Patent ID: 8665359

Claim:
An image pickup apparatus comprising: a lens barrel configured to house an image pickup optical system; an image pickup element configured to perform a photoelectric conversion of an object image formed by the image pickup optical system; an image pickup element holding member configured to be movable in an optical axis direction with respect to the lens barrel; a guide bar configured to guide a movement of the image pickup element holding member in the optical axis direction; an adjustment mechanism configured to perform an inclination adjustment of the image pickup element held by the image pickup element holding member, the adjustment mechanism including screws attached to the image pickup element holding member that are operable for the inclination adjustment; and a cover member that includes an opening through which the screws are operated from an outside at an image side and that is connected with the lens barrel, the cover member further including an image side guide bar holder, wherein the lens barrel includes an object side guide bar holder, and an end at an object side of the guide bar is held by the object side guide bar holder of the lens barrel, and wherein an end at the image side of the guide bar is held by the image side guide bar holder of the cover member.