Lens Canon EF 135 mm f / 2l USM ukuthatha iingcamango unique lokushicilela

Nayiphi nokufota zobungcali semi-yobungcali engahlawulwayo, yaye ngokufuthi phezu SLR camera mihla lwenziwa ngoncedo lens elungileyo. Camera Canon Kucetyiswa ukuba bathenge iilensi evela kwinkampani enye. ukurekhoda umgangatho kuxhomekeke kwizinto ezininzi. Eli nqaku sijongana f lens Canon EF 135mm / 2l USM, leyo ondiqinisileyo ngokwayo phakathi amateurs.

iimpawu Jikelele lens

A photographer olungileyo uya kuphatha izixhobo kuphela ezikumgangatho ophezulu, njengoko nguye oya ivumelane kuye. In search of yokusebenza uncedo. Kakade ke, amanani mfundi kunye engahlawulwayo kwi parameters, kuthiwa nto. Ingakumbi aba bantu ziya kuba yeyona zifikeleleke ichaza zonke izinto. Canon EF lens 135 ine mpawu zilandelayo:

• Uhlobo Lens - iTelephoto. Kuyinto efanelekileyo ukudubula naziphi na izinto bakude photographer. Umzekelo, kukho umoya show, bala, ekonsathini. Kufuneka kuqatshelwe ukuba le into ulilungu esingatshintshiyo, oko kukuthi ukutshintsha ayikwazi kuba ubude. Ngoko ke, into leyo kwisakhelo njengoko kuyimfuneko, kuya kufuneka ukubaleka kufuna kwindawo elungileyo.
• rasstonie Focal - 135 mm. Kuyinto la manani zibonisa kufuneka akude kangakanani ukuba ube nento izinto kuyacetyiswa ukuba ukuthatha imifanekiso. Ixesha elide Umgama focal, ngokuqina into egumbini inyuswe. "ITelephoto" kunye ubude zizityalelo 400 mm nako ukudubula nkqu yimingxuma eNyangeni. Yonke ngezantsi 100-120 mm, inxulumene iTelephoto (ngaphandle lenses zoom).
• Imbobo - F2. Le parameter kubaluleke kakhulu ukuba thatha, ingakumbi kumagumbi kunye nemozulu embi. Yintoni na le ndlela? Imbobo. Beginners ziya kubonakala ukuba ngakumbi F, ngcono. Eyona nto yenza oku impazamo. Ukuba beso ukusebenza lens kuba mkhulu-2, ngoko ke izakhelo basoloko mgangathweni, kubalulekile ukusebenzisa i-flash elongezelelweyo. Kuba yemifanekiso engenamkhethe zemozulu kwaye ukulungele lens kunye F 3,5-4. Lens Canon EF 135mm f / 2l USM yenza kube lula ukuqhuba uvavanyo naphi na, kuba umngxuma yayo ivumela kuyo.
• Ukulungisa - Canon EF. Ukuba uthenga lens Canon kuphela, ngoko entengo akuyomfuneko. Kodwa kwisifundo kwaye ukhetho lens ezinye iibrand (yiSigma, Tamron, Zeiss kunye nabanye) kuya kufuneka ukuba baqwalasele ngenyameko oko lwecamera yenzelwe. Kukho enyenyisa izinto Canon, xa kwi "isidumbu" i uhlobo beqwalasele EF-M.
• Ukuxhomekeka - apho. Le parameter ebaluleke kakhulu. Ngaphandle kwalo, awukwazi ngokuqhelekileyo uthabathe imifanekiso iingcali. Ukungabikho AF kunokuba sentuthumbo. Ezintanjeni nangoko khumbula ngobhalo kungenzeka makaqonde ukuba uzama ukulungisa ugxininiso - ukuba kunjalo, yintoni ungajonga khona inaliti esitoreni ingca eyomileyo.

