The dispersive power of the material of a lens is 0.026 and it produces a chromatic aberration of 0.351 cm. Calculate its focal length for mean colour.
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The dispersive power of the material of a lens is 0.026 and it produces a chromatic aberration of 0.351 cm. Calculate its focal length for mean colour. The dispersive power of the material of a lens is 0.026 and it produces a chromatic aberration of 0.351 cm. Calculate its focal length for mean colour. October [...]