Magalasi otsika opotokandi mtundu wapadera wa magalasi ojambulira zithunzi ndi zithunzi zowoneka bwino. Amadziwika ndi kuthekera kochepetsa kapena kuchepetsa kusokonekera panthawi yojambulira zithunzi, motero amapereka zotsatira zenizeni, zolondola komanso zachilengedwe. Nthawi zambiri amagwiritsidwa ntchito m'magawo omwe amafunikira kulondola kwambiri kwa zithunzi.
1.Kodi mapangidwe apadera a magalasi otsika kupotoza ndi ati?
Magalasi osasinthasintha nthawi zambiri amagwiritsa ntchito mapangidwe apadera a magalasi ndi zipangizo zowunikira. Kapangidwe ka magalasi aka kangathandize kuti mizere yowongoka pachithunzichi ikhale yowongoka komanso yozungulira ngati mabwalo, motero kupeza chithunzi chenicheni komanso cholondola.
Pakupanga kwa kuwala, mfundo zotsatirazi ndizofunikira kwambiri pakupanga magalasi otsika kupotoza:
(1)Kusankha zinthu
Sankhani zipangizo ndi zigawo zomwe zili ndi mawonekedwe abwino kwambiri, monga magalasi apadera a aspherical, magalasi ophatikizika, ndi zina zotero, kuti muchepetse zotsatira za kufalikira, kusintha kwa chromatic, ndi zina zotero pa kusokonekera kwa dongosolo la kuwala, potero kukonza luso la kujambula la lens.
(2)Kapangidwe ka kuwala
Pakupanga, ndikofunikira kuganizira bwino ndikukonza zizindikiro za magwiridwe antchito a lens, monga resolution, optical distortion, dispersion, chromatic aberration, ndi zina zotero, kuti muchepetse kapena kuthetseratu kusokonekera, kuti mupeze zotsatira zabwino kwambiri zojambulira.
Nthawi yomweyo, pangani kapangidwe ka lenzi ndi dongosolo la zigawo, kuphatikizapo chiwerengero, kupindika, malo ndi magawo ena a lenzi. Kapangidwe koyenera ka kapangidwe kake kangathandizenso kuchepetsa kusokonekera.
Magalasi otsika opotoza amapereka chithunzi chenicheni
(3)Njira zolipirira
Pangani ndi kuwonjezera zinthu zapadera zolipirira kuti mukonze zolakwika zomwe sizili bwino, monga magalasi a aspherical, magalasi a gradient refractive index, ndi zina zotero. Zinthuzi zimatha kukonza mitundu yosiyanasiyana ya zolakwika ndikukweza luso la kujambula la lens.
2.Kodi ndi zinthu ziti zomwe zimaoneka bwino kwambiri za magalasi otsika kupotoza?
Poyerekeza ndi magalasi wamba,magalasi otsika opotokaali ndi zinthu zabwino kwambiri izi:
(1)Mzithunzi zenizeni kwambiri
Magalasi ocheperako amatha kupereka zithunzi zolondola komanso zenizeni, kupewa kupindika kapena kupotoza m'mphepete mwa chithunzicho, zomwe zimapangitsa chithunzicho kukhala chomveka bwino komanso cholondola.
Chithunzi cholondola popanda kusokoneza
(2)Kuchita bwino kwa kuwala
Magalasi otsika opotoza zinthu amagwira ntchito bwino m'mawonekedwe osiyanasiyana a kuwala, monga kuthekera kowongolera mawonekedwe, kufalikira kwa kuwala ndi kusintha kwa chromatic, zomwe zimapangitsa kuti m'mbali mwa zithunzi mukhale omveka bwino komanso kuti tsatanetsatane wake ukhale wowala, pomwe akukweza luso lopanga mitundu, zomwe zimapangitsa kuti mitundu ya zithunzi ikhale yolondola komanso yeniyeni.
(3)Kuwona bwino komanso kuthekera kokonza mawonekedwe
Magalasi otsika opotokandi opangidwa mwaluso kwambiri ndipo amatha kukonza bwino momwe chithunzicho chilili komanso momwe chilili, zomwe zimapangitsa kuti mizere ndi mawonekedwe ake akhale olondola.
(4)Yoyenera kujambula zithunzi ndi minda yoyezera yaukadaulo
Magalasi otsika opotoza amagwiritsidwa ntchito kwambiri pakujambula zithunzi, kupanga mapu ndi kufufuza malo ndi madera ena, monga kujambula zithunzi za zomangamanga, kukonza mizinda, kujambula mapu ndi zochitika zina zomwe zimafuna kulondola kwambiri kwa chithunzi ndi mawonekedwe a geometric.
Amagwiritsidwa ntchito kwambiri m'magawo aukadaulo
(5)Sinthani zomwe ogwiritsa ntchito akumana nazo
Chifukwa cha kupotoka pang'ono,magalasi otsika opotokaZingapereke chithunzi chachilengedwe komanso chowoneka bwino pojambula mavidiyo ndi zithunzi, zomwe zimapangitsa kuti zithunzizo zikhale zokongola komanso zosangalatsa.
Maganizo Omaliza:
Ngati mukufuna kugula mitundu yosiyanasiyana ya magalasi owunikira, owunikira, owunikira ma drone, nyumba yanzeru, kapena ntchito ina iliyonse, tili ndi zomwe mukufuna. Lumikizanani nafe lero kuti mudziwe zambiri za magalasi athu ndi zowonjezera zina.
Nthawi yotumizira: Feb-28-2025


