OPTICAL SYSTEM FOR CAMERA

摘要

PROBLEM TO BE SOLVED: To provide an optical system for a camera as a compact optical system by integrally forming a nonphotographic lens in a photographic lens part for performing image forming action. SOLUTION: The optical system is provided with a photographic optical system 100 having the photographic lens part (rear side lens 12-2) for receiving an optical image from an object and performing the image forming action for forming an image on a film 15 and finder optical systems 1 and 2 having the nonphotographic lens (a lens 18 for a finder) integrally provided with the rear side lens 12-2 of the photographic optical system.