Lènsa: Béda antara owahan
Konten dihapus Konten ditambahkan
Tanpa ringkesan besutan |
Tanpa ringkesan besutan |
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Larik 5:
Wong kang nemokake teori babagan lensa sepisanan tur uga mratelakake kadadean bayangan ana ing retina yaiku nsawijining ''fisikawan'' [[muslim]] saka [[Arab]] kang asmane [[Alhazen (Abu Ali al-Hasan Ibn Al-Haitham)]]
==Jinising Lènsa==
Lensa bisa dibedakake saka bentuk sisi-sisine. Kontruksi lensa sing paling umum ditemokake yaiku lensa speris, yaiku lensa sing sudut mlengkung permukaan bidange dibandingake karo radius speris.
[[file:Lens shapes.png|360px|right|thumb|'''1''' - Symmetrical double convex lens. <br>'''2''' - Asymmetrical double-convex lens<br>'''3''' - Plano- convex lens. <br>'''4''' - Positive meniscus lens.<br>'''5''' - Symmetrical biconcave lens.<br>'''6''' - Asymmetrical biconcave lens.<br>'''7''' - Plano-concave lens.<br>'''8''' - Negative meniscus lens.]]
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