{"id":353,"date":"2020-04-04T15:28:00","date_gmt":"2020-04-04T12:28:00","guid":{"rendered":"https:\/\/ninetheme.com\/themes\/revity\/?p=1"},"modified":"2020-04-06T01:36:46","modified_gmt":"2020-04-05T22:36:46","slug":"hello-world-2","status":"publish","type":"post","link":"https:\/\/www.desibel.pro\/?p=353","title":{"rendered":"PROJEKS\u0130YON C\u0130HAZI NED\u0130R"},"content":{"rendered":"\n

PROJEKS\u0130YON C\u0130HAZLARI<\/h2>\n\n\n\n

Projeksiyonlar,<\/strong> ge\u00e7mi\u015ften g\u00fcn\u00fcm\u00fcze makaral\u0131 film makinalar\u0131n\u0131n yerini alan cihazlard\u0131r. \u00c7al\u0131\u015fma prensibi LCD veya DLP olmak \u00fczere g\u00fcncel iki teknoloji olarak farkl\u0131l\u0131k g\u00f6stermektedir. Projeksiyon cihazlar\u0131n\u0131n ger\u00e7ek kullan\u0131m alanlar\u0131 \u00f6zellikle sinema salonlar\u0131nda, okullarda, toplant\u0131 salonlar\u0131 ve konferans salonlar\u0131 gibi kalabal\u0131k bir toplulu\u011fa hitap ederken ayn\u0131 zamanda evlerinde sinema zevkini ya\u015famak ad\u0131na herkesin rahatl\u0131kla kullanabilece\u011fi  bir ortam sunmakt\u0131r. Projeksiyon cihaz\u0131 \u00fcreten \u015firketler zamanla teknolojilerini y\u00fckselterek 4K<\/a> ve 8K<\/a> y\u00fcksek \u00e7\u00f6z\u00fcn\u00fcrl\u00fc\u011fe kadar cihazlar \u00fcretmektedirler.<\/p>\n\n\n\n

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LCD PROJEKS\u0130YON C\u0130HAZLARI<\/h3>\n\n\n\n

Lcd Projeksiyon cihazlar\u0131<\/b>, 3 adet (R G B) K\u0131rm\u0131z\u0131 ,ye\u015fil ,mavi renklerin transparan LCD \u00fczerindeki g\u00f6r\u00fcnt\u00fcn\u00fcn, prizma arac\u0131l\u0131\u011f\u0131 ile birle\u015ftirilerek, metal halide (xenon), Led veya laser \u0131\u015f\u0131k kayna\u011f\u0131 ile mercek yard\u0131m\u0131yla istenilen mesafedeki bir perde \u00fczerinde g\u00f6r\u00fcnt\u00fcn\u00fcn odaklanarak g\u00f6rsellik elde etme tekni\u011fine verilen genel isimdir.<\/p>\n\n\n\n

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I\u015f\u0131k, <\/strong>dichoric sabit aynalarla K\u0131rm\u0131z\u0131, Ye\u015fil ve Mavi \u0131\u015f\u0131nlara ayr\u0131l\u0131r. Her renk, o rengin tonlar\u0131n\u0131 olu\u015fturan bir s\u0131v\u0131 kristal (LCD) panelden ge\u00e7er. Tek renkli g\u00f6r\u00fcnt\u00fcler, projekt\u00f6rde tam renkli bir g\u00f6r\u00fcnt\u00fc olu\u015fturmak i\u00e7in bir prizma ile birle\u015ftirilir ve daha sonra bir mercekten ekrana ge\u00e7er. 3LCD projekt\u00f6rde, \u0131\u015f\u0131k kontrol sisteminde hareketli par\u00e7a yoktur, yumu\u015fak ve renk bozulmas\u0131 olmadan tam renkli bir g\u00f6r\u00fcnt\u00fc yans\u0131t\u0131l\u0131r.<\/span>
<\/span><\/p>\n\n\n\n

