Iilensi ze-Aspheric, ezaziwa ngokuba zii-aspheres, ziye zavela njengomdlali ophambili kwi-optics, zatshintsha indlela esibona nesibamba ngayo ihlabathi. Ngokungafaniyo neelensi zendabuko ezingqukuva, ii-aspheres zizisa inqanaba elitsha lokuchaneka nokucaca kuyilo lwe-optical.
1. Ziintoni iiAspheres?
Ii-Aspherics ziyahluka kwimo yespherike. Ngokungafaniyo neelensi ezingqukuva, ezine-curve efanayo, ii-aspheres zinobugophe obahlukeneyo kumphezulu wazo.
I-Aspherics isebenzisa imisebenzi yezibalo ephucukileyo ukuze ifezekise iimilo zayo ezizodwa. Ngokubala ngononophelo ukugoba kwiindawo ezahlukeneyo, iinjineli ze-optical zinokwenza ngcono ilensi kwiizicelo ezithile, zinciphise ukuphazamiseka kwaye ziphucule umgangatho womfanekiso ngokubanzi.
2. Iingenelo zokusebenzisa ii-Aspheres
Iingenelo zokufaka iilensi ze-aspheric kwiinkqubo ze-optical zininzi. Okokuqala, ii-aspherics zivumela ukulungiswa okusebenzayo kwe-optical aberrations, ukunciphisa i-spherical aberrations, kunye nokuqinisekisa ukuba icacile kwaye ichanekile ngakumbi.imifanekiso, ngaloo ndlela kuphucula ukusebenza.
Ii-Aspheric zikwanegalelo ekunciphiseni ubukhulu kunye nobunzima beenkqubo ze-optical, nto leyo ezenza zibe luncedo kakhulu kwizixhobo ezincinci ezifana neekhamera kunye nee-smartphone. Ukongeza, ezi lensi ziphucula ukusebenza kakuhle kokuqokelela ukukhanya, nto leyo ekhokelela kwimifanekiso ekhanyayo necacileyo.
I-Aspherics ikwafaka amandla ayo amakhulu kwiipakethe ezincinci, nto leyo enciphisa uninzi lweenkqubo zelaser kunye nezixhobo zokwenza imifanekiso. Cinga ngeeskena zelaser eziphathwa ngesandla ezidweba izakhiwo zonke ngokuchanekileyo, okanye ezincinci.ii-endoskopuukuhamba kwiindawo ezixineneyo emzimbeni womntu, konke oku kwenzeke ngenxa yommangaliso we-aspheres. Isayensi engasemva kwe-aspheres ivula amathuba amaninzi kwiinkalo ezahlukeneyo ukusuka kwifoto, i-astronomy, kunyeusetyenziso lwelaserukuyaimifanekiso yezonyango.
3. Izicelo ze-Aspheres kuMashishini onke
3.1 Imifanekiso yezonyango
Iilensi ze-Aspheric zifumana usetyenziso kumashishini ahlukeneyo, zibonisa ubuchule bazo. Kwizonyango, zidlala indima ebalulekileyo kwi-endoscopes nakwi-izixhobo zokuthatha imifanekiso yezonyango, enika oogqirha imifanekiso ecacileyo yokuxilongwa.
3.2 Iiteleskopu
Izazi ngeenkwenkwezi ziyazuza kukuchaneka kwee-aspheres kwiiteleskopu, okuvumela ukujongwa ngokweenkcukacha. Ngaphezu koko, iilensi zibalulekile ekuphuhlisweni kweekhamera ezisebenza kakuhle, ziqinisekisa ukuba abafoti abaziingcali bathatha amaxesha ngokucacileyo okungenakuthelekiswa nanto.
3.3 Usetyenziso lweLaser
Ii-Aspheres zinokugxila kwi-laser beams zibe yimigca echanekileyo kakhulu, ebhityileyo kakhulu, efanelekileyo kakhuluukusika nge-laseruyilo oluntsonkothileyo okanyeukuweldaIinxalenye ezincinci. Khawuthelekelele iirobhothi zotyando ezisebenzisa i-laser ekhokelwa yi-aspheric kwiinkqubo ezibuthathaka nezingenasithintelo kangako, okanyeiiprinta zelaserimisebenzi yobugcisa ekroliweyo eneenkcukacha ezimangalisayo.
