Iiparamitha eziphambili zelensi yokuskena iLayini ziquka ezi zalathisi zingundoqo zilandelayo:
Isigqibo
Isisombululo yiparameter ebaluleke kakhulu yokuvavanya amandla e-lens ukubamba iinkcukacha zomfanekiso omhle, oqhele ukubonakaliswa ngokwezibini zomgca ngemilimitha (lp/mm). Iilensi ezinesisombululo esiphezulu zinokuvelisa iziphumo zomfanekiso ocacileyo. Umzekelo, i-lens ye-16K yokuskena i-lens inokuba ne-8,192 ye-pixels ethe tye kunye nesisombululo se-160 lp/mm. Ngokuqhelekileyo, okukhona isisombululo siphezulu, incinci into enokwahlulwa, ibangele imifanekiso ebukhali.
Ubungakanani bePixel
Ubungakanani bePixel bulinganiswa kwiimicrometers (μm) kwaye buchaphazela ngokuthe ngqo isisombululo secala. Ibhekisa kubungakanani boluvo olukhulu loluvo okanye imilinganiselo yendiza yomfanekiso enokuthi igqunywe ilensi. Xa usebenzisa ilensi yokuskena umgca, kubalulekile ukukhetha enye ehambelana nobungakanani boluvo lwekhamera ukuze usebenzise ngokupheleleyo iipikseli ezisebenzayo kunye nokufezekisa imifanekiso ekumgangatho ophezulu. Umzekelo, i-lens enobungakanani be-pixel ye-3.5 μm iyakwazi ukugcina iinkcukacha ezithe chatha ngexesha lokuskena, ngelixa i-5 μm yesayizi ye-pixel ifaneleka ngakumbi kwiinkqubo ezifuna uluhlu olukhulu lokuskena.
Ukwandiswa kwaMacho
Ukwandiswa okubonakalayo kweelensi zokuskena kuluhlu ngokwesiqhelo ukusuka ku-0.2x ukuya ku-2.0x, ngokuxhomekeke kuyilo lwelensi. Amaxabiso athile okukhulisa, njengalawo avela kwi-0.31x ukuya kwi-0.36x, afanelekile kwimisebenzi eyahlukeneyo yokuhlola.
Ubude bokuJonga
Ubude bojoliso bumisela indawo yokujonga kunye noluhlu lomfanekiso. Iilensi ezigxininisiweyo zifuna ukukhetha ngononophelo ngokusekelwe kumgama wokusebenza, ngelixa iilensi zokusondeza zibonelela ngokuguquguquka ngokuvumela uhlengahlengiso lobude bogxininiso ukulungiselela iimeko ezahlukeneyo zesicelo.
Uhlobo lwesiNxulumanisi
I-lens interfaces eziqhelekileyo ziquka i-C-mount, i-CS-mount, i-F-mount, kunye ne-V-mount. Ezi kufuneka zihambelane ne-interface yekhamera ukuze kuqinisekiswe ukufakela okufanelekileyo kunye nokusebenza. Ngokomzekelo, iilensi ze-F-Mount zisetyenziswa ngokuqhelekileyo kwizixhobo zokuhlola ishishini.
Umgama wokuSebenza
Umgama wokusebenza ubhekisa kumgama ophakathi komphambili welensi nomphezulu wento eboniswayo. Le parameter iyahluka kakhulu kwiimodeli ezahlukeneyo zelensi kwaye kufuneka ikhethwe ngokwesicelo esithile. Ngokomzekelo, intloko yokuskena kunye nomgama ongaphezulu wokusebenza we-500 mm ifanelekile kwimisebenzi yokulinganisa okungenalo uqhagamshelwano.
Ubunzulu beNdawo
Ubunzulu bebala bubonisa uluhlu olungaphambili kunye nasemva kwento apho umfanekiso obukhali ugcinwa khona. Idla ngokuphenjelelwa zizinto ezinje ngokuvula, ubude bojoliso, kunye nomgama wokudubula. Ngokomzekelo, ubunzulu bentsimi obufikelela kwi-300 mm bunokuqinisekisa ukuchaneka komlinganiselo ophezulu.
Izindululo zokuKhetha iiLensi zokuSkena kumgca:
1. Cacisa iiMfuno zoMfanekiso:Misela iiparamitha eziphambili ezifana nesisombululo, indawo yokujonga, indawo ephezulu yomfanekiso, kunye nomgama wokusebenza ngokusekelwe kwisicelo esicetywayo. Ngokomzekelo, iilensi ze-high-resolution line scanning zinconywa kwizicelo ezifuna umfanekiso ocacileyo, ngelixa iilensi ezinombono obanzi zifanelekile ukubamba izinto ezinkulu.
2. Qonda iMilinganiselo yeNjongo:Khetha ubude obufanelekileyo bokuskena ngokusekwe kubungakanani bento ehlolwayo.
3. Isantya somfanekiso:Khetha ilensi yokuskena ngelayini exhasa isantya somfanekiso ofunekayo. Kwizicelo zesantya esiphezulu, iilensi ezikwazi ukuxhasa amaxabiso aphezulu efreyim kufuneka zikhethwe.
4. IiMeko zokusiNgqongileyo:Qwalasela iimeko zokusingqongileyo ezifana nobushushu, ukufuma, kunye namanqanaba othuli, kwaye ukhethe ilensi ehlangabezana nezi mfuno zokusebenza.
Iiparamitha ezongezelelweyo ekufuneka ziqwalaselwe:
Umgama wokudibanisa:Oku kubhekiselele kumgama opheleleyo ukusuka kwinto ukuya kwilensi kwaye ukusuka kwilensi ukuya kwinzwa yomfanekiso. Umgama omfutshane weconjugate ukhokelela kuluhlu oluncinci lomfanekiso.
I-Relative Illuminance:Le parameter imele umlinganiselo we-optical transmittance kwiindawo ezahlukeneyo zelensi. Ichaphazela kakhulu ukufana kokukhanya komfanekiso kunye nokuphazamiseka kwe-optical.
Ukuqukumbela, ukukhetha i-lens yokuskena ngokufanelekileyo kufuna uvavanyo olubanzi lweenkcazo ezininzi zobugcisa kunye neemfuno ezikhethekileyo zesicelo. Ukukhetha eyona lens ifanelekileyo kwimeko yokusetyenziswa ekujoliswe kuyo kuphucula umgangatho wokucinga kunye nokusebenza kakuhle kwenkqubo, ekugqibeleni kukhokelela ekusebenzeni komfanekiso.
Ixesha lokuposa: Jul-28-2025