4K lo ntsiab muag yog qhov kev xaiv nrov rau lub koob yees duab tsheb vim lawv lub peev xwm daws teeb meem siab, uas tuaj yeem muab cov duab ntxaws ntxaws uas yog qhov tseem ceeb rau kev nyab xeeb thiab kev nyab xeeb. Cov lo ntsiab muag no tau tsim los ntes cov duab ultra-high-txhais (UHD) nrog kev daws teeb meem ntawm 3840 x 2160 pixels, uas yog plaub npaug ntawm qhov kev daws teeb meem ntawm Full HD (1080p).
Thaum xaiv 4K lens rau lub koob yees duab tsheb, nws yog ib qho tseem ceeb uas yuav tau xav txog yam xws li focal length, aperture, thiab duab stabilization. Focal ntev yog qhov kev ncua deb ntawm lub lens thiab cov duab sensor, thiab nws txiav txim siab lub kaum sab xis ntawm qhov pom thiab qhov loj ntawm daim duab. Aperture yog hais txog qhov qhib hauv lub lens uas lub teeb dhau mus, thiab nws cuam tshuam rau lub teeb uas ncav cuag cov duab sensor.
Cov duab stabilization kuj yog ib qho tseem ceeb rau cov koob yees duab tsheb, vim nws pab txo qhov muag plooj tshwm sim los ntawm lub koob yees duab co lossis vibrations ntawm lub tsheb. Qee qhov 4K lo ntsiab muag muaj cov duab ua kom ruaj khov, thaum lwm tus yuav xav tau cov kab ke ruaj khov.
Tsis tas li ntawd, nws yog ib qho tseem ceeb uas yuav tau xaiv lub lens uas ruaj khov thiab tiv taus qhov hnyav ib puag ncig, xws li plua plav, noo noo, thiab kub heev. Qee lub 4K lo ntsiab muag tau tsim tshwj xeeb rau kev siv hauv kev siv tsheb thiab tej zaum yuav muaj cov txheej txheem tshwj xeeb lossis cov khoom siv los txhim kho lawv cov kav ntev thiab kev ua haujlwm.
Zuag qhia tag nrho, xaiv txoj cai 4K lens rau lub koob yees duab tsheb yuav tsum tau ua tib zoo xav txog ntau yam, suav nrog kev daws teeb meem, focal ntev, aperture, duab stabilization, thiab kav ntev. Los ntawm kev siv lub sijhawm los xaiv lub lens zoo rau koj cov kev xav tau tshwj xeeb, koj tuaj yeem xyuas kom meej tias koj lub koob yees duab tsheb muab cov duab meej, zoo tshaj plaws rau kev txhim kho kev nyab xeeb thiab kev nyab xeeb.