Renk reprod\u00fcksiyonu 3LCD ile yap\u0131ld\u0131\u011f\u0131 i\u00e7in g\u00f6zleriniz i\u00e7in rahat ve yumu\u015fak bir g\u00f6r\u00fcnt\u00fc elde etmeyi sa\u011flar.
3LCD sistemi \u0131\u015f\u0131\u011f\u0131 y\u00fcksek verimlilikte kulland\u0131\u011f\u0131ndan parlak ve keskin g\u00f6r\u00fcnt\u00fc ger\u00e7ekle\u015ftirir.<\/p>\n\n\n\n

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DLP PROJEKS\u0130YON C\u0130HAZLARI<\/h3>\n\n\n\n

DLP <\/strong>ismi ,dijital \u0131\u015f\u0131k i\u015fleme anlam\u0131na gelir, DLP projekt\u00f6rler \u0131\u015f\u0131\u011f\u0131 bir renk tekerle\u011fi, yans\u0131ma aynalar\u0131 ve son olarak bir mercekle birle\u015ftirir. Texas Instruments\u00ae taraf\u0131ndan geli\u015ftirilen DLP sistemi (DMD)\u00e7ip, yani dijital mikromirror cihaz\u0131 DMD aynalardan herhangi biri a\u00e7\u0131k veya kapal\u0131 konumlar\u0131na ge\u00e7meden \u00f6nce, yonga yar\u0131 iletkenden giren bit ak\u0131\u015fl\u0131 bir g\u00f6r\u00fcnt\u00fc kodunu h\u0131zla \u00e7\u00f6zerek. Daha sonra verileri ge\u00e7meli moddan ,a\u015famal\u0131 hale d\u00f6n\u00fc\u015ft\u00fcr\u00fcr ve resmin solmas\u0131na izin verir. Daha sonra, yonga resmi ekrana s\u0131\u011facak \u015fekilde boyutland\u0131r\u0131r ve parlakl\u0131k, keskinlik ve renk kalitesi de dahil olmak \u00fczere resim \u00fczerinde gerekli ayarlamalar\u0131 yapar. Son olarak, t\u00fcm bilgileri aynalara aktar\u0131r ve t\u00fcm s\u00fcreci sadece 16 mikrosaniyede tamamlar.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n
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Aynalar, \u0131\u015f\u0131k kayna\u011f\u0131na (ON) veya (OFF) +\/- 12 \u00b0 ‘ye kadar ve saniyede 5.000 defaya kadar e\u011filmelerini sa\u011flayan k\u00fc\u00e7\u00fck mente\u015felere monte edilir. Bir ayna a\u00e7\u0131k konumdan oldu\u011funda, a\u00e7\u0131k gri bir piksel olu\u015fturur. Tersine, kapal\u0131 konumda oldu\u011funda, piksel koyu gri olur.<\/p>\n\n\n\n

yans\u0131t\u0131lan \u0131\u015f\u0131k, mercek arac\u0131l\u0131\u011f\u0131yla ekrana y\u00f6nlendirilerek bir g\u00f6r\u00fcnt\u00fc olu\u015fturulur. Aynalar, DLP’ye giren video veya grafik sinyalini ayr\u0131nt\u0131l\u0131 bir 1024 gri tonlamal\u0131 g\u00f6r\u00fcnt\u00fcye d\u00f6n\u00fc\u015ft\u00fcrerek pikselleri yans\u0131t\u0131r. DLP’ler ayr\u0131ca aynalar\u0131 her zaman kapal\u0131 konumda kullanarak en derin siyah seviyelerini \u00fcretir.<\/p>\n\n\n\n

