Последние добавленные видео:
planoconcave
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2 6:05Planoconcave
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4 6:05Planoconcave
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0 6:05Planoconcave
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5 лет назад
786 5 лет назад 5:216 focal length of biconvex,biconcave,planoconvex & planoconcave lens
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7 месяцев назад
1062 7 месяцев назад 7:46A thin planoconcave lens with its curved face of radius of curvature R is made of glass of
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3 года назад
96 3 года назад 7:58GRADE XII: Combination of convex and a planoconcave lenses made of different material.
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5 месяцев назад
223 5 месяцев назад 7:33A thin planoconcave lens with its curved face of radius of curvature R is made of glass of
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4 года назад
1714 4 года назад 2:33measuring focal length of a plano convex lens.