Sha'awa,Digital daukar hoto

Yadda za a zabi wani Semi-sana'a kyamara? Muhimman fannoni a zabi na Semi-sana'a kyamara

Photo - mai ban sha'awa motsa jiki, yana taimaka mana kama da mafi ban sha'awa lokacin rayuwa da kuma bayyana ta hanyar hotunan da yanayi da kuma jihar hankali. Domin da yawa masu daukan hoto - shi ne mai sana'a, amma ga wasu - sha'awa, amma a wani hali da hoto ne ko da yaushe daya daga cikin art siffofin. Kuma idan ka zabi wani fiye ko žasa tsanani magance dijital daukar hoto, sa'an nan na farko kana bukatar ka ci gaba da zaɓi na mai dace da wannan kyamara. Saboda sana'a kyamarori masu tsada, da kuma ga wadanda suka za a tsunduma a mai son shan wani hoto, kawai ba bukatar, don wannan dalili ya fi dace Semi-sana'a kamara. Duk da haka, shi ne ba musamman, amma m da m ra'ayi. Yanzu ka san abin da ake nufi da kuma yadda za a zabi wani Semi-kamara.

A Semi-sana'a kyamara shi ne daban-daban daga "Sabulu"?

Wannan rukuni na kyamarori da aka tsara don mutanen da suke da kadan damar zama misali "Sabulu", amma wanda ba za su yi amfani da kamara kasuwanci dalilai, cewa shi ne yin aiki a cikin studio.

Da farko, wannan kyamara da aka bambanta da da ikon da hannu daidaita da ISO ji na ƙwarai, cewa shi ne, matakin ji na ƙwarai daga matrix, da Iris iko capabilities da kuma daukan hotuna, manual mayar da hankali. Bugu da kari, wadannan kyamarori za a iya hannu kafa fari balance. Kamar yadda a duk Semi-sana'a kyamarori, sabanin al'ada "Sabulu", yana yiwuwa ya canja ruwan tabarau. Daya daga cikin hukunci dalilai a yankan shawara da kamara zuwa zabi wani wasan kusa, a dama ruwan tabarau na wani iri, wanda ya fitar da kyamarori. A yadda wide shakatawa kimiyyan gani da hasken wuta a cikin wani kamfanin da kuma yadda wannan kimiyyan gani da hasken wuta ne samuwa ga mai saye, da kuma iya dogara a kan zabi na kamara.

Mene ne ISO, rufe gudu da kuma budewa?

Idan kana so ka bi daukar hoto da kuma har yanzu ba su fuskanci tare da wadannan Concepts, sa'an nan ku haƙĩƙa bukatar mu san abin da shi ne. ISO - ne matakin na ji na ƙwarai daga cikin matrix kamara. A mafi girma da daraja, da hakan ji na ƙwarai, amma a mafi girma dabi'u na popping amo (Stock m jam'i na launin pixels). Saboda haka yana da kyau idan zai yiwu a kauce wa ma high ISO saituna a low haske, compensating for low haske ta tsawon kwanakinka da daukan hotuna. Kafin ka zabi wani kamara kuma wani wasan kusa dana karshe hukunci da abin da za ka saya wannan model, har zuwa yiwu ganin hotuna dauka tare da wannan kyamara model high da ISO saituna, yayin da kimantawa da matakin na amo a cikin hoton.

Exposure - da adadin lokaci a lokacin da bawul tsakanin ruwan tabarau da kuma kamara matrix da aka bude. Wannan tazarar lokaci na iya zama daga 'yan kasarun adadi na biyu zuwa dama seconds. TAMBAYA daga adadin haske dogara, wanda zai yi lokaci don samun zuwa matrix. Amma kuma dogon daukan hotuna na iya haifar da Heart hotuna, domin kauce wa wannan, shi ne kyawawa in yi amfani da taži.

Budewa - a na'urar a cikin ruwan tabarau kunshi petals. Shi ne iya bude da kuma boye a baya. Lokacin budewa a matrix samun karin hasken rana, don haka ba za ka iya isar da wani sauri rufe gudun. Har ila yau, yadda bude da diaphragm dogara zurfin filin (DOF). Idan diaphragm ne bude, da zurfin filin zai zama kasa idan ya rufe - more.

Features DSLR

Saboda haka ake kira "reflex" - kamara, wani madubi na'urar da ake amfani da, cewa sunan ya ɗauka. An located a gaban matrix a wani kwana arba'in da biyar da darajõji, kuma hidima ga tura hoton daga cikin ruwan tabarau kai tsaye a cikin viewfinder, a cikin abin da za ka duba. Wannan hoton da aka inverted, don haka akwai kuma pentaprism, wanda reverses Hoton nuna daga cikin madubi zane SLR.

