Iilensi ze-mecros ze-macro ziilensi ze-macro zenzelwe ngokukodwa izicelo zemizi-mveliso. Banokubonelela ngokukhuseleka okukhulu kakhulu kunye nokujonga okuphezulu kwe-microscopic, kwaye kufanelekile ukufota iinkcukacha zezinto ezincinci.
1,Zithini iimpawu ze-macro lenses?
I-mecro lenseszihlala zisetyenziswa kwimihlaba efana nokuhlolwa kwemizi-mveliso, ulawulo olusemgangathweni, uhlalutyo oluhle ulwakhiwo, kunye nophando lwezenzululwazi. Iimpawu zayo eziphambili zezi zilandelayo:
1)NgaphezulumUkuxhaswa
Iilensi zemizi mveliso zihlala zinemigangatho ephezulu, isusela kwi-1x ukuya kwi-100x, kwaye inokujonga kwaye ilungele umsebenzi wezinto ezincinci, kwaye zilungele umsebenzi ochanekileyo.
2)Uyilo lwedigrikhi ephantsi
Iilensi zemizi mveliso zihlala zenzelwe ukunciphisa ukugqwetha, ukuqinisekisa ukuba imifanekiso ihleli ithe tye, ebaluleke ngokukodwa kwimilinganiselo echanekileyo kunye novavanyo lomgangatho.
I-mecro lemizi-mveliso
3)Aukufumanisa umgama wokusebenza
Iilensi zemizi mveliso zinokubonelela ngomgama obaneleyo bokusebenza, ukuze into ekwakuqwalasele inokuthi ibekwe ngokwaneleyo phambi kwelensi ukuba isebenze ukusebenza kunye ne-lens.
4)Isisombululo esiphezulu kunye nenkcazo
I-mecro lensesNgokubanzi sinesisombululo esiphezulu kunye nokubukhali, ukubonelela ngemifanekiso enenkcukacha ezinesityebi. Ngokwesiqhelo basebenzisa izinto eziphezulu zokuhamba kunye netekhnoloji yokuhamba phambili yokunciphisa ilahleko yokukhanya kunye nokucingisisa, kwaye kunokusebenza ngokwesiqhelo phantsi kweemeko ezisezantsi zokuqinisekisa umgangatho wemifanekiso.
5)Ukuhambelana kwemigangatho yeshishini
Iilensi zemizi-mveliso ze-macro zihlala zinobubanzi kwaye zinokusetyenziswa ngee-microscope ezahlukeneyo zemizi-mveliso, iikhamera kunye nezinye izixhobo zokufezekisa iimfuno zezicelo ezahlukeneyo zeshishini.
6)Umsebenzi wokugxila oguqukayo
Ezinye iilensi zemizi mveliso zinomsebenzi wokugxila ohlengahlengisiweyo ovumela ukuba ilungiswe kumgama owahlukileyo. Iilensi ezinjalo zihlala zixhotyiswe ngeendlela zokuhlengahlengiswa ezinobuchule bokuvumela uhlengahlengiso oluchanekileyo.
2,Ungayikhetha njani iMacro Lenses?
Xa ukhetha iImizi-mveliso ye-macro ye-mecro, Ezi zinto zilandelayo kufuneka zithathwe ngokubanzi ngokusekwe kwiimpawu zelensi kunye neemfuno zesicelo:
1)Ukuqina
Khetha ubungakanani obufanelekileyo ngokusekwe kwiimfuno zakho zesicelo ezithile. Ngokubanzi, ukuqina okuncinci kufanelekile ukuqaphela izinto ezinkulu, ngelixa ukhuseleko olukhulu lufanelekile ukujonga iinkcukacha ezincinci.
Khetha i-lens ye-mecro ye-mecro ye-dolophu
2)Ubude obujolise kubude
Uluhlu lokugxila ekusetyenzisweni olufunekayo lwesicelo kufuneka luzimisele ukulungiselela iimfuno zomsebenzi owahlukileyo kunye nezinto ekufuneka ziqwalaselwe.
3)Wumgama ophanyazayo
Kuxhomekeka kubungakanani bento ebonwayo kunye neemfuno zokusebenza, umgama ofanelekileyo wokusebenza kufuneka ukhethe.
4)Ukuhambelana
Kuyimfuneko ukuqinisekisa ukuba iilensi ezikhethiweyo ziyahambelana nezixhobo ezikhoyo, ezinje ngee-microscopes, iikhamera, njl.
5)Iindleko
Kuyimfuneko ukuqwalasela inkqubela phambili yohlahlo-lwabiwo mali kunye neemfuno zomsebenzi kwaye ukhethe iilensi zemizi-mveliso ngenkqubo yexabiso eliphezulu.
Iingcinga zokugqibela:
Ukuba unomdla wokuthenga iintlobo ezahlukeneyo zeelensi zokujonga, ukuskena, iidrones, ikhaya, okanye naluphi na olunye usetyenziso, sinayo into oyifunayo. Nxibelelana nathi namhlanje ukuze ufunde ngakumbi malunga neelensi zethu kunye nezinye izinto.
Ixesha leposi: Meyi-14 ukuya ku-2004