Kamar PowerLite 1930, PowerLite 1940W da PowerLite 1945W, an tsara 1955 ga wadanda suke buƙatar mai sayarwa don kasuwanci, tsarin ilimi ko gidan ibada. Ya kusan kusan 1945W, banda bambance-bambance.
Dimensions
Epson PowerLite 1955 shine mai kwakwalwa 3LCD. Yana da matakai 14.8 inci mai faɗi da 10.7 inci a diamita da 3.6 inci mai tsawo idan ba a la'akari da ƙafafu ba.
Wannan samfurin yana auna a 8.5 fam. Yana da nau'ikan nauyin da nauyi kamar yadda duka PowerLite 1930 da 1940W.
Nuna Hoto
Ra'ayin da aka samu a shekarar 1955 a cikin 4: 3, wanda ke nufin ba shine manufa don kallon sararin samaniya ba. Wannan shi ne daya daga cikin manyan bambance-bambance tsakanin wannan samfurin da 1945W. Yanayin ƙaura shine XGA (1024 x 768).
Bambancin bambanci ga wannan samfurin shine 3,000: 1, wanda, kuma, shine daidai da sauran nau'o'in biyu a layi.
Ra'ayin jeri na jifa yana da jerin sunayen 1.38 (zuƙowa: fadi) - 2.24 (zuƙowa: tele). A shekarar 1955 zai iya yin aiki daga nisa na 30 inci zuwa 300 inci, wanda ya zama dan kadan fiye da 1945W (wannan samfurin yana zuwa 280 inci).
Ana fitar da fitowar haske a lumana 4,500 domin launi da 4,500 don haske. An auna launin launi da farar fata ta amfani da tsarin IDMS 15.4 da ISO 21118, bi da bi, a cewar Epson. Wannan wani misali mai muhimmanci na yadda wannan tsari ya bambanta da 1945W.
Mai gabatarwa yana amfani da fitila 24-watt UHE E-TORL (Fasahar fitilar Epson). Kamfanin ya ce wannan fitilar yana tsawon sa'o'i 4,000 a Yanayin ECO da 2,500 a Yanayin Yanayi. Yawan fitilar yana da muhimmanci ƙwarai da yawa fiye da sababbin samfurin PowerLite, musamman waɗanda suke da ƙananan lambobin lumen. Wannan ba abin mamaki bane - mafi girma na ƙwaƙwalwa na lantarki yana buƙatar karin wutar lantarki - amma har yanzu yana da damuwa mai muhimmanci. Lokacin da kake sayen mai ba da labari, fitilar kowane lokaci yana da damuwa mai muhimmanci saboda maye gurbin fitilar zai iya zama darajar (wannan ba haske ba ne). Lambobin maye gurbi zasu iya tafiyar da gamut a kan nau'in da ake buƙata, amma ana sa ran kashewa kimanin $ 100 domin daya.
Rayuwar rufi na iya bambanta dangane da irin nau'in kallo da aka yi amfani dasu da kuma irin irin saitin da aka yi amfani dasu. Kamar yadda kamfanin ya nuna a cikin wallafe-wallafen samfurinsa, hasken fitilun zai ragu a tsawon lokaci.
Audio Specs
Kamar sauran misalai biyu, PowerLite 1955 ya zo tare da mai magana 10 watts 10. Wannan hakika ya fi karfi fiye da sauran matakan Epson wanda ke da alaka da kananan kamfanonin, kuma an tsara shi don ya dace da amfani a babban ɗaki.
Muryar motsawar ita ce 29 dB a yanayin ECO da 37 dB a Yanayin Hanyar, bisa ga Epson. Wannan shi ne misali don tsarin kamfanin PowerLite na kamfanin.
Marasa mara waya
Kamar shekarun 1945W, PowerLite 1955 ya hada da damar Wi-Fi mai ginawa, yana ba ka damar amfani da na'urar Epson iProjection. Wannan app zai baka damar nunawa da sarrafa abun ciki daga na'urarka ta amfani da iPhone, iPad ko iPod Touch. Alal misali, idan kana so ka nuna hotuna ko shafin yanar gizonku zuwa kan allo, to kawai kuna buƙatar raba batir tare da app - kada ku kula da igiyoyin USB ko ma igiyoyin USB.
Idan ba ku da ɗaya daga cikin waɗannan na'urorin Apple ɗin, zaka iya sarrafa na'ura ta hanyar amfani da na'ura mai kwakwalwa idan an haɗa shi zuwa cibiyar sadarwa. Epson ya ce ba ku buƙatar sauke kowane software kuma yana aiki tare da duka PC da Macs.
