Yaya za a zabi nunin LED na waje don dacewa da bukatun ku?

Ana nunin waje a waje wanda baƙon abu a gare mu. Yaya za a zabi samfurin don dacewa da bukatun ku? Bari mu raba wasu ƙwarewa kuma mu mai da hankali kan abubuwan asali na zaɓar nuni na LED:

1. Rubuta

Dogaro da launin ledojin da aka yi amfani da su, ana iya raba nunin LED na waje zuwa launuka ɗaya na farko, launuka biyu na farko, da cikakken launi. Za'a iya amfani da nunin LED na farko-farko azaman nunin rubutu. Kowane pixel yana amfani da leda mai launi ɗaya, galibi cikin ja. Za'a iya amfani da nuni na LED-biyu na farko azaman mai nuna hoto. Kowane pixel ya kunshi bututu biyu masu haske ja da kore. Zai iya gane launuka uku na ja, kore da nunin rawaya; Cikakken launi na LED ana iya amfani dashi azaman nunin bidiyo, kowane pixel ya ƙunshi ja, kore da shuɗi. Tubeungiyoyin bututu na LED, kuma launin nuni yana da kyau.

2.Dot tazara

Lokacin zaɓar nuni na waje na LED, ya kamata a zaɓi tazarar maki na allon nuni bisa ga nisan masu sauraro. A waje LED nuni allo kullum yana P5, P6, P8, P10, P16 da haka a bisa ga dot jerawa.

3. Girman sikelin

Matsakalar launin toka alama ce mai mahimmanci don auna tasirin nuni na nuni na waje na LED. Grey gwargwado yana ƙayyade ta yawan adadin analog-zuwa-dijital da aka tallafawa ta hanyar wasu kayan aikin tallafi. Babban al'ada yana da rago 8, ragowa 10 da ragowa 16. Canjin lamba ya yi daidai da sau 256 na canjin haske, ma’ana, matakan 256 na launin toka.

4. Hanyar tuki

Yanayin tuki na nuni na waje na LED ya kamata a ƙaddara gwargwadon tasirin nuni da kasafin kuɗi. Ana nuna allon nuni na yau da kullun ta halin yanzu. Yanayin tuki ya kasu kashi biyu (scanning) da sikanin motsi. A cikin sauƙaƙan kalmomi, yin sikanin tsaye shine a sarrafa leda ɗaya na guntu ɗaya na gwanin tuki, kuma ƙwanƙwasa dubawa shine a yi amfani da hanyar wartsakewa don ƙwanke ɗaya na guntun tuki don sarrafa LED da yawa don haskakawa. Tasirin aikin sikanin tsaye yana da kyau kwarai, asarar haske karami ne amma farashin ya dan yi yawa, tasirin nunin karfin sigina ba shi da kyau, hasarar haske tana da girma, amma ana iya rage kudin. Abubuwan dubawa na yau da kullun sune 1/2 shara, 1/4 shara, 1/8 shara, da 1/16 shara.

5.Cikin haske

Nunin LED na waje waje ne na waje wanda za'a iya amfani dashi don duk yanayin yanayi. Sabili da haka, buƙatar hasken allo yana da tsauri. Gabaɗaya, lokacin da allo yake lokacin da allon yake tsayawa soth don fuskantar arewa, hasken allo bai kamata ya zama ƙasa da 4000 cd / m2 ba; Lokacin da allon yake tsayawa arewa don fuskantar kudu, ana buƙatar haske don ya zama ƙasa da 8000 cd / m2, ana iya samun sakamako mafi kyau.