Shi ne IR-cut filter? da Kefa ake yi ake IR-cut filter?

A cewa shekaru da suka pass, an dogara sosai da zuwa kama daya da yau da yau. Kamar yadda muka amma, karamin kwayoyi suna zama kamar yunkurwa na sistema na gani. Wadannan dole ne suka shafe hotunan a halayen yau da yau kamar yadda mutum ya gani, kuma sensor-nsu na iya karɓar cikin wiyar infrared, wanda mutum ba a iya gani ba. Amma, daga cikin natures na fisikalun sensor na hotuna suna zama masu alhakin infrared, wanda zai iya ƙarewa da ƙarin fuskantar raman a hotunan da aka shafata a yau.

A matsayin mai amincewa na karamin kwayoyi, wannan yaruba zai ba mu fahimtar mai zuwa kan filtar IR-cut. Zamu fuskantar yadda suke aiki, menene saboda suke muhimmi, da yadda za su iya amfani don gyara al'alamomi da suke zuwa a lokacin yau a cikin systemotan na gani da aka ƙara.

Sunan rayuwar infrared ni?

Tsarin Infrared shine shine na tsarin elektromagnetik da ba za a iya nuna shi ba ne zuwa mata da tsarin yawa da ke sama da shine da ke da alama. A karkashin, mata za iya nuna shine da ke da alama daga 320nm zuwa 760nm. Infrared shine, na dowa, ya taka leda daga 700nm zuwa 1000nm a tsarin elektromagnetik. A cikin rawa ta rana, abubuwa kamar remote controls da thermal imagers suke amfani da alama na infrared light.

Hakanan ba shine shine shine na infrared, sensors guda biyu kamar CMOS da CCD sensors zai iya kafa shi. Wannan sensitivity zuwa infrared light kake iya hada alama na rana a alhakin rana.

Menene IR-cut filter?

IR-cut filter, ko kira infrared cut filter, shine shine na optik da aka saka shi a tsakanin kamera lens da sensor na hoton. Yake ba da shine da ke da alama don pass har ila ya kare infrared light dake fitowa sensor.

Wannan filatin yana da kyau a cikin kamar da suka fara fitowa. Sai yana da kaurar ƙurmi ko kuma kaurar wuta da teknolijin filmin taya, kuma yana nufin kamar yadda aka fitowa zai yi.

Yadda filatin IR-cut ya ke taka?

Dalilin aiki na filatin IR-cut ya taka ne akan teknolijin filmin tayan da suka yi amfani da shi. Wannan filmin taya yana da zarar izorin da ke taimakawa wajen tafiyar ko tuniyan zaɓiɓɓen ilimin uku ta amfani da saukin tafiyar ilimi.

A lokacin rana, filatin IR-cut ana kama shi a baya senso, tafiyar ilimin IR kuma tuniyan ilimin da a san zai tuni. A yau ko a cikin ƙarfi mai ilimi, ana canza shi, ba da ilimin IR ya shiga senso, don haka ya taimakawa wajen ganin a yau.

Canje-canjen filatin a cikin rana da yau yana da muhimmanci wajen tattara a ƙofa ta kamar suka fara fitowa.

Alamun tsakanin Kamarolin IR da Filatin IR Cut

A cikin rana mai faruwa, kamarin IR cut filter suke amfani da filter mai IR cut don yi aiki daidai. Ba da wannan filter ba, sensor din dantaye ya zaɓi cikin rana da aka ga su da kuma rana infrared.

Saba da sensor din dantaye yake amfani da infrared light fiye da mutum, wannan zai iya ƙarewa da zanen rana na unnatural a cikin zuwa. Misali, abubuwan da zai zomo black zai iya zomo purple ko brownish-red.
Kamarin IR filter suke gudanar da wannan infrared light mai girma, suke taka kada kawai rana da aka ga ya shiga cikin sensor, kuma don haka ya nufi zuwa mai faruwa da sahih. Wannan shine asali da mahaiffar aikin na filter.

Uku abubuwa da ke buƙatar amfani da IR-Cut Filter

A cikin tsoro na system na embedded vision, IR-cut filters shine a amfani da su don uku abubuwa masu muhimmi da suka zaune:

• Yin farashin Zuwon: Wannan shine abin gaskiya. Filter din dantaye ya kasa infrared light akan zuwon, ya taka kada kamera ta fara zuwa a rana mai faruwa ta hanyar da mutum ya nufi.
• Tushen Tattara na Hoton: Tsarin yawan alumi da kuma tsarin yawan rana su ne suka dace. Idan baka saka filta, zanen hoton yawan mutu. Filta na IR-cut ta kama da hoton dukkan yawan suna aiko sensor, ta tsaya tattara da kuma tushen hoton.
• Yin Aiki na Rana/Yamma: Don alamun kwalliya da ke aiki akan kai tsakanin rana, suka kama da filta na IR-cut a yin aikin canza tsarin nijin rana zuwa tsarin yamma, suya shine wani abu da ke ciki don yin aikin tsarin biyu.

