Yadda ake Warware Tasirin Moire akan Fuskokin LED?

Yanzu waje LED nuni allo ne yadu amfani, waje talla, zirga-zirga shiriya, talla watsa shirye-shirye, da dai sauransu, zai unsa waje LED nuni babban allo, LED nuni allo za a iya gani a ko'ina, kasuwanci LED nuni allon da kamfanin ko sha'anin ta fi so, shi ne iri-iri na yada bayanai, talla da tallatawa na zaɓi, nunin ƙaramin pixel sannu a hankali yana zama zaɓi na yau da kullun don nunin bayanai na zamani. A nan gaba, tare da ci gaba da ci gaba na fasaha, tsabtar ƙaramin pixel hoton nunin zai zama mafi fice. Tun da hoton yana ƙara fitowa fili, to, wani lokacin za mu ga wasu ripples na ruwa a saman nunin LED, ratsin, menene? Nunin yana da kyau? A haƙiƙa, wannan na iya zama ɗan ƙaramin abu na nuni.

Menene tasirin moire akan nunin LED?

A cikin kalmomin masana'antu na nunin LED, akwai wani al'amari da ake kira moire ko water ripple display, wanda ke kaiwa ga bayyanar ratsin guda ɗaya, yana yawo tsakanin sama da ƙasa, yana haifar da rashin kyan gani yayin harbi nunin LED tare da wayar hannu ko ƙwararru. kayan aikin bidiyo. Ta haka samar da wannan al'amari da ake kira moire. A zahiri, tasirin moire matsala ce ta gama gari, wanda ke haifar da moire na nunin LED shine babban dalilin babban dalilin shine ƙimar farfadowar nunin LED yayi ƙasa sosai. LED nuni farar kananan refresh kudi za a iya ƙara zuwa 3840Hz, za ka iya kara rage sabon abu na moire, idan mu LED nuni ne a low kudi na sabon, to, al'ada mutum ido kallo ba matsala, amma idan ka yi amfani da wani sabon abu. wayar salula ko kyamarar bidiyo don harba, zai zama da kyau a yi amfani da wayar salula ko kyamarar bidiyo don harba. Ko harbin kyamarar bidiyo, za a sami tasirin moire, takamaiman aikin shine nunin LED zai bayyana akan layin kwance baƙar fata, idan ra'ayi mai ƙarfi zai zama walƙiya. Idan jagoran pixel ya fi ƙanƙanta, ƙananan tasirin nunin hoton pixel zai zama mai laushi, kamara daga nesa na nuni na LED zai iya zama kusa, ƙananan yuwuwar moire, inganci da sassauci na yin fim zai fi kyau.

Tsarin samar da moire akan allon nunin LED

LED nuni pixel rarraba yawa ne daidai tsakanin CCD iya bambanta tazara, babu makawa, da dijital kamara za a har yanzu fassara wani ɓangare na sakamakon za a iya gane, amma kuma za a kara da launin toka sikelin ba za a iya gane, da biyu da kuma. samuwar alamu na yau da kullun, abin da ke faruwa a cikin gani shine ripples na lokaci-lokaci.

Tasirin Moire hasashe ne na gani, lokacin kallon rukunin layi ko maki da aka ɗora akan wani rukunin layi ko maki suna faruwa, wanda kowane rukunin layi ko maki na kusurwar dangi ko tazara ya bambanta. Sannan tasirin moire da aka kwatanta a sama yana faruwa. Don zama mafi ƙayyadaddun, shi ne mitar sararin samaniya guda biyu dan kadan daban-daban ratsi, ƙarshen su na hagu na matsayi na layin baƙar fata iri ɗaya ne, saboda tazarar ya bambanta, zuwa dama a hankali ratsi na layi ba za a iya haɗawa ba. Ratsi biyun sun mamaye, gefen hagu na layin baƙar fata saboda zoba, don haka zaka iya ganin layin farin. Kuma gefen dama a hankali ya yi kuskure, farar layi a kan layin baƙar fata, yana haifar da zama baki ɗaya. Akwai farar layi da sauye-sauyen baƙar fata waɗanda suka haɗa da ratsi.

Yadda za a kawar da moire sakamako a kan LED allo?

Daidaita Kamara
1, canza kusurwar kamara: saboda kyamarar don ɗaukar kusurwar abu zai kai ga Moire ripples, canza kusurwar kyamara, ta hanyar juyawa kamara, za ku iya kawar da ko canza gaban Moire ripples.
2, canza mayar da hankali na kyamara: madaidaicin mayar da hankali da babban matakin daki-daki na iya haifar da Moire Ripple, canza mayar da hankali zai iya canza tsabta, wanda hakan yana taimakawa wajen kawar da Moire Ripple.
3, daidaita sigogin saitunan kamara: irin su lokacin bayyanarwa, budewa da ISO, da sauransu, don raunana tasirin tasirin moire, gwada saitunan da yawa don daidaitawa don nemo mafi dacewa hade da sigogi.
4, da amfani da madubi gaban tace shigar kai tsaye a gaban CCD, ta yadda ta da daukan hotuna yanayi don saduwa da sarari mita, gaba daya tace image na high sarari mita part, rage LED nuni moire faruwa, amma wannan kuma zai aiki tare zuwa aiki. rage kaifin hoton.
Hanyoyin fasaha
Amfani da software don sarrafa hoto bayan aiwatarwa. Editan hoto Photoshop, da dai sauransu, don kawar da bayyanar moire akan hoton ƙarshe, gami da ɓarkewar hoto, rage surutu, da bambancin hoto, da dai sauransu, don ingancin hoton ya fi girma kuma hoton ya fi kyau.
Na zahiri
Yin amfani da suturar anti-Moore, akwai sutura na musamman da kayan da za su iya rage tasirin Moore. Ana iya amfani da waɗannan suturar a kan bangarorin LED ko fitilu don rage tasirin tsangwama. Wadannan suturar yawanci an tsara su don canza ɓacin rai ko rarraba kayan haske, don haka rage tsangwama.

A gaskiya ma, bayan sanin abubuwan da ke haifar da bayyanar moire, za mu iya sanin yadda za a kawar da shi. A zahiri, hanya mafi kyau don magance ainihin moire nunin LED shine amfani da babban goga mai nunin LED, ta yadda lamarin moire ba zai faru ba. Saboda amfani da 3840H2 high-brush LED nuni, sannan ko da wayar salula don harba, bidiyon ba zai sami wani canji ba, saboda yawan lokutan nunin LED yana wartsakewa a kowane raka'a na lokaci fiye da ƙananan buroshi fiye da haka. ninki biyu, don haka ƙwararrun kayan aikin yin fim ba za a iya gane su ba.
Idan mai amfani ya saya kuma yayi amfani da nunin LED mara ƙarancin gogewa, zaku iya bi hanyar da ke sama don daidaitawa, rage ko kawar da moire. Gabaɗaya tallan tallan tallan tallace-tallace na LED ya isa, idan kuna son yin amfani da su a cikin yanayin ƙwararru, za su ɗauki hotuna da yawa don haɓaka haɓaka kalmomi, zaku iya tafiya bisa ga kasafin kuɗi don siye, kodayake zai ƙara wasu. farashi, amma harbin hoto zai zama mafi dacewa da sauri, tasirin nuni gaba ɗaya ya fi kyau, ƙwarewar kallo mafi kyau.