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北京歐唐科技發(fā)展有限公司 （歐唐科技），成立于2007年，致力于光學(xué)精密制造與檢測(cè)領(lǐng)域，歷經(jīng)數(shù)十年的積累與沉淀，對(duì)國(guó)內(nèi)的技術(shù)現(xiàn)狀有一定的了解，并熟悉國(guó)外技術(shù)的發(fā)展。自2023年開(kāi)始，為相關(guān)領(lǐng)域提供專(zhuān)業(yè)技術(shù)咨詢(xún)服務(wù)，涉及光學(xué)、納米科學(xué)、超精密機(jī)械、以及智能輔助機(jī)械等領(lǐng)域，包括但不限于以下方面：

1）光學(xué)材料測(cè)量： 折射率、弱吸收、應(yīng)力雙折射

2）光學(xué)制造：傳統(tǒng)光學(xué)加工、現(xiàn)代光學(xué)數(shù)字制造、超光滑拋光；金剛石車(chē)削加工、IBF、MRF；磨料、設(shè)備等

3）光學(xué)薄膜沉積：薄膜設(shè)計(jì)與培訓(xùn)、電子束濺射沉積EBD、原子層沉積ALD、離子束濺射沉積IBD、磁控濺射沉積MD

4）光學(xué)表面輪廓測(cè)量：表面頻譜分析、3D掃描測(cè)量，干涉測(cè)量，條紋投影測(cè)量

5）光學(xué)表面微觀(guān)粗糙度測(cè)量：掃描探針顯微鏡、光學(xué)輪廓儀、表面缺陷測(cè)量、散射測(cè)量

6）波前測(cè)量：各種干涉測(cè)量（菲索、泰曼格林、馬赫澤德、剪切）、夏克-哈特曼

7）傳統(tǒng)光學(xué)參數(shù)測(cè)量：焦距、傳遞函數(shù)MTF、鏡頭質(zhì)量評(píng)估

8）光學(xué)鏡頭定心裝配

9）復(fù)雜光學(xué)系統(tǒng)的輔助裝調(diào)：工具、工裝、輔助手段

10）微納光學(xué)制造：光柵微結(jié)構(gòu)RIBE刻蝕、反應(yīng)離子束刻蝕、化學(xué)輔助刻蝕

11）光學(xué)表面的防護(hù)與保護(hù)

What we do

Beijing Opturn Technology Co., Ltd. (Opturn）was established in 2007 , dedicated to optical precision manufacturing and testing.  With the strong background in China optics and accumulated knowledge on the world leading edge technologies, we are confident to  provide professional technical consulting services for applications in Optics， Nano Technology，Precision Mechanics and AI Machinery , including but not limited to the following: 

1) Optical material measurement: refractive index, weak absorption, stress birefringence 

2) Optical manufacturing: traditional optical processing, modern optical digital manufacturing, ultra smooth polishing; Diamond turning, IBF, MRF; Abrasives, equipment, etc

3) Optical thin film deposition: thin film design and training, electron beam sputtering deposition EBD, atomic layer deposition ALD, ion beam sputtering deposition IBD, magnetron sputtering deposition MD 

4) Optical surface profile metrology :  surface spatial wavelength analysis, 3D mapping, stylus profiling, inteferometry, fringe projection

5) Optical surface micro-roughness metrology:  SPM, optical profiler, defect damage measurement, scattering measurement 

6) Wavefront measurement: various interferometric measurements (Fizeau, Teymann Green, Mach-zede, shear), Shack-Hartmann

7) Traditional optical parameter measurement: focal length, transfer function MTF, lens quality evaluation 

8) Optical lens centering assembly

9) Auxiliary assembly and alignment of complex optical systems: tools, fixtures, and auxiliary means

10) Micro/nano optical manufacturing: grating & microstructure RIBE etching, reactive ion beam etching, chemical assisted etching

11) Protection of Optical Surfaces