壓縮和夾子緊固，也可使用專門膠帶裝配的由兩回部分玻璃或金屬組成的模子； </p> <p> （3）填料：在由兩部件組成的模子空間內(nèi)注入液態(tài)單體； </p> <p> （4）聚合：將注滿單體的模子放入爐內(nèi)接受幾小時(shí)的熱循環(huán)固化，對(duì)于某些材料 </p> <p> 可用紫外線輻射數(shù)分鐘，以使樹脂逐漸固化； </p> <p> （5）開模：除去夾子或膠帶，分開模子，取出鏡片龍華批發(fā)鏡片面板批發(fā)</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/3147087.html</p></div></div></div></div></div><div id="mwtlsu7" class="page-right twoColRt"><div id="r74wdf3" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="889vczd" 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) 信息推薦自業(yè)物資供應(yīng)" class="vcenter" 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