Bu g\u00f6r\u00fcnt\u00fcye renk eklemek i\u00e7in lambadaki beyaz \u0131\u015f\u0131k , d\u00f6nen bir renk tekerle\u011finden DLP yongas\u0131na ge\u00e7erek. \u00c7ip ile senkronize edilen renk tekerle\u011fi \u0131\u015f\u0131\u011f\u0131 k\u0131rm\u0131z\u0131, ye\u015fil ve maviye filtreler. Her aynan\u0131n a\u00e7\u0131k ve kapal\u0131 durumlar\u0131 bu \u00fc\u00e7 temel renk yap\u0131 ta\u015f\u0131yla koordine edilir. Tek \u00e7ipli DLP projeksiyon sistemi bu sayede 16,7 milyon renk olu\u015fturur.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n
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Ekrandaki her \u0131\u015f\u0131k pikseli herhangi bir anda k\u0131rm\u0131z\u0131, ye\u015fil veya mavidir. DLP teknolojisi, pikselleri g\u00f6r\u00fcnt\u00fcn\u00fcn istenen renkleriyle kar\u0131\u015ft\u0131rmak i\u00e7in izleyicinin g\u00f6zlerine g\u00fcvenir. \u00d6rne\u011fin, mor bir piksel olu\u015fturmaktan sorumlu bir ayna, yaln\u0131zca k\u0131rm\u0131z\u0131 ve mavi \u0131\u015f\u0131\u011f\u0131 y\u00fczeye yans\u0131tacakt\u0131r. Piksel, mavi ve k\u0131rm\u0131z\u0131 \u0131\u015f\u0131\u011f\u0131n h\u0131zl\u0131 ve d\u00f6n\u00fc\u015f\u00fcml\u00fc bir fla\u015f\u0131d\u0131r. G\u00f6zlerimiz, yans\u0131t\u0131lan g\u00f6r\u00fcnt\u00fcn\u00fcn istenen tonunu g\u00f6rmek i\u00e7in bu fla\u015flar\u0131 harmanlayacakt\u0131r.<\/p>\n\n\n\n

DLP Sinema projeksiyon sistemi, her biri 35 trilyondan az renk \u00fcretemeyen kendi renk tekerle\u011fine sahip \u00fc\u00e7 \u00e7ipe sahiptir. 3 \u00e7ipli bir sistemde, lambadan \u00fcretilen beyaz \u0131\u015f\u0131k, onu k\u0131rm\u0131z\u0131, ye\u015fil ve maviye b\u00f6len bir prizmadan ge\u00e7er. Her \u00e7ip bu \u00fc\u00e7 renkten birine adanm\u0131\u015ft\u0131r. Aynalar\u0131n yans\u0131tt\u0131\u011f\u0131 renkli \u0131\u015f\u0131k daha sonra birle\u015ftirilir ve bir g\u00f6r\u00fcnt\u00fc olu\u015fturmak i\u00e7in projeksiyon merce\u011finden ge\u00e7er.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n
\"\"<\/figure>\n\n\n\n
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<\/span>Ekran \u00e7\u00f6z\u00fcn\u00fcrl\u00fckleri<\/span><\/h2>\n\n\n\n

Projeksiyon cihazlar\u0131 i\u00e7in ortak ekran \u00e7\u00f6z\u00fcn\u00fcrl\u00fckleri a\u015fa\u011f\u0131da verilmi\u015ftir:<\/p>\n\n\n\n

\n
SVGA (800 \u00d7 600 piksel),<\/dd>\n
XGA (1024 \u00d7 768 piksel),<\/dd>\n
720p (1280 \u00d7 720 piksel),<\/dd>\n
1080p (1920 \u00d7 1080 piksel)<\/dd>\n
2160p (2160 x 4096 pixel) 4k<\/dd>\n
4320p (4320 x 7680 pixel) 8k<\/dd>\n<\/dl>\n\n\n\n

Ancak bir projeksiyon cihaz\u0131n\u0131n kalitesini tayin eden en \u00f6nemli etken sadece \u00e7\u00f6z\u00fcn\u00fcrl\u00fc\u011f\u00fc de\u011fil, ayn\u0131 zamanda kontrast oran\u0131 ve \u0131\u015f\u0131k g\u00fcc\u00fcd\u00fcr. I\u015f\u0131k g\u00fcc\u00fc LM ile g\u00f6sterilir ve birimi L\u00fcmen’dir. I\u015f\u0131k g\u00fcc\u00fc de\u011feri ne kadar y\u00fcksek ise projeksiyon cihaz\u0131 o kadar b\u00fcy\u00fck bir ekrana ve parlakl\u0131\u011fa sahip demektir. \u00d6rne\u011fin, k\u00fc\u00e7\u00fck perdeli bir ortam i\u00e7in 2500-3500 ANSI l\u00fcmen \u0131\u015f\u0131k g\u00fcc\u00fc yeterlidir. Yakla\u015f\u0131k 3500 ile 7000 ANSI l\u00fcmen ise orta \u00f6l\u00e7ekli bir toplant\u0131 salonuna yetmekteyken, 8000 ile 37000 ANSI l\u00fcmen aras\u0131 \u00e7ok b\u00fcy\u00fck perdeli mekanlar ve konferans salonlar\u0131 i\u00e7in ancak yeterli gelmektedir.<\/p>\n\n\n\n

