Ua rau kiv taub hau thaum hnav looj tsom iav dub
Yog hais tias lub looj tsom iav dub xav tias kiv taub hau, nws yuav tshwm sim los ntawm kev nruj ntawm lub tuam tsev, lub siab tshwm sim los ntawm qhov tsis xis nyob ntawm lub qhov ntswg, los yog qhov tsis sib xws ntawm lub sphericity, prism thiab lwm yam tsis zoo ntawm lub lens nws tus kheej. Hais txog cov yeeb yuj tshwm sim ntawm lub lens, hauv txoj cai, nws tsis muaj dab tsi ua rau kiv taub hau, tab sis nws yuav ua rau pom kev tsis zoo. Yog vim li cas rau cov xim yuav yog qhov teeb meem ntawm cov khoom siv tes ua thaum lub lens raug txhaj tshuaj los yog qhov teeb meem ntawm cov degree ntawm cov kua. Nquag, peb cov tsom iav yog tag nrho los ntawm Tuam Tshoj39; s siab txo qhov kawg kev tsom iav manufacturers, thiab lawv yog Taiwanese tuam ntxhab nrog keeb kwm ntev. Nws yuav tsum yog qhov zoo rau kev tswj hwm hauv qhov kev hwm no, tab sis qee zaum nws yuav yog qhov kev zam uas yuav muaj qhov tshwm sim tsis zoo. Tom qab tag nrho, nws 39; yog tag nrho phau ntawv ua haujlwm. Cov looj tsom iav dub uas muaj ntau dua 8 khoov kuj tseem muaj qib, uas tuaj yeem ua rau kiv taub hau. Ntxiv: Feem ntau ntawm cov ces kaum ntawm lub qhov ntswg pads yog adjustable, kiv taub hau kuj yog heev uas yuav tsis tsim nyog looj tsom iav dub, koj yuav tsum tsis txhob hnav lawv.
