Lense ea setso ea infrared e siloa, e bentšitsoe kapa taemane e fetoleloa ho theha bokaholimo ba eona, ka mantsoe a mang: ka "ho etsoa ha serame".Le ha lense ea infrared le eona e ka theoa ka "ho etsa mocheso", mona re thehile lense ea infrared e entsoeng ka thepa ea khalase ea chalcogenide.Ho bopa ha lense ho loketse ka ho khetheha tlhahiso ea bongata bo boholo hobane litšenyehelo tsa ho etsa lense ka 'ngoe li ka laoloa ho ea boemong bo tlase haholo.Lilense tse bōpiloeng le tsona li na le ts'ebetso e ntle ea sehlahisoa tlhahisong ea bongata, e netefatsang ts'epo e ntle ea litsamaiso tsa infrared.
Khalase ea Chalcogenide ha se e le 'ngoe empa ke letoto la likhalase tse kang lisebelisoa tsa amorphous tse fetisoang ka sehlopha sa infrared.Re ka khetha feela thepa ea khalase ea chalcogendie ka har'a lense ea lense ea infrared ka lebaka la lintlha tse tlase tse qhibilihang ha li bapisoa le lisebelisoa tse ling tsa infrared.
Khalase ea Chalcogenide e na le sekhahla se setle sa phetisetso (> 60%) sebakeng sa 2-12 micron, index e tlase ea refraction (2.4-2.8@11micron), phetoho e tlase ea mocheso ho index ea refractive le phallo e tlase.Li na le thepa e ts'oanang ea mochini le ea optical ho germanium, e li etsang hore li tšoanelehe bakeng sa ts'ebeliso ea infrared, haholoholo ka tokiso ea mebala ka lense ea germanium tsamaisong ea optical.
Ho fapana le germanium e hlokang ho rafshoa mme e na le phepelo e fokolang, lisebelisoa tsa khalase tsa chalcogenide ke tsa maiketsetso.Litheko tsa tsona li tsitsitse ebile lia amoheleha.Lense e entsoeng ka khalase ea chalcogenide e ka ba phetisetso e ntle ea lense ea germanium hoo ba neng ba tla bapala karolo ea bohlokoa le ho feta lits'ebetsong tse ncha tse entsoeng ka infrared.
Wavelength Infrared e ka fana ka lense ea infrared ea khalase ea chalcogenide e nang le libaka tsa aspheric le tse fapaneng.Lense ea khalase ea Chalcogenide e tumme haholo bakeng sa lits'ebetso tse sebetsang ho 3-5 mircron kapa 8-12 micron infrared band, phetisetso ea karolelano e fetang 97.5% e nang le li-anti-reflective coatings (AR coating).Ho roala ha k'habone e kang taemane (DLC coating) kapa coating e tšoarellang haholo (HD coating) le eona e ka sebelisoa ho lense ea infrared ea khalase ea chalcogenide ho fana ka ts'ireletso e eketsehileng khahlano le mong'a le tšusumetso.
Wavelength infrared e fana ka lense ea infrared ea khalase ea chalcogenide e bophara ba 1-25 mm.Liaparo tsa rona tse tloaelehileng tsa AR le DLC li loketse hantle sehlopha sa 3-5 kapa 8-12 micron.Bolelele ba lilense tsa rona bo ne bo tla laoloa ho fihlela ho +/- 1% mamello, ho se tloaelehe ha holim'a metsi ho ka tlase ho 0.5 micron, ho fokotseha ha lense ka tlase ho metsotso e 1 ea arc.
Lintho tse bonahalang | Khalase ea Chalcogenide |
Diameter | 1-25 limilimithara |
Sebopeho | Aspheric/ Diffraactive |
Bolelele ba tsepamiso | <+/-1% |
Ho theosetsa | <1 arc-motsotso |
Ho se tloaelehe ha bokaholimo | <0.5 micron |
Aperture e Hlakileng | >90% |
Ho roala | AR, DLC kapa HD |
Liaparo tsa 1.DLC/AR kapa HD/AR li fumaneha ka kopo.
2.Customization e fumaneha bakeng sa sehlahisoa sena ho lumellana le litlhoko tsa hau tsa tekheniki.Re tsebise lintlha tsa hau tse hlokahalang.
Wavelength e tsepamisitse maikutlo ho faneng ka lihlahisoa tse phahameng tsa optical ka lilemo tse 20