High Purity SiC Optical Lens Cubic 4H-semi 6SP Loj Customized

Kev Piav Qhia Luv:

Cov iav SiC (cov iav kho qhov muag silicon carbide) yog cov khoom siv kho qhov muag uas ua los ntawm cov silicon carbide (SiC) uas muaj cov khoom zoo thiab cov khoom siv kho qhov muag. Cov iav SiC no muaj cov thermal conductivity siab heev (490 W/m·K), coefficient qis ntawm thermal expansion (4.0 × 10⁻⁶/K), thiab kev ruaj khov ib puag ncig zoo heev, tau dhau los ua qhov kev xaiv zoo tshaj plaws rau cov tshuab kho qhov muag uas ua haujlwm hauv cov xwm txheej hnyav. Cov iav no qhia tau tias muaj kev ua tau zoo heev (kev xa hluav taws xob tsis muaj txheej >70%) hla ultraviolet mus rau deb-infrared wavelengths (0.2-6 μm), ua rau lawv tsim nyog rau cov tshuab laser muaj zog siab, qhov chaw optics, thiab kev thaij duab kho qhov muag hauv cov chaw lag luam hnyav.

Cov txheej txheem tsim cov iav SiC muaj xws li kev sib tsoo precision, kev sib tsoo ultra-precision, thiab kev kho tshwj xeeb kom ua tiav cov nplaim optical nrog nanoscale accuracy (qhov roughness <1 nm). Cov geometries kev cai suav nrog aspheric thiab freeform surfaces tuaj yeem tsim los ua kom tau raws li cov qauv tsim ntawm cov kab ke optical siab.

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Cov yam ntxwv

Cov yam ntxwv ntawm SiC Optical Lens

1. Khoom siv zoo tshaj plaws

Kev Hloov Kho Ib Puag Ncig Heev: Tiv taus qhov kub thiab txias > 1500 ° C, xeb acid/alkali muaj zog, thiab hluav taws xob muaj zog, zoo tagnrho rau kev tsav dav hlau thiab chaw tsim hluav taws xob nuclear.

Lub Zog Kho Tshuab Zoo Kawg Nkaus: Qhov nyuaj ze li ntawm pob zeb diamond (Mohs 9.5), lub zog flexural > 400 MPa, thiab kev tiv taus kev cuam tshuam ntau dua li cov iav kho qhov muag ib txwm muaj.

Kev Ruaj Ntseg Thermal: Kev ua tau zoo ntawm cov thermal conductivity yog 100 × siab dua li fused silica, nrog CTE tsuas yog 1/10 ntawm cov iav ib txwm muaj, ua kom muaj kev ruaj khov nyob rau hauv kev hloov pauv thermal sai.

2. Cov txiaj ntsig ntawm kev ua haujlwm kho qhov muag

Kev kis tau dav dav spectral (0.2-6 μm); cov txheej txheem tshwj xeeb tuaj yeem ua kom zoo dua qhov kev xa mus rau >95% hauv cov kab tshwj xeeb (piv txwv li, 3-5 μm nruab nrab-IR).

Kev poob qis ntawm kev tawg (<0.5%/cm), qhov chaw tiav txog li 10/5 tus qauv khawb-khawb, thiab qhov chaw tiaj tus λ/10@633 nm.

Qhov kev puas tsuaj loj heev los ntawm laser (LIDT) >15 J/cm² (1064 nm, 10 ns pulses), tsim nyog rau cov tshuab tsom xam laser muaj zog heev.

3. Kev Ua Haujlwm Precision Machining

Txhawb cov nto nyuaj (aspheric, freeform) nrog daim ntawv raug <100 nm PV thiab centration <1 arcmin.

Muaj peev xwm tsim cov iav SiC loj heev (txoj kab uas hla > 500 hli) rau cov tsom iav astronomical thiab cov optics space.

Cov Ntawv Thov Tseem Ceeb ntawm SiC Optical Lens

1. Kev Pom Kev Hauv Qhov Chaw thiab Kev Tiv Thaiv

Cov iav tsom kwm deb ntawm lub satellite thiab cov tsom iav tsom kwm hauv qhov chaw, siv SiC cov khoom sib dua (qhov ceev 3.21 g / cm³) thiab kev tiv thaiv hluav taws xob.

Cov qhov rai pom kev ntawm lub foob pob hluav taws, uas kav ntev li cua sov aerodynamic (>1000 ° C) thaum lub sijhawm ya hypersonic.

2. Cov Tshuab Laser Muaj Zog Siab

Cov iav tsom kwm rau cov khoom siv laser txiav / vuam hauv kev lag luam, ua kom muaj kev cuam tshuam ntev rau kW-chav kawm lasers txuas ntxiv mus.

Cov khoom siv ua kom lub teeb ci ntsa iab hauv cov txheej txheem inertial confinement fusion (ICF), ua kom muaj kev xa xov laser muaj zog siab.

3. Kev Tsim Khoom Siv Semiconductor & Precision

SiC daim iav substrates rau EUV lithography optics, nrog thermal deformation <1 nm nyob rau hauv 10 kW / m² cua sov flux.

