A camera which maintains accuracy of stop position in accordance with the state of an image-taking optical system and allows driving of a focus lens to a target position in a short time period, is disclosed. The apparatus includes an illuminator for conditioning a beam of radiation, and a first support for supporting a patterning device that serves to pattern the beam of radiation according to a desired pattern. An electronic bill, independent of any confidential financial information pertaining to the consumer, is automatically displayed and emailed to the consumer.