Ukunyamezelana kobubanzi: ± 0.01mm
Ukunyamezela Ubukhulu: ± 0.01mm
Ukunyamezela Ubude beFocal: ±1%
Umbindi: < 1 arc min
Imbobo ecacileyo: >90%
I-PV engavumelekanga: <0.15µm
Umgangatho womphezulu: 40/20 60/40
Ukwaleka kwe-AR: R<0.2% ngomphezulu ngamnye @ 1030-1090nm
Izinto ezisetyenzisiweyo: I-Fused Silica, iSuprasil 313, iCorning 7980, iSi, iGe, iZnS, iZnSe, iChalcogenides
Ukwaleka: Ngokwemfuneko
Iinkcukacha 1: Ilensi ye-Wavelength Opto-Electronic Laser Aspheric
| Inombolo yendawo | Ubude bamaza (nm) | I-EFL (mm) | Ububanzi (mm) | Izinto eziphathekayo | I-ET (mm) | I-CT (mm) | I-BFL (mm) |
|---|---|---|---|---|---|---|---|
| I-LFAS-35-40-ET5.43 *INTSHA* | 1075 | 40.0 | 35.0 | I-Silica edibeneyo | 5.43 | 13.6 | 30.6 |
| I-LFAS-35-50-ET3.82 *INTSHA* | 1075 | 50.0 | 35.0 | I-Silica edibeneyo | 3.82 | 10.2 | 42.2 |
| I-LFAS-1.5-100-ET4 | 1064 | 100.0 | 38.1 | Iglasi | 4.00 | – | 95.2 |
| I-LFAS-1.5-125-ET4 | 1064 | 125.0 | 38.1 | Iglasi | 4.00 | – | 120.7 |
| I-LFAS-1.5-150-ET4 | 1064 | 150.0 | 38.1 | Iglasi | 4.00 | – | 146.0 |
| I-LFAS-1.5-200-ET4 | 1064 | 200.0 | 38.1 | Iglasi | 4.00 | – | 196.4 |
| I-LSIA-25-12.5 | Ayigqunywanga | 12.5 | 25.0 | I-silicon | – | – | – |
| I-LSIA-25-25 | Ayigqunywanga | 25.0 | 25.0 | I-silicon | – | – | – |
| I-LSIA-25-50 | Ayigqunywanga | 50.0 | 25.0 | I-silicon | – | – | – |
| I-LGEA-25-12.5 | Ayigqunywanga | 12.5 | 25.0 | IGermanium | – | – | – |
Itheyibhile 1: Iilensi ze-Opto-Electronic Laser Aspheric zeWavelength
Izibonelelo ze-Wavelength Opto-Electroniciilensi zeglasi ezibunjiweyokwiindidi ezahlukeneyo zobude be-focal. Ezi lensi ze-aspheric ezingapheliyo zingasetyenziselwa uku-collimate i-laser diode okanye enye indawo yomthombo. Njenge-laser diode collimator, ezi aspheres ezibunjiweyo zenzelwe ukuvelisa umqadi we-collimated single-mode onempazamo ephantsi ye-wavefront.
| Inombolo yeCandelo | I-EFL (mm) | NA | OD (mm) | I-WD (mm) | Uyilo lwe-WL (nm) | Izinto eziphathekayo | Ukwaleka kwe-AR *(-A,- B, -C) |
|---|---|---|---|---|---|---|---|
| I-LMAS-3.0-2.0 | 2.00 | 0.50 | 3.00 | 1.09 | 780 | D-ZK3 | A, B, C |
| I-LMAS-4.5-2.75 | 2.75 | 0.64 | 4.50 | 1.50 | 830 | I-D-ZLAF52LA | A, B, C |
| I-LMAS-6.32-4.02 | 4.02 | 0.60 | 6.33 | 2.41 | 408 | I-D-LAK6 | A, B, C |
| I-LMAS-6.35-6.43 | 6.43 | 0.43 | 6.35 | 4.70 | 830 | D-ZK2N | A, B, C |
| I-LMAS-9.94-8.0 | 8.00 | 0.50 | 9.94 | 5.90 | 780 | D-ZK3 | A, B, C |
| I-LMAS-8.0-11.18 | 11.18 | 0.31 | 8.00 | 9.69 | 635 | D-ZK2N | A, B, C |
| I-LMAS-6.32-13.85 | 13.85 | 0.18 | 6.33 | 12.10 | 650 | D-ZK3 | A, B, C |
| I-LMAS-8.0-22.58 | 22.58 | 0.15 | 8.00 | 21.25 | 532 | D-ZK2N | A, B, C |
Itheyibhile 2: Ii-Aspheres zeGlasi eziBunjiweyo ze-Opto-Electronic zeWavelength
Ii-asphere zethu ezibunjiweyo ngokuchanekileyo ziphinda-phinda ukusuka kwi-mold ehlala ixesha elide ukuze zisebenze kakuhle. Inkqubo yokubumba i-asphere yeglasi ephindaphindwayo inceda kakhulu ekwenzeni iilensi ezisebenza kakuhle kwaye ezingabizi kakhulu.
