Image forming apparatus

Abstract

Disclosed is an image forming apparatus including: a photosensitive member unit having a photosensitive member; an exposure head configured to expose the photosensitive member, the exposure head being of an elongated shape in first directions; a developing unit having a developer bearing member; a support member configured to engage with either the photosensitive member unit or the developing unit and to guide the photosensitive member unit or the developing unit along the first directions; and a restricting portion configured to restrict a movement in the first directions of a movable member movably guided in the first directions by the support member.

Dependencies are inferred from the claim text.