Patent ID: 6639730
Filing Date: 2003-10-28
Classification: G02B

Abstract:
A photographing lens apparatus, comprising:an object lens retaining frame that integrally retains a plurality of lenses of different apertures and a diaphragm member disposed between a lens of a large aperture located at a front most position and a lens of a smaller aperture located at a position in the rear of the front most position among the plurality of lenses of different apertures; a first moveable lens frame that is moveable in a photographing optical axis direction and has a mounting section to which the object lens retaining frame is mounted and a shaft fixing section to which a shaft extending in parallel with the photographing optical axis direction is affixed, the shaft fixing section having at least a portion overlapping a projected plane defined by an external shape of the lens of a larger aperture retained by the object lens retaining frame as viewed from a front face side of the lens of a large aperture and being provided at a specified location within a region adjacent to an outer peripheral section of the lens of a smaller aperture; and a second moveable lens frame having a sleeve that freely, slidably engages the shaft and allows a group of moveable lenses different from the plurality of lenses of different apertures to move in the photographing optical axis direction.