Ilensi nganye ye-asphere ebunjiweyo igqunywe nge-AR ukuze kuncitshiswe ukukhanya komthombo wokukhanya kwaye kwandiswe ukusebenza kakuhle kothumelo. Iingubo ze-AR ze-broadband ezininzi ziyafumaneka ezigubungela ububanzi obuthathu bobude: “A” (400-700nm), “B” (650-1100nm), kunye “C” (1050-1700nm).
- Idibanisa okanye igxile ekukhanyeni kwelaser
- Ilungele iimodyuli ze-laser diode kunye nefayibha
- I-High-NA yokubamba i-axis epheleleyo ye-LD ekhawulezayo
- Iindidi ezahlukeneyo zobude obuphambili obunikezelwayo
3.4 Izixhobo ze-elektroniki zabathengi
Ii-Asphereszikwasetyenziswa nakwiizixhobo ze-elektroniki zabathenginjengeiikhamera zefowunikwayeI-LiDAR yezithuthi ezizisebenzela zodwaI-Wavelength Opto-Electronic yenza ii-aspheres ezibunjiweyo ngeglasi okanye ngeplastiki.
| Iinkcukacha | Uchaneko | Ukuchaneka okukhulu |
| Ububanzi | 1-25mm | 1-20mm |
| Ukunyamezelana kweDia | ± 0.015mm | ± 0.005mm |
| Ukunyamezela Ubukhulu | ± 0.03mm | ± 0.005mm |
| Ukungalungi (PV) | 1µm | 0.6µm |
| Ukungalungi (RMS) | 0.3µm | 0.08-0.15µm |
| Impazamo yokubeka umbindi | 1' | |
| Umgangatho womphezulu | 40-20 | 20-10 |
| Ukwaleka | Ingenziwa ngokwezifiso | Ingenziwa ngokwezifiso |
4. Ngaba ufuna umthengisi we-Aspheres othembekileyo?
Nangona iilensi ze-aspheric zibonelela ngeenzuzo ezimangalisayo, uyilo kunye nemveliso yazo zizisa imingeni eyahlukileyo.iinkqubo zokwenza ngokuchanekileyoimfuneko yokufezekisa iimilo ezintsonkothileyo ezifunwa yiindlela zoyilo lwe-aspheric. Izakhiwo zethu zanamhlanje eziquka umatshini we-CNC kunye nokujika idayimani, zenze lula ukuveliswa kwee-aspheres ezikumgangatho ophezulu, ziqhuba ubuchule kwishishini le-optical.
| Ukunyamezelana | Umgangatho | Uchaneko | Ubuchule obuphezulu |
| Izixhobo | Iglasi: BK7, iFused Silica, iFluoride | ||
| Ikristale: ZnSe, ZnS, Ge, GaAs, CaF2, BaF2, MgF2, Si, Chalcogenide | |||
| Isinyithi: Cu, Al | |||
| Iplastiki: PMMA, i-Acrylic | |||
| Uluhlu lobubanzi | Ubuncinane: 10mm, Ubuninzi: 200 mm | ||
| Ukunyamezelana kobubanzi | ± 0.1mm | ± 0.025mm | ± 0.01mm |
| Ukunyamezelana koBungqingqwa beZiko | ± 0.1mm | ± 0.05mm | ± 0.01mm |
| Ukunyamezelana kweSag | ± 0.05mm | ± 0.025mm | ± 0.01mm |
| Ubungakanani beSag obuphezulu | Ubuninzi be-25 mm | Ubuninzi be-25 mm | Ubuninzi be-25 mm |
| Ukungalungi kwe-Aspheric (PV) | 3µm | 1µm | <0.06µm |
| Ukunyamezelana kweRadius | ± 0.3% | ± 0.1% | 0.01% |
| Ukubeka embindini | 3arcmin | I-1arcmin | 0.5 arcmin |
| Uburhabaxa bomphezulu we-RMS | 20 A° | 5 A° | 2.5 A° |
| Umgangatho womphezulu | 80-50 | 40-20 | 10-5 |
Ixesha leposi: Oktobha-18-2024