Indlela ukukhetha zizibonakude kunye nobuchule?

Ngoko ke ndigqibe ekubeni abe umnini abonwabileyo zizibonakude ukuze bakwazi ukuvavanya kolundi okanye ubukele nje indalo, okufumanayo ngayo ezikude kakhulu. Kodwa ukuba ukhethe njani zizibonakude inqanaba ukuba nigqibelele ezingafanelanga kuba wena uya kuboniswane ngokupheleleyo uxanduva lwayo yonke? Ukuze wenze oku, kufuneka ufumane isixhobo elungileyo enombala, nto leyo eya kuba luncedo kakhulu kuwe ngayo nayiphi hambo. A pair olungileyo zizibonakude Ndokukhonza ngokuthembeka kangangeminyaka emininzi, yaye zibonelela ngemeko-kelelo elihle kunye nomfanekiso ocacileyo mfanekiso. Indlela ukukhetha zizibonakude inqanaba eyayiza kuba kungqinelane neemfuno ukuba inyanzelise kuyo? Namhlanje siza kuzama ukuba ziqaqambise ibalulekileyo i parameters ekufuneka ilandelwe xa ukhetha isixhobo yodidi oluphezulu.

1. Ukukhetha umenzi. Kufuneka wazi ukuba ukukhetha nomvelisi ubugcisa bokubona kufuneka efana ngokusondeleyo kakhulu, kuba le ndawo luphawulwa yokuntsonkotha eliphezulu kwimveliso. Kungenxa yoko le nto kukho kufuneka inikwe iinkampani jikelele ezifana Canon, Olimpus kunye nabanye. Noko ke, abalimi zasekhaya akukho mfuneko yokuba ulahle umva, kuba iinkampani ezininzi sisaxakekile kwimveliso yezixhobo ezikumgangatho ophezulu enombala, nto leyo ngokwemiqathango umgangatho mbi akukho ngaphezu brand yaseYurophu jikelele. Ngoko ke, umzekelo, i-zizibonakude Belarusian athandwa kakhulu phakathi abemi abazalwana bethu, njengoko imifuziselo inokuthenjwa, ezo kakuhle iimeko nokunyuka kunyanyezelwa.
2. Ukwandisa okanye ubuninzi ifowuni. Le parameter imele umlinganiselo phakathi ubungakanani into ethile ukuba babone ngeliso lenyama nokuba umfanekiso sikwazi ukubona kwekhamera. Ngokuqhelekileyo, le ubuninzi zizibonakude aguquguquka ukusuka 3 ukuya 22x ngendlela ezininzi, kuxhomekeke koko yahlulwe ukwanda amancinci, aphakathi kunye esikhulu cell phones.
3. Ubukhulu be lokungena nokuphuma abafundi. parameter kunokuba kakhulu ochaphazela amandla okudlulisela umfanekiso zizibonakude kwindawo emnyama. Ngapha koko, ukuba ukhethe zizibonakude ngayo, ukuba asazi inqanaba kwimbono semitha ukukhanya? Ukumakishwa kwe-sangqa yokungena umfundi aya kukunceda ukhethe i pair elungileyo zizibonakude, leyo nkqu kwimozulu embi uyakwazi ukubona iinkcukacha omhle into. Ngenxa lens okusuka we-40 mm kwakwanele.
4. I-engile ngayo kunye umda ngokwesigqibo zizibonakude. Lo mmandla kwendawo leyo avavanywa egumbini, kulinganiswa ngokwamazinga, kwaye oko yinto engile ukubukela. Ngokumalunga umda isigqibo, olu phawu kuchaphazela umgangatho umfanekiso zonke iinkcukacha.
5. transmittance. Kufuneka kukhunjulwe ukuba lens ngamnye has ukukhanya ebonisa ipropati, ngenxa okubonisa nama-5% ukukhanya kwimveliso. Ukuba sicinga ukuba isibini elungileyo zizibonakude kufika ku 10-12 lens, kunokwenziwa isigqibo sokuba siphulukana ukuya kwi-50% yenani lilonke reyi ukukhanya. Ukuba ucinga ukuba ukukhetha indlela zizibonakude okuzingela, ngoko kufuneka ziwuthathele ingqalelo lo parameter ezibalulekileyo kuthenga zizibonakude kunye ukutyabeka ekhethekileyo anti-ekhanyayo.
6. System kwaye focus uluhlu. Indlela ukukhetha iindondo ukuba singakunika umfanekiso ezikumgangatho ophezulu, nto leyo eya kuba efanelekileyo kuwe. Kukho izithuthi kunye hlengiso ngaxeshanye omabini lens - Central, kwakunye ingqalelo inkqubo ehlukeneyo, nto leyo eya kuba luncedo kwabo bantu zinamehlo buthathaka noko.

Ukongeza kufuneka sinikele ingqalelo ubunzulu yasendle, ukukhanya isizalwane kwaye ubukho izinto aspherical. Fundisisa iinkcukacha kunye nokwazi ukusebenza babo, uya kukwazi ukusondela elumkileyo business uxanduva enjalo, ukhetho zizibonakude ezikumgangatho ophezulu.