Power of a Lens - Definition, Formula, Units, Calculation and

power 4dCinema 4D is a professional 3D animation, modeling, simulation and rendering software solution. Fast, powerful, flexible, and stable, this powerful toolset makes 3D workflows more accessibleTranscript. 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