to (A15) above and an image sensor that converts the optical image formed by the zoom lens system into an electrical signal. [0131] (B2) A taking lens apparatus as described in (B1) above, wherein the image sensor is a solid-state image sensor provide with an electronic shutter function. [0132] (B3) A camera comprising a taking lens apparatus as described in (B1) or (B2) above and used to photogr