simple past tense and past participle of lens

(astronomy) The action of a highly-massive object (such as a star, galaxy, or black hole) that acts as a gravitational lens and focuses light from a light source (such as another star or galaxy) that passes behind it as observed from the Earth.

plural of contact lens

plural of zoom lens

plural of gravitational lens

plural of macro lens

plural of Fresnel lens

plural of echelon lens

plural of Petzval lens

plural of telephoto lens