Ta\u015f\u0131nabilir led projeksiyon cihazlar\u0131 ofis ve e\u011fitim ama\u00e7l\u0131 sunumlar i\u00e7in tercih edilebilir. Sat\u0131\u015f ve pazarlama departmanlar\u0131 taraf\u0131ndan m\u00fc\u015fterilere sunum ve tan\u0131t\u0131m i\u00e7in gidildi\u011finde haz\u0131rlanan sunum’lar\u0131n\u0131z\u0131 g\u00f6sterebilmek i\u00e7in cihaz\u0131n ta\u015f\u0131nabilir olmas\u0131 \u00f6nemli bir kolayl\u0131kt\u0131r.<\/p>\n\n\n\n

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DLP Avantajlar\u0131:<\/p>\n\n\n\n

  \u2606 P\u00fcr\u00fczs\u00fcz, kristal netli\u011finde bir g\u00f6r\u00fcnt\u00fc \u00fcretir
  \u2606 Ultra h\u0131zl\u0131 (16 mikrosaniye piksel tepki s\u00fcresi – LCD projekt\u00f6rlerden yakla\u015f\u0131k 1.000 kat daha h\u0131zl\u0131) yans\u0131tabilme \u00f6zelli\u011fi, p\u00fcr\u00fczs\u00fcz, titre\u015fimsiz g\u00f6r\u00fcnt\u00fcler
  \u2606 Saller ve daha hafif tasar\u0131m profili
  \u2606 G\u00f6r\u00fcnt\u00fc pikselleme LCD projeksiyonlara g\u00f6re daha az g\u00f6r\u00fclebilir
  \u2606 Filtresiz tasar\u0131m neredeyse s\u0131f\u0131r bak\u0131m sa\u011flar
  \u2606 Projekt\u00f6r\u00fcn \u00f6mr\u00fc boyunca \u00f6nemli bak\u0131m dolarlar\u0131 ve i\u015f\u00e7ilikten tasarruf sa\u011flar ve toplam sahip olma maliyetini (TCO) d\u00fc\u015f\u00fcr\u00fcr<\/p>\n\n\n\n

DLP S\u0131n\u0131rlamalar\u0131:<\/p>\n\n\n\n

  \u2606 Alanlardaki LCD’den daha fazla l\u00fcmen gerektirir ortam \u0131\u015f\u0131\u011f\u0131 ile
  \u2606 LCD’den daha uzun at\u0131\u015f mesafesi
  \u2606 DLP renk tekerle\u011fi yans\u0131t\u0131lan g\u00f6r\u00fcnt\u00fclerde “g\u00f6kku\u015fa\u011f\u0131 efekti” olu\u015fturabilir
  \u2606 D\u00f6nen renk tekerle\u011fi ve egzoz fanlar\u0131 g\u00fcr\u00fclt\u00fc \u00fcretir<\/p>\n\n\n\n

\n\n\n\n

LCD Avantajlar\u0131:<\/p>\n\n\n\n

  \u2606 \u00dc\u00e7 temel renginde daha g\u00fc\u00e7l\u00fc parlakl\u0131k sunar
  \u2606 Zoom lens daha esnek montaj se\u00e7enekleri sunar
  \u2606 DLP projekt\u00f6rlerden daha az g\u00fcr\u00fclt\u00fc \u00fcretir                                                        \u2606 Daha zengin renkler y\u00fcksek ortam \u0131\u015f\u0131\u011f\u0131na sahip alanlarda daha iyi sonu\u00e7lar verir.
  \u2606 Daha az g\u00fc\u00e7 kullan\u0131r ve daha az \u0131s\u0131 \u00fcretir.
  \u2606 Yans\u0131t\u0131lan g\u00f6r\u00fcnt\u00fclerde \u201cg\u00f6kku\u015fa\u011f\u0131 etkisi\u201d olmaz.<\/p>\n\n\n\n

