Patent ID: 6778218
Filing Date: 2004-08-17
Classification: G03B,H04N

Abstract:
An electronic image pickup apparatus, comprising:a beam splitter to split a first light beam of a subject image that penetrates an image pickup lens into second and third light beams, the beam splitter having a light-incident surface on which the first light beam is incident, a first light-emitting surface parallel to the light-incident surface from which the second light beam is emitted without being reflected and then guided to the finder optical system, and a second light-emitting surface inclined to the light-incident surface by which the third light beam is reflected twice and from which the third light beam is emitted and then guided to the image pickup element; a finder optical system to receive the second light beam to observe the subject image; an image pickup element contained in a holder to convert the third light beam into an electrical signal; and an optical finder unit comprising the holder in which the beam splitter and the image pickup element are positioned and fixed and a finder case that holds the finder optical system therein; wherein the optical finder unit is detachable from the electronic image pickup apparatus.