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refractive power

Description

Description

Refractive power or optical power is the degree to which an optical system, such as a lens, converges or diverges light. Diverging lenses possess negative refractive power, while converging lenses possess positive refractive power.

Alternative Labels

dioptric power

optical power

positive refractive power

degree of refractive power

negative refractive power

refractive power

focusing power

convergence power