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JxDerive the lens formula for a thin concave lens,using the necessary ray diagram. |
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Answer» Lens maker's Formula: It is a relation that connects the focal lengthof a lens to radii of curvature of the two surfaces of the lens and the refractive index of the material of the lens. following assumption are considered while deriving lens maker's formula for concave lensa) only point object is takenb) the aperature of the lens is smallc) the lens is thin |
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