Opportunistic improvement of digital camera image quality One-time-use digital camera Optical probe for use with a digital camera for measuring focal depth Digital camera having imaging portion, first terminal, and second terminal for outputting signals based on image data in accordance with same data communication interface standard Digital camera printing user interface responsive to location System including a digital camera and a docking unit for coupling to the internet Digital camera and method for setting photographic magnification of digital camera Digital camera Digital camera with biometric security| Image processing system for use with a microscope employing a digital camera Digital camera including a printer for receiving a cartridge having security control circuitry Insertable thermal printer cartridges for digital camera Method and apparatus for color-correcting multi-channel signals of a digital camera Stylus position sensing and digital camera with a digital micromirror device Digital camera and method for communicating digital image and at least one address image stored in the camera to a remotely located service provider Perspective correction device for panoramic digital camera Digital camera and document processing system using the digital camera Digital camera system containing a VLIW vector processor Digital camera system providing for control of a camera's operational parameters and image capture Digital camera capable of embedding an electronic watermark into image data Digital camera employing multiple light shielding walls Digital camera in which the processing method is changed according to focus position before the shutter is released Digital camera optical system with field lens Digital camera cursor control by sensing finger position on lens cap Method and system for detecting digital camera failure