Akwai kuma "LayvVyu" Yanayin SLR kyamarori, wanda ba ka damar nuna maka wani image a kan kamara ta kananan allo. Idan ba ka yi nufin amfani da na gani viewfinder, domin ka fi son ka dauki hotuna, mayar da hankali kan allon, madubi a cikin kyamara ba zai zama a gare ku zuwa yi wani aiki.

A samar da irin wannan kyamarori tsunduma a da yawa kamfanonin, cikin shahararrun daga gare su - shi ke nan "Canon" da "Nikon". A amsar wannan tambaya game da abin da irin wani Semi-ruwan tabarau reflex kamara zuwa zabi zai dogara ne a kan kudi damar da dandani kuma fifiko. Lokacin da zabar wani kamara shiryar da yadda dadi ya ke a hannunsa, har zuwa akwai wani m menu kuma button layout, da sauransu. D. Kuma, ba shakka, a kan ingancin images. Za ka iya yi kamar wata gwajin Shots daga daban-daban kyamarori a cikin shagon, sa'an nan dubi babban allo, wanda shi ne mafi alhẽri. A cikin Hadakar nuni da kamara don kimanta ingancin da hotuna ne quite wuya.

tsarin kyamarori

System (ko, kamar yadda aka kira su, mirrorless) kyamarori - kamara, a cikin abin da babu wani madubi da kuma pentaprism, daidai da, akwai wani Tantancewar viewfinder. Daga sauki "shoot kyamarori" suna bambanta da gaban dukan da kyamarori manual saituna, da ikon canza ruwan tabarau, da ya fi girma cikin jiki da size da matrix. Shi ne daga wannan ya dogara da girman da ingancin daga cikin photos. The fi girma da matrix, da karin high quality-images za ka iya samun a low haske, da ƙasa da za a yi a wannan amo. Saboda haka, ko idan ka zaɓi "Sabulu" da fari ya kamata kula ba da adadin Megapixels, da kuma jiki size na matrix ko a kan amfanin gona factor. Furfure factor - mai daraja wanda ya nuna yadda girman da matrix ne kasa da cikakken-frame size (35h24 mm). Alal misali, amfanin gona factor na 2 yana nufin cewa matrix amfani da kamara, a 2 sau karami fiye da total frame size. Yau, kyamarori da cikakken-frame matrix ne rare da su masu sana'a, a Bugu da kari, su ne, ba shakka, sun daga darajar.

A tsarin har yanzu kyamarori kullum yana amfani da wani matrix 17,3h13 mm size, Ina nufin 3x4 inci. Furfure factor daidai biyu. Kadan amfani matrix amfanin gona factor na 1.5, Ina nufin wannan size kamar yadda a cikin SLR kyamarori. Kyamarori, irin matrices ake kullum samar da "Sony" - yana daya daga cikin rare masana'antun na mirrorless kyamarori.

Shi ne kuma mafi yawan sanannun masana'antun mirrorless kyamarori ne "Olympus" da "Panasonic".

gidaje

Saboda haka yadda za a zabi wani Semi-sana'a kamara, kuma kana so mai kyau quality, tabbata a kula da ingancin da roba abu na jiki. Har ila yau, da gidaje iya zama karfe - yana da mafi kyau. Tabbatar da duba tare da kyamara a cikin shagon da ka bukatar ka latsa duk mashiga zuwa tabbatar suka aiki da kyau da kuma ba ya nutse.

Saboda haka yadda za a zabi wani Semi-sana'a kyamara - wani aiki alhakin, za ka iya samun mai amfani reviews game da wani kamara model cewa hankalin ka (kafin ka saya da shi).

Duba matrix kamara kafin sayen shi

Yanzu da ka riga san yadda za a zabi wani Semi-kamara, kuma ba za ka iya zuwa store. A lokacin da ka riga sun zaba cikin model cewa ka so, to duba ingancin ta taro, shi ne ya rike da wani kananan gwajin - duba ga kasancewar wani matrix kyamara karya da kuma zafi pixels. Broken - wadanda pixels da suke inoperative da kuma ba su amsa ga haske, su ne farin batu. Hot - kuma m pixels, wanda suke ko da yaushe na wani launi.

Don gwada da bukatar kashe flash, rufe ruwan tabarau na kamara kuma yi kamar wata Shots a daban-daban exposures. A wannan hanya, mafi ƙasƙanci ISO saitin ya kamata a kafa, matsakaicin image ƙuduri da amo-warware aikin da aka kashe. Yanzu muna bukatar ganin wadannan hotuna a kan babban allon.

Idan akwai hotuna cikin sharuddan launi daban-daban - da matrix da aure, kamar yadda shi ne sosai zafi da matattu pixels. Su za su kasance a duk, ba tare da togiya, images kama da wannan kyamara, musamman m idan sun kasance a cikin cibiyar. Idan photo ne gaba daya baki, za ka iya amince dauki wannan misali.

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