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power 4dSuperconcentrado Redensificador reafirmante-antiedad de Casmara. Fórmula avanzada que redensifica y redefine los contornos faciales. Casmara Power Lift 4D se compone deTranscript. Question 39 If the power of a lens is − 4.0 D, then it means that the lens is a (A) concave lens of focal length −50 m (B) convex lens of focal length +50 cm