Lense ea Longwave Infrared (LWIR) hangata e sebelisoa tsamaisong ea litšoantšo tsa mocheso. E sebetsa sebakeng sa bolelele ba maqhubu a 8-12um kapa 8-14um, 'me hangata e lumellana le sesebelisoa sa ho lemoha sa IR se sa pholisoang. Hobane lintho tsohle tse fetang -273℃ li ka ntša mahlaseli a infrared, sistimi ea litšoantšo tsa mocheso e nang le lense ea infrared e ka lemoha mahlaseli a infrared le ho etsa litšoantšo tsa lintho ho tsoa liphapang tsa matla a tsona. Sistimi ea litšoantšo tsa mocheso e ka sebetsa ntle le mohloli o mong oa leseli, e leng se etsang hore li be bohlokoa haholo libakeng le lits'ebetsong tse itseng.
Leqhubu la Infrarede na le mefuta e fapaneng ea meralo ea lense ea infrared ea LWIR le lihlahisoa tse sa rekoang. Lense ea infrared ea Fixed Focus ke tsona tse tloaelehileng haholo. Hangata li etsoa ka lilense tse 2-3 tse entsoeng ka khalase ea germanium kapa chalcogenide, sekoahelo sa letsoho, AR kapa DLC. Li na le meaho e bonolo eo li nang le likarolo tse kang ho bonolo ho e sebelisa le ho e hlokomela, boholo bo bonyenyane, botšepehi bo phahameng, ho hanyetsa ho thothomela le ho thothomela hantle, litšenyehelo tse tlase, jj.
Ha feela sebopehong ha ho bolele hore moralo le tlhahiso li bonolo. Lilense tsohle tsa rona tsa infrared tse tsepamisitsoeng hantle li entsoe ka hloko ho fana ka setšoantšo se hlakileng se nang le khopamo e tlase le khanya e ntle sebakeng sohle sa setšoantšo. Li ne li tla feta tekong ea MTF, tekong ea ho thothomela le tekong ea ho tšoha ha mocheso ho netefatsa boleng bo holimo.
Re ka boela ra fana ka lense ea ho tsepamisa maikutlo e nang le enjene ho bareki ba rona bakeng sa lits'ebetso moo lense ea infrared e ke keng ea fihlelleha habonolo ka letsoho.
Bolelele ba focus 1.5-150 mm, F#0.8-1.3, lense ya infrared e tsepamisitsweng e ka sebediswa ditshebedisong tse ngata tsa ho nka ditshwantsho tsa mocheso tse kang tlhokomelo, digalase tsa mocheso le di-scope, di-thermograph, tshireletso ya naha le tse ding.
Ntle le ho roala ka mokhoa o tloaelehileng oa AR o sebetsang hantle, re ka boela ra etsa ho roala ka DLC kapa HD holim'a bokaholimo ba kantle ho sireletsa lense tšenyong ea tikoloho joalo ka moea le lehlabathe, mongobo o phahameng, moholi o letsoai le jj.
30 FL, F#1.0, bakeng sa 640x480, sensor ea 17um, bukana ea letsoho
| Kenya ho Sesebelisoa sa ho Fokotsa sa Infrared Infrared se sa Fokolang sa Long-Wave | |
| LIRO3010640-17 | |
| Bolelele ba Fokase | 30mm |
| F/# | 1.0 |
| Selikalikoe Fov | 20.5°(H)X15.4°(V) |
| Mefuta ea Spectral | 8-12um |
| Mofuta oa Tsepamiso | Ka letsoho/E tsamaisoang ka enjene |
| BFL | 18.22mm |
| Mofuta oa Thapo | M34X0.5 |
| Sesupa-tsela | 640x480-17um |
| Lense ea Infrared e Tsitsitseng ea Focus | |||||
| EFL(mm) | F# | FOV | BFD(mm) | Thabeng | Sesupa-tsela |
| 7.5mm | 1 | 71.9˚(H)X57˚(V) | 16mm | M34X0.75 | 640X480-17um |
| 8.5mm | 1 | 65.2˚(H)X51.2˚(V) | 17.6mm | M34X0.5 | 640X480-17um |
| 10mm | 1 | 36˚(H)X27.5˚(V) | 13.5mm | M34X0.75 | 384X288-17um |
| 11mm | 1 | 20˚(H)X15˚(V) | 17.5mm | M30X0.75 | 160X120-17um |
| 11mm | 1 | 49.9˚(H)X38.4˚(V) | 16mm | M34X0.75 | 640X480-17um |
| 15mm | 1 | 39.8˚(H)X30.4˚(V) | 16mm | M34X0.75 | 640X480-17um |
| 18mm | 1 | 33.6˚(H)X25.5˚(V) | 16mm | M34X0.75 | 640X480-17um |
| 19mm | 1 | 31.9˚(H)X24˚(V) | 16mm | M34X0.75 | 640X480-17um |
| 20mm | 1 | 30.4˚(H)X23˚(V) | 13.3mm | M34X0.75 | 640X480-17um |
| 22.6mm | 1 | 16.4˚(H)X12.3˚(V) | 13.5mm | M34X0.75 | 384X288-17um |
| 25mm | 1 | 24.5˚(H)X18.5˚(V) | 16mm | M34X0.75/M45X1 | 640X480-17um |
| 25mm | 1.1 | 24.5˚(H)X18.5˚(V) | 16mm | M34X0.75 | 640X480-17um |
| 30mm | 1 | 20.5˚(H)X15.4˚(V) | 18.22mm | M34X0.5 | 640X480-17um |
| 35mm | 1 | 17.6˚(H)X13.2˚(V) | 16mm | M34X0.75 | 640X480-17um |
| 40mm | 1 | 15.4˚(H)X11.6˚(V) | 18.22mm | M34X0.5 | 640X480-17um |
| 42mm | 1 | 14.7˚(H)X11˚(V) | 17.4mm | M38X1 | 640X480-17um |
| 50mm | 1 | 12.4˚(H)X9.3˚(V) | 18.22mm | M34X0.5/M45X1 | 640X480-17um |
| 50mm | 0.8 | 19.7˚(H)X14.8˚(V) | 20mm | M55X1 | 1024X768-17um |
| 60mm | 1 | 10.3˚(H)X7.7˚(V) | 16mm | M34X0.75 | 640X480-17um |
| 70mm | 1 | 8.8˚(H)X6.6˚(V) | 18.22mm | M34X0.5 | 640X480-17um |
| 75mm | 1 | 8.2˚(H)X6.2˚(V) | 16mm | M34X0.75/M45X1 | 640X480-17um |
| 100mm | 1 | 6.2˚(H)X4.6˚(V) | 16mm | M34X0.75/M45X1 | 640X480-17um |
| 150mm | 1 | 4.1˚(H)X3.1˚(V) | 20mm | M60X1 | 640X480-17um |
1. AR kapa DLC coating holim'a bokaholimo ba kantle lia fumaneha ha ho kopuoa.
2. Ho iketsetsa sehlahiswa sena ho ya ka ditlhoko tsa hao tsa botekgeniki. Re tsebise dintlha tse hlokahalang.
Bolelele ba maqhubu bo 'nile ba shebana le ho fana ka lihlahisoa tsa mahlo tse nepahetseng haholo ka lilemo tse 20