What is another word for optical power?
Pronunciation: [ˈɒptɪkə͡l pˈa͡ʊə] (IPA) 
Optical power is the ability of a lens or other optical instrument to bend or refract light. There are several synonyms for optical power, including refractive power, optical strength, diopter power, and focusing power. Refractive power refers specifically to the ability to refract light, while optical strength and focusing power both describe the ability to focus light onto a specific point. Diopter power is a unit of measurement used to describe the refractive power of a lens or other optical instrument. These synonyms can be helpful when discussing and comparing different lenses or optical instruments.