Aikinsu a cikin kwayoyin IR CCTV

Suka da kyauwa sosai a cikin kwayoyin IR CCTV (kwayoyin infrared CCTV). Wannan kwayoyi dole su yi amfani da yawan halaye na rana, daga rana mai yawa zuwa yamma mai kyauwa.

A yau, filatin na iya ta watsa cikin wuri, ta kila da infrared light kuma ta taba maita cewa a cikin mutanen da aka shafi. Lokacin da za suka koma irin light, sistema na remowa filatin cut infrared kuma ta yin aiki IR lights don kwayoyin kamera, ta saita su cikin yanayin night vision black-and-white masu alhakin.

Wannan koma day/night na haɗa shine wanda ke ba da jiki don IR CCTV kamera su iya samun amincewa a cikin 24/7 kuma su zama a cikin halin gaba daya a cikin samin amincewa.

IR lights for security cameras

IR lights for security cameras (infrared fill lights) da IR cut filters suna aiki tare da biyu. IR cut filter ta fahimtar kama mutanen na kamera a yau, amma IR cut filter ta fahimtar kama mutanen na kamera a yatin.

A rana, filatin na gama da su na kuma a yau. A yamma, filatin na tsofawa da su na kuma a koma. Kamar haka ne camera zai sami light na infrared daga filatin a yamma da kuma za a iya kallon abubuwa a cikin tacewa.

Takamai da kankanta na biyu ne wanda ke sa camera ta bayar da abubuwan alhali na kama da dama da ke yin aikin da ke cewa ana buƙatar sauyin cikin rukonin system na embedded vision.

Filatin infrared na Minolta

Anan filatin infrared na Minolta suka wada daga zaman gudun filmin kwalliya. Waɗannan filatun baya ke amfani da su ne don kwalliya mai cin aboki, kamar yadda ke nuna nishadi na infrared na black-and-white. Berani da filatun IR cut na karkashin kada suka iya canzawa waɗanda ke cikin kamera na yau da ke zaman, waɗannan filatun baya ke amfani da su ne kamar yadda zai ke soƙa su a kwalliya.

Haka nekusan teknolijin su daban-daban, amma ilimin ne ya sama: kontinjan yadda inja injin ya shiga sensor. Fasalanta waƙaƙan yadda ya ke tushen zai taimaka mana ganin muhimmiyar UV IR Cut Filters a cikin kankaɗan teknolijin kwallaye.

UV IR Cut Filters

A cikin ƙarin UV IR Cut Filters da aka fito, har suna da UV/IR cut filters masu iyaka. Wadannan filters su danna cikin kuma ultraviolet da kuma inja injin, su ba da tushen masallacin karkashin cikin girman. Don sadarwa da suke amfani da kwalliyar hoton mai zurfi mai yawa kamar tattalin jinƙi da kuma abin gani na ilmin sayansi, wadannan filters su danna cikin kuma alalwancin ultraviolet da inja injin, su fara da kwalliyar hoton da kuma sahotar. Wannan ya dace sosai a cikin wasu masallacin da suke amfani da bayanin pixel mai zurfi.

Bayan fikir

IR-cut filters shine masu ƙarfafawa a cikin farkon farko na zamanlahiyar kwallaye modules na camera . Ta hanyar zonza da ke tsakanin cikin rana da kuma cikin gaban rana, suna biyan wuya daga cikin sensor din rana a lokacin rana kuma suna buɗe hanyar gaban rana. Fasahar alama, aikace-aikace da kuma ma'aunin yin amfani da filatin IR-cut shine ƙarfafawa don hukama kowanne mai yin aiki da ke nufin gaban rana. Wadannan filatin bai sauya kusan cikin rana ta hanyar cikin rana ba, baɗiya kuma suke sauya amincin tsakanin kowane sistema da ke nufin amincin a lokokin da za a sake amfani da shi.

Ayyukan filatin IR-cut na Muchvision

Shin kake tura da yawan gaban rana a cikin nufin gaban rana a cikin takaddunmu na nufin gaban rana? Tuntu karshenmu na mutane-mutane a yau doma konsultativan yanar gizo na kamera don tabbatar da cikin samfurinmu ya zomo cikin rana mai ciki da kuma cikin rana mai ciki a cikin kowane cikin rana.