Cov iav hluav taws xob electromagnetic rau cov cuab yeej tshuaj xyuas e-beam, siv SiC's conductivity rau kev tswj kub nquag.

4. Kev Tshuaj Xyuas Kev Lag Luam & Zog

Cov iav endoscope rau cov cub tawg kub siab (1500 ° C ua haujlwm tas mus li).

Cov khoom siv kho qhov muag infrared rau cov cuab yeej sau cov roj hauv qhov dej, tiv taus qhov siab hauv qhov (> 100 MPa) thiab cov xov xwm corrosive.

Cov Kev Zoo Tshaj Plaws ntawm Kev Sib Tw

1. Kev Ua Tus Thawj Coj Zoo Tshaj Plaws
Cov iav SiC zoo dua li cov khoom siv kho qhov muag ib txwm muaj (fused silica, ZnSe) hauv kev ruaj khov thermal/mechanical/chemical, nrog lawv cov khoom "high conductivity + low expansion" daws cov teeb meem thermal deformation hauv cov optics loj.

2. Kev Siv Nyiaj Tau Zoo Hauv Lub Neej
Txawm hais tias cov nqi pib siab dua, SiC lens lub neej ua haujlwm ntev (5-10 × iav ib txwm muaj) thiab kev ua haujlwm tsis tas yuav saib xyuas txo qis tag nrho cov nqi ntawm kev muaj (TCO).

3. Kev Ywj Pheej ntawm Kev Tsim Qauv
Cov txheej txheem Reaction-bonded lossis CVD ua rau cov qauv SiC optical sib dua (honeycomb cores), ua tiav qhov sib piv ntawm qhov sib zog thiab qhov hnyav.

XKH Cov Kev Pabcuam Muaj Peev Xwm

1. Kev Pabcuam Tsim Khoom Tshwj Xeeb

Cov kev daws teeb meem kawg-rau-kawg los ntawm kev tsim kho qhov muag (Zemax / Code V simulation) mus rau qhov xa khoom kawg, txhawb nqa aspheric / off-axis parabolic freeform surfaces.

Cov txheej txheem tshwj xeeb: tiv thaiv kev cuam tshuam (AR), pob zeb diamond-zoo li carbon (LIDT> 50 J / cm²), conductive ITO, thiab lwm yam.

2. Cov Txheej Txheem Kev Ntsuam Xyuas Zoo

Cov khoom siv ntsuas xws li 4D interferometers thiab cov profilers dawb-teeb kom ntseeg tau tias qhov tseeb ntawm qhov chaw λ/20.

QC theem khoom siv: XRD crystallographic orientation analysis rau txhua SiC dawb paug.

3. Cov Kev Pabcuam Ntxiv

Kev tshuaj xyuas kev sib txuas ntawm cov thermo-structural (ANSYS simulation) rau kev kwv yees kev ua tau zoo.

Kev tsim qauv zoo tshaj plaws ntawm SiC lens mounting.

Xaus lus

SiC lo ntsiab muag tab tom txhais dua qhov kev txwv kev ua tau zoo ntawm cov tshuab kho qhov muag siab los ntawm lawv cov khoom siv tsis muaj qhov sib xws. Peb lub peev xwm sib xyaw ua ke hauv kev tsim cov khoom siv SiC, kev ua haujlwm raug, thiab kev sim xa cov kev daws teeb meem kho qhov muag tshiab rau aerospace thiab kev tsim khoom siab heev. Nrog kev nce qib hauv kev loj hlob ntawm SiC siv lead ua, kev txhim kho yav tom ntej yuav tsom mus rau qhov loj dua (> 1m) thiab cov qauv geometries nyuaj dua (freeform arrays).

Ua ib lub tuam txhab tsim cov khoom siv kho qhov muag siab heev, XKH tshwj xeeb hauv cov khoom siv ua tau zoo xws li sapphire, silicon carbide (SiC), thiab silicon wafers, muab cov kev daws teeb meem txij li kev ua cov khoom siv raw mus txog rau kev ua tiav. Peb qhov kev txawj ntse suav nrog:

1. Kev Tsim Khoom Tshwj Xeeb: Kev ua kom raug ntawm cov qauv geometries nyuaj (aspheric, freeform) nrog kev kam rau siab rau ± 0.001 hli

2. Kev Siv Tau Ntau Yam Khoom Siv: Ua cov sapphire (UV-IR windows), SiC (high-power optics), thiab silicon (IR/micro-optics)

3. Cov Kev Pabcuam Ntxiv:

Cov txheej tiv thaiv kev cuam tshuam / ruaj khov (UV-FIR)

Kev lees paub zoo uas tau txais kev txhawb nqa los ntawm Metrology (λ / 20 qhov tiaj tiaj)

Kev sib dhos chav huv rau cov ntawv thov uas rhiab heev rau kev ua qias tuaj

Pab rau kev lag luam aerospace, semiconductor, thiab laser, peb muab kev txawj ntse txog kev tshawb fawb txog cov khoom siv nrog kev tsim khoom siab heev los xa cov khoom siv optics uas tiv taus qhov chaw ib puag ncig hnyav thaum ua kom zoo dua qhov kev ua tau zoo ntawm qhov muag.