軟性(xìng)鏡面加(jiā)工(gōng)

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軟性(xìng)鏡面加(jiā)工(gōng)

軟性(xìng)玻璃加(jiā)工(gōng)主要(yào)針對(duì)冰(bīng)洲石(shí)(CaCO₃)、氟化(huà)鈣(CaF₂)等低硬(yìng)度、高熱(rè)敏(mǐn)性(xìng)光(guāng)學(xué)晶體(tǐ),其(qí)核(hé)心(xīn)挑(tiāo)戰在(zài)于解(jiě)理(lǐ)特(tè)性(xìng)(冰(bīng)洲石(shí)易(yì)沿晶面裂開(kāi))和(hé)軟質錶(biǎo)面(莫氏硬(yìng)度3-4)導(dǎo)緻(zhì)的(de)加(jiā)工(gōng)缺陷控製(zhì)。關(guān)鍵技(jì)術(shù)包(bāo)括:(1)低溫(wēn)恒(héng)溫(wēn)抛光(guāng),通過製(zhì)冷(lěng)平(píng)臺(tái)維(wéi)持(chí)20±0.5℃環(huán)境抑製(zhì)熱(rè)膨脹;(2)解(jiě)理(lǐ)面自(zì)适應(yīng)加(jiā)工(gōng),針對(duì)冰(bīng)洲石(shí)的(de)各(gè)向(xiàng)異(yì)性(xìng)采用(yòng)振動(dòng)輔助(zhù)金剛(gāng)石(shí)車削,刀(dāo)具(jù)傾角(jiǎo)動(dòng)態(tài)調整至(zhì)±2°以內(nèi);(3)非水(shuǐ)基(jī)抛光(guāng)液(yè)化(huà)學(xué)機(jī)械抛光(guāng)(如(rú)乙二(èr)醇基(jī)),避免(miǎn)氟化(huà)鈣的(de)水(shuǐ)解(jiě)腐蝕。此類(lèi)材(cái)料(liào)加(jiā)工(gōng)後(hòu)需超淨封裝(zhuāng)防止(zhǐ)潮(cháo)解(jiě),廣(guǎng)泛應(yīng)用(yòng)于紫(zǐ)外(wài)光(guāng)刻鏡頭(tóu)(CaF₂)和(hé)偏(piān)振光(guāng)學(xué)係(xì)統(tǒng)(冰(bīng)洲石(shí)棱鏡),面形(xíng)精(jīng)度可(kě)達λ/20(@632.8nm)。

長期(qī)收(shōu)購優(yōu)質冰(bīng)洲石(shí),如(rú)有(yǒu)銷售意(yì)向(xiàng),請聯(lián)係(xì):025-85482026。


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