The present invention provides a lighting system for lighting the interior of an enclosure. For this reason, companies have not always been able to make full use of their corporate data in association with various corporate data provided from external organizations. The battery is charged with electric power supplied from the fuel cell and supplies electric power to the electronic device. In one embodiment, a look-down digital imaging device does not achieve a focused scan of the calibration area, but is capable of utilizing captured unfocused digital imaging data for calibration. A method of forming the crystal is also disclosed, along with some resulting devices that take advantage of the microwave frequency capabilities of devices formed using substrates according to the invention. The endoscope is coupled to a camera where the endoscope may be rotated relative to the camera when coupled thereto.