Elementary treatise on physics experimental and applied for the use of colleges and schools (1890)
Ganot, A. (Adolphe), 1804-1887, Atkinson, E. (Edmund) · New York : W. Wood · leaf 529
or than others. The distor-tion of features observed on looking into a spherical garden mirror is moremarked the nearer we are to the glass. Objects seen in cylindrical orconical mirrors appear ludicrously distorted. From the laws of reflectionthe shape of such a distorted figure can be… … 535. Parabolic mirrors.—Parabolic mirrors are concave mirrors whosesurface is generated by the revolution of the arc of a parabola, AM, aboutits axis AX (fig. 475)- It has been already stated that in spherical mirrors the rays parallel tothe axis converge only approximately to the principal focus ;…
Physics
Internet Archive · University of Connecticut Library · Public Domain Mark 1.0. Free to use for anything.
