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  • Umsebenzi werekhodi lokushayela

    Umsebenzi werekhodi lokushayela

    1. Vikela amalungelo asemthethweni kanye nezithakazelo zabashayeli.Uma kukhona ukushayisana nabahamba ngezinyawo, amabhayisikili nezithuthuthu eziwela umgwaqo, zingase ziqolwe.Uma kunerekhoda yokushayela, umshayeli anganikeza ubufakazi obusebenzayo.2. Dlala kabusha amarekhodi evidiyo okugadwa, ingozi...
    Funda kabanzi
  • Umthetho wokuthwebula i-convex lens

    Umthetho wokuthwebula i-convex lens

    Kuma-optics, isithombe esakhiwe ukuhlangana kokukhanya kwangempela sibizwa ngokuthi isithombe sangempela;kungenjalo, kubizwa ngokuthi isithombe esibonakalayo.Othisha abanolwazi lwefiziksi bavame ukusho indlela enjalo yokuhlukanisa lapho besho umehluko phakathi kwesithombe sangempela nesithombe esibonakalayo: “Isithombe sangempela sithi...
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  • Kuyini ukuhlanekezela kwamalensi?

    Kuyini ukuhlanekezela kwamalensi?

    Lokhu kuyinkinga ngaphakathi kwendawo ye-optics, enencazelo yayo ejwayelekile kuma-optics.Isithombe esikhiqizwa ngokuthatha isithombe ngekhamera sizohlanekezelwa.Isibonelo, sonke sinolwazi lokuthatha izithombe ngamakhamera ajwayelekile ekhaya.Kukhona uhlobo lwamalensi olubizwa ngokuthi “...
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  • Ungalungisa kanjani ukuvuleka kwe-lens?

    Ungalungisa kanjani ukuvuleka kwe-lens?

    Lapho ulungisa iris, iris ihlale isendaweni yokuvula enkudlwana.Kuphela uma inkinobho yokuvala icindezelwa ukuze kukhululwe isivalo, indawo yokuvula ifinyela ngokuzenzakalelayo iye ku-f-factor esethiwe, bese imbobo ibuyela endaweni enkulu ngemva kokuchayeka.Iyini ilensi?Ilensi ineminwe emibili...
    Funda kabanzi
  • Ulwazi mayelana namapharamitha amalensi (lesi sihloko singahlukaniswa sibe esisodwa noma ezimbili ngokuya ngokuqukethwe)

    Ulwazi mayelana namapharamitha amalensi (lesi sihloko singahlukaniswa sibe esisodwa noma ezimbili ngokuya ngokuqukethwe)

    1.Usayizi wesithombe Usayizi wesithombe nawo uwusayizi wesibuko;Usayizi wesithombe senzwa: Qhubeka nokusebenzisa usayizi wefomethi evamile yeshubhu lekhamera, usayizi ongaphandle wedayamitha weshubhu yekhamera.2.Ubude obugxilile Umqondo ubhekisela ebangeni ukusuka enkabeni yelensi ukuya endaweni okugxilwe kuyo yesango lokukhanya...
    Funda kabanzi