Ngokubanzi, malunga Canon EF 135 kuthiwe ukuba lens egqibeleleyo naziphi na iimeko ukudubula. Awukwazi sikhathazeke ngoko igumbi kuza kufuneka ukukhanya engaphezulu. Kwi camera, ungasebenzisa izicwangciso manual ngaphandle flash.

ongakhetha sokudubula

Zonke lens komsebenzi eziyimfuneko optical. Kodwa umthetho, ukuba zihlobene. Ngokomzekelo, omnye lens ebanzi-engile kunye nobude zizityalelo 18 mm angela mkhulu ngokwaneleyo, kwaye "iTelephoto" zinamandla - kwelincinane. Canon EF lens 135 mm na ezi mpawu zilandelayo:

• Ukubukela engela - ^18. ITelephoto, eli nani lincinane. Umzekelo, ngokuba lenses enkulu kunye ubude encinane ebalulekile i-engile kakhulu, kusenokwenzeka ukuba ifoto iqela elikhulu lobuhlobo, indawo enhle. A lens iTelephoto lo mhlaba lonke akayi kuvuthela, kwanokuba umgama kuya kuba imithi ezintathu iKrismesi kunye nemithi ezinde ngapha nangapha.
• Focus umgama -. 90 cm kufota macro apho ekuvumela ukuba kutolwe izinto ezincinane, izinambuzane kwi iintyatyambo, unomathotholo, iqhwa. Kodwa umgama ekugxilwe kuzo izinto ezinjalo kufuneka ibe ngaphantsi kakhulu kwe-90 cm. Vele ubeke, "tele" ayenzelwanga ukufaka izinto ezincinane nezinambuzane.

lweenkcukacha zangaphandle

Isimanga, kodwa unomdla kuphela parameters lwangaphandle ukwenzela ukufumanisa ubukhulu, imodeli cover camera kunye lens Canon EF 135 kwaye, kakade, xa kukho sele ibhegi okanye iphethe kunjalo, eyona nto ibalulekileyo ukuze yonke.

iimpawu yangaphandle zibandakanya:

• Thread bepali wemibala lokucoca - 72 mm. Olu khetho kuyimfuneko ukuze
• bathenge izihluzi abongeziweyo ilens, kwakunye ukhuseleko olutsha yokhuselo, ukuba sokuqala silahlekile okanye ezaphukileyo.
• Imilinganiselo - 82,5 mm ububanzi, 112 mm - ubude. Amaxesha amaninzi ukunikela ingqalelo ubude ilens ukufumanisa engxoweni okanye ngubo umboko ngenxa lwecamera. Abasetyhini kunye namantombazana uyabaphazamisa ukubukeka ungamangali, ukuba uphawula lens enkulu, sizimisele kangako ukuba Idizayini.
• Weight - 750 grams. Le ngongoma ikwasebenza abagada abaza kusebenza kunye oomatshini enzima, bamgcine ezandleni ethe-ethe. Kumele kukhunjulwe ukuba ukuvuselelwa ubunzima elipheleleyo 'izidumbu kunye nenjongo "kufuneka ingqalelo, kungekhona into nje enye.

unemihlaba eyongezelekileyo

• Cuke motor - iyafumaneka. Kakade ke, ukuba ukho, ekubeni kukho intsebenzo ukuxhomekeka.
• Lwangaphakathi ugxininisa - apho. Iqela lens ihambisa ngaphakathi ilens, khon 'ukuze lo mfanekiso kucaca.
• Inani leqela / ilungu - 10/8. Oku malunga lens amaqhina oqhagamshelwano kunye eyahlukileyo.
• Eli linani leziqalelo eliphantsi-eziziintsali - 2. Ezi zinto ukuphelisa bands eziluhlaza-nemfusa kumda wesifundo kunye nemvelaphi (aberration chromatic).
• Inani iincakuba uvalo - 8. I ngakumbi, ngcono. Le lens yenza i entle bokeh (background iimvakatjhi). Esiqwene uvalo zenze isangqa ngasemva, nto leyo ibaluleke kakhulu xa uthatha ekumeni, close-up.

Uhlaziya abanikazi happy

Uninzi abasebenzisi zahlulwe emibonweni yemivuyo lokudubula ngoncedo Canon EF Lens 135. Ukubuyekezwa aseleyo ubukhulu becala HIV. Sathi sakuchaza ngaphambili ukuba ilens iTelephoto yenzelwe ukuthatha imifanekiso izinto ezikude, kodwa Canon EF 135 ugqibelele ukuba imifanekiso. abafoti abaninzi bhala ukuba nkqu umfanekiso nje uba wobugcisa. Ipeyinti, umbala, isimbo - zonke zobungcali entle. Le lens ufezeke kwiinkalo zonke.