Patent ID: 6018416
Filing Date: 2000-01-25
Classification: G02B,G03B

Abstract:
A secondary image formation type view finder comprising, in order from the object side: an objective optical system; a first condenser lens system which is disposed in the vicinity of an imaging point of the objective optical system; a first mirror for folding an optical axis of said first condenser lens system, a relay lens system for erecting an image which is disposed on the optical axis folded by said first mirror; a second mirror for folding an optical axis of said relay lens system; and a second condenser lens system for further folding the optical axis which is folded by said second mirror, wherein the optical axis of said relay optical system is disposed so as to be included in a plane which is substantially perpendicular to an optical axis of said objective optical system, and wherein said first mirror and said second mirror are disposed nearly in parallel with each other.