Ilensi ye-AF-S Nikkor 500mm f / 4E FL ED VR emenyezelwe nguNikon

UNikon ususile okusongelwe yi-AF-S Nikkor 500mm f / 4E FL ED VR super-telephoto prime lens ezoletha ikhwalithi yesithombe nokuthuthuka kwe-autofocus kuqhathaniswa nesizukulwane esedlule.

Omunye wemikhiqizo ebekwe ngumsakazo wamahemuhemu wesimemezelo sasehlobo sika-2015 kwakuyilensi entsha engu-500mm f / 4 evela kuNikon. Izinkulumo zokuhleba seziphenduke into yangempela njengoba umenzi waseJapan wethule ilensi ye-AF-S Nikkor 500mm f / 4E FL ED VR yamakhamera we-FX-format DSLR amakhamera.

Ilensi entsha sha yeNikon 500mm f / 4E FL ED VR ilula ukwedlula eyandulelayo, ngenkathi inikeza ikhwalithi ephezulu yezithombe kanye nobuchwepheshe obuthuthukisiwe be-autofocus kubathwebuli bezithombe abangochwepheshe ekufuneni leyo "shot shot".

UNikon uthembisa ukuletha ikhwalithi yesithombe ephezulu nokusebenza kwe-autofocus kwezilwane zasendle nabathwebuli bezenzo ngelensi ye-AF-S Nikkor 500mm f / 4E FL ED VR.

Ilensi ye-AF-S Nikkor 500mm f / 4E FL ED VR ivezwe ngesisindo esehlisiwe nokusebenza okwandisiwe

Ukukhishwa kwabezindaba kwelensi ye-AF-S Nikkor 500mm f / 4E FL ED VR kushiwo ukuthi ilensi yenzelwe ama-DSLR anezinzwa zesithombe ezinokucaca okuphezulu. I-optic izohlinzeka ngezibhamu ezisezingeni eliphakeme zezilwane zasendle nezihloko zezemidlalo.

Kufakwe i-fluorite element ekucushweni kwangaphakathi ukuze kuncishiswe isisindo se-optic sibe ngama-3,080 gram / 6.8 lbs kusuka kuma-3,880 gramu / 8.5 lbs wesandulela sayo nokwandisa ikhwalithi yesithombe ngasikhathi sinye.

Ngaphezu kwalokho, i-lens isebenzisa i-diaphragm ye-electromagnetic, okusho ukuthi ukuvezwa kuzohlala kunjalo lapho usebenzisa ikhamera ngemodi yokuqhuma kwejubane elikhulu. Uhlelo lwe-autofocus seluthuthukisiwe ukuze lunikeze ukugxila okusheshayo nokunembe kakhudlwana.

Zonke lezi zithuthukisi zisho ukuthi abathwebuli bezilwane zasendle nezenzo bazokwazi ukuthwebula izithombe ezisezingeni eliphakeme kalula nangesixazululo esilula kunabancintisana nabo. Lokhu kuvumelekile ezimeni ezinokukhanya okuphansi, njengoba uhlelo Lokuncishiswa Kwe-Vibration luhlinzeka ngezitimela ezine zokuzinzisa.

Ishadi le-MTF le-lens entsha ye-AF-S Nikkor 500mm f / 4E FL ED VR telephoto lens.

UNikon udedele ilensi yaso eyi-super-telephoto prime ngenani lentengo eliphakeme ngalo Julayi

Ilensi ye-AF-S Nikkor 500mm f / 4E FL ED VR inezinto eziyi-16 emaqenjini ayi-12 anezakhi ezintathu ze-ED (Extra-Low Disersion) nezinto ezimbili ze-fluorite. Le lens ephezulu kakhulu enikela nge-f / 4 ephezulu, kuyilapho ukusethwa okuncane kumi ku-f / 22. Imbobo iqukethe i-diaphragm eyindilinga eyizi-9.

I-optic ineNano Crystal Coat kanye ne-fluorine coating. Owokuqala uphakamisa ikhwalithi yesithombe ngokunciphisa ukuphefumula nokuvutha, kuyilapho okwamuva kwenza ilensi ibe lula ukuyihlanza njengoba igcina ukungcola nama-smudges kutholakala.

Ibanga laso lokugxila limi kumamitha ayi-3.60 futhi indlela yokugxila ingaphakathi, ngakho-ke into yangaphambili ayinyakazi. Isikali sebanga kanye nendandatho yokugxila mathupha iyatholakala kulensi.

Isisindo esincishisiwe nokusebenza okwandisiwe kuza ngezindleko, njengoba ilensi izobiza u- $ 10,299.95 lapho izotholakala ngoJulayi. I-ode ngaphambili manje nge-Amazon, ethembisa ukuthumela leyo nto ngoJulayi 18.