LCD S\u0131n\u0131rlamalar:<\/p>\n\n\n\n

  \u2606 Sabit gerektirir filtre temizleme ve de\u011fi\u015ftirme
  \u2606 G\u00f6r\u00fcnt\u00fc pikseli DLP ile kar\u015f\u0131la\u015ft\u0131r\u0131ld\u0131\u011f\u0131nda daha g\u00f6r\u00fcn\u00fcr
  \u2606 Daha b\u00fcy\u00fck, daha a\u011f\u0131r tasar\u0131m profili
  \u2606 Siyah tonlar daha gri g\u00f6r\u00fcnebilir, daha az kontrastla sonu\u00e7lan\u0131r
  \u2606 Uzun kullan\u0131mdan sonra renk bozulmas\u0131 olabilir<\/p>\n\n\n\n

\n\n\n\n

Sonu\u00e7<\/strong><\/p>\n\n\n\n

Hem DLP hem de LCD projekt\u00f6r teknolojileri \u00f6nemli avantajlar sunar ancak her biri farkl\u0131 uygulamalara daha uygun olabilir.<\/p>\n\n\n\n

\u00d6rne\u011fin, DLP projekt\u00f6rler LCD projekt\u00f6rlerden daha ta\u015f\u0131nabilirdir; bu nedenle DLP, cihazlar\u0131 \u00e7antada ta\u015f\u0131mak zorunda kalan sat\u0131c\u0131lar taraf\u0131ndan tercih edilir (\u00f6rn. android mini projekt\u00f6r<\/strong> ). DLP’nin daha y\u00fcksek renk doygunlu\u011fu, daha iyi kontrast ve g\u00f6r\u00fcnt\u00fc kararl\u0131l\u0131\u011f\u0131 nedeniyle, ev sinemas\u0131 kullan\u0131m\u0131 i\u00e7in pop\u00fcler bir se\u00e7im haline gelebilir. \u00d6te yandan, LCD projekt\u00f6rlerden \u00fcretilen \u00fc\u00e7 temel renk genellikle DLP projekt\u00f6rlerden daha do\u011frudur. Her iki teknoloji de di\u011ferinden daha iyi de\u011fildir – her birinin kendine \u00f6zg\u00fc avantajlar\u0131 ve baz\u0131 dezavantajlar\u0131 vard\u0131r.<\/p>\n\n\n\n

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<\/p>\n","protected":false},"excerpt":{"rendered":"

Projeksiyon cihazlar\u0131 nas\u0131l \u00e7al\u0131\u015f\u0131r, hangi teknolojileri kullan\u0131r, aralar\u0131ndaki farklar nelerdir.?<\/p>\n","protected":false},"author":1,"featured_media":490,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[5],"tags":[],"_links":{"self":[{"href":"https:\/\/www.desibel.pro\/index.php?rest_route=\/wp\/v2\/posts\/353"}],"collection":[{"href":"https:\/\/www.desibel.pro\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.desibel.pro\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.desibel.pro\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.desibel.pro\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=353"}],"version-history":[{"count":19,"href":"https:\/\/www.desibel.pro\/index.php?rest_route=\/wp\/v2\/posts\/353\/revisions"}],"predecessor-version":[{"id":529,"href":"https:\/\/www.desibel.pro\/index.php?rest_route=\/wp\/v2\/posts\/353\/revisions\/529"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.desibel.pro\/index.php?rest_route=\/wp\/v2\/media\/490"}],"wp:attachment":[{"href":"https:\/\/www.desibel.pro\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=353"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.desibel.pro\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=353"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.desibel.pro\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=353"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}