Don yin hukunci ko anHasken LEDtushen shine abin da muke buƙata, yawanci muna amfani da yanayin haɗawa don gwadawa, sannan mu bincika bayanan gwajin. Haɗin kai gaba ɗaya zai iya ba da mahimman sigogi guda shida masu zuwa: haske mai haske, ingantaccen haske, ƙarfin lantarki, daidaita launi, zafin launi, da ma'anar ma'anar launi (Ra). (A haƙiƙa, akwai wasu sigogi da yawa, kamar tsayin tsayin tsayin tsayin tsayin daka, tsayin maɗaukakiyar ƙarfi, duhun ruwa, CRI, da sauransu) A yau, bari mu tattauna mahimmancin waɗannan sigogi shida na tushen haske da tasirinsu.

Luminous flux: Hasken haske yana nufin ƙarfin hasken da idon ɗan adam zai iya ji, wato jimlar ƙarfin hasken da LED ke fitarwa, a cikin lumens (lm). Haske mai haske shine ma'auni kai tsaye kuma mafi yawan ƙwarewar jiki don yin hukunci akan hasken LED.

Wutar lantarki:Wutar lantarki shine yuwuwar bambanci tsakanin ingantattun sanduna mara kyau da mara kyau naLED fitilabead, wanda shine ma'auni kai tsaye, a cikin volts (V). Yana da alaƙa da ƙarfin lantarki na guntu da LED ke amfani dashi.

Ingancin haske:ingantaccen haske, wato, rabon duk wani haske mai haske da ke fitarwa ta hanyar hasken zuwa jimillar ƙarfin shigarwa, shine adadin ƙididdiga, a cikin lm/W. Don LED, shigar da makamashin lantarki ana amfani dashi galibi don haske da dumama. Babban ingancin haske yana nuna cewa akwai ƴan sassa da ake amfani da su don dumama, wanda kuma ke nuni da kyamar zafi.

Yana da sauƙin ganin alaƙar da ke tsakanin ukun da ke sama. Lokacin da aka ƙayyade na yanzu, ingancin hasken LED yana ƙaddara ta hanyar haɓaka mai haske da ƙarfin lantarki.Babban juyi mai haskekuma ƙarancin wutar lantarki yana haifar da ingantaccen ingantaccen haske. Har zuwa guntu mai girman shuɗi na yanzu yana lulluɓe da rawaya koren kyalli, saboda ƙarfin wutar lantarki guda ɗaya na guntu shuɗin gabaɗaya shine kusan 3V, wanda shine ingantacciyar ƙima, haɓaka ingantaccen hasken ya dogara ne akan ƙara haɓakar haske.

Daidaita launi:daidaitawar launi, wato, matsayin launi a cikin zane na chromaticity, shine adadin ma'auni. A cikin daidaitaccen tsarin launi na CIE1931 da aka saba amfani da shi, masu daidaitawa suna wakilta ta ƙimar x da y. Ana iya la'akari da ƙimar x azaman matakin jajayen haske a cikin bakan, kuma ana ɗaukar ƙimar y azaman matakin hasken kore.

Yanayin launi:adadin jiki mai auna launin haske. Lokacin da radiation na cikakken jikin baƙar fata ya kasance daidai da radiation na tushen haske a cikin abin da ake iya gani, zafin jiki na baƙar fata ana kiransa zafin launi na tushen haske. Yanayin zafin launi shine ma'auni, amma ana iya ƙididdige shi ta hanyar daidaita launi a lokaci guda.

Fihirisar ma'anar launi (Ra):da aka yi amfani da shi don bayyana ikon maido da tushen haske zuwa launin abu. Ana ƙaddara ta hanyar kwatanta launin kamanni na abubuwa ƙarƙashin madaidaicin tushen haske. Fihirisar ma'anar kalar mu shine ainihin ma'aunin ma'aunin haske guda takwas da aka ƙididdige su ta hanyar haɗin kai don ja mai haske mai launin toka, rawaya mai duhu, cikakkiyar rawaya kore, matsakaicin rawaya kore, shuɗi mai haske, shuɗi mai haske, shuɗi mai haske, da ja mai haske ja. . Ana iya gano cewa ba ya haɗa da cikakken ja, wanda aka fi sani da R9. Saboda wasu fitilu suna buƙatar ƙarin haske mai ja (kamar hasken nama), R9 galibi ana amfani dashi azaman mahimman ma'auni don kimanta LED.

Za a iya ƙididdige zafin launi ta hanyar daidaitawa launi. Duk da haka, idan kun lura da zane na chromaticity a hankali, za ku ga cewa zafin launi iri ɗaya zai iya dacewa da daidaitawar launi da yawa, yayin da nau'i-nau'i na launi guda biyu kawai ya dace da zafin launi ɗaya. Saboda haka, ya fi dacewa don amfani da daidaitawar launi don kwatanta launi na tushen haske. Indexididdigar nuni ita kanta ba ta da alaƙa da daidaitawar launi da zafin launi, amma mafi girman yanayin zafin launi, da sanyin launi, ƙarancin abubuwan jan da ke cikin tushen hasken, kuma yana da wahala a sami babban ma'aunin nuni. Don tushen haske mai ɗumi tare da ƙarancin zafin launi, akwai ƙarin abubuwan haɗin ja, faffadan ɗaukar hoto, kuma kusa da bakan haske na halitta, don haka fihirisar ma'anar launi na iya zama babba. Wannan shine dalilin da ya sa LEDs sama da 95Ra akan kasuwa suna da ƙananan zafin jiki.