Za a iya amfani da PowerLite 1955 tare da na'ura mai nisa da kayan aikin sarrafawa: EasyMP Monitor, AMX Duet da Neman Hanyoyin, Crestron Integrated Partner da RoomView, da kuma PJLink.
Bayanai
Akwai bayanai da yawa: daya HDMI, daya DisplayPort, daya RCA bidiyo, biyu VGA D-sub 15-fil (shigar da kwamfuta), ɗaya tashar cibiyar sadarwa RJ-45, daya tashar tashar RS-232C, daya-duba-D-sub 15 -pin, daya USB Type A, da kuma daya kebul Type B.
Idan ba ka tabbatar da bambance-bambance a tsakanin tashar A A da kuma Type B na USB ba, a nan akwai darasi mai zurfi da tsabta akan bambancin tsakanin bayanai guda biyu: Rubutun A yana kama da rectangle kuma shine irin da zakayi amfani da shi ƙwaƙwalwar ajiyar (wanda ake kira ƙwaƙwalwar ƙwaƙwalwa mai ɗaukar hoto) Nau'in B na iya bambanta, amma sau da yawa yana kama da square kuma an yi amfani dashi don haɗin sauran na'urorin haɗin kwamfuta.
Saboda PowerLite 1955 yana da mai haɗa nau'in A, ba za a buƙaci ka yi amfani da kwamfuta don gabatarwa ba. Zaka iya adana fayilolinka akan ƙwaƙwalwar ajiya ko rumbun kwamfutarka, haɗa shi zuwa mai samarwa, kuma ci gaba.
Ikon
Ana amfani da wutar lantarki na 1955 a 353 Watts a Yanayin Hanyar. Wannan ya fi yadda 1945W ya kasance, wanda za'a sa ran shi saboda yanayin da zai iya aiwatarwa.
Tsaro
Kamar mafi yawan, idan ba duka ba, mabudin Epson, wannan ya zo tare da tanadin rufewar Kensington (wata hanyar da aka samo don amfani tare da tsarin kullun shahararren Kensington). Har ila yau ya zo tare da maɓallin yalwace kalmar sirri.
Lens
Da ruwan tabarau na da zuƙowa mai gani. Wannan labarin daga shafin yanar-gizon Camforder na About.com ya kwatanta bambancin dake tsakanin zane-zane da zane-zane.
An tsara yanayin zuƙowa a 1.0 - 1.6. Wannan daidai ne da sauran.
Garanti
An ba da garanti mai iyaka shekaru biyu ga mai samar da na'urar. Fitilar yana cikin garantin 90-day, wanda shine mahimmanci Mafarin lantarki ma an rufe shi a karkashin shirin Epson na Road Service, wanda ya yi alkawarinsa don zuwan jirgin ruwa mai sauyawa - kyauta - idan wani abu ba daidai ba ne da naka. Da kyau bugawa, wannan yana kama da kyakkyawan alkawali ga masu amfani da hanyoyi. Akwai zaɓi don sayen ƙarin ƙarin tsare-tsaren sabis.
Abin da Kayi Get
Ciki cikin akwatin: mai sarrafawa, kebul na USB, kewayawa zuwa VGA, iko mai nisa tare da batura, software da kuma CDs masu amfani.
Za a iya amfani da nesa a nesa har zuwa 11.5, wanda ƙananan ƙafa ya fi guntu fiye da mafi yawan masarufi Epson. Ƙananan fasali na ayyuka masu biyowa: Yanayin launi, haske, bambanci, tint, saturation na launi, kaifi, siginar shigarwa, daidaitawa, bincike na tushen, da Shirya Allon. Wannan yanayin na karshe yana ba masu amfani damar nuna abun ciki daga asali daban daban a lokaci guda.
Baya kawai Shirya Allon, PowerLite 1955 yana haɓaka kayan aiki na Multi-PC na Epson, don haka zaka iya nunawa fuska hudu a kwamfuta a lokaci ɗaya. Ƙarin fuska za a iya ƙara da kuma sanya a yanayin jiran aiki.
Wannan PowerLite 1955 yana inganta gyaran maɓallin dutse na atomatik, da kuma fasaha na "Quick Corner" wanda ke ba ka damar daidaita kowane kusurwa na hoto kai tsaye.
Har ila yau, an gina shi a cikin Rufe Captioning, kuma Epson ya haɗa da fasahar sarrafa fasaha da yawa wadanda ake nufi don inganta ayyukan bidiyo, irin su Faroudja DCDi Cinema.
Farashin
The PowerLite 1955 yana da $ 1,699 MSRP, wanda yake daidai da 1945W. Kodayake yana da lambar ƙimar lumen mafi girma, har yanzu za ku so ku tsaya tare da 1945W idan kuna buƙatar wannan damar dubawa.