A lamp for night sight applications includes a bulb that transmits both visible and infrared light. A backlight unit 1 according to the present invention includes an LED 17, a flat cable 22 connected to the LED 17, a chassis 14 including a hole 14e, a cable protector 23 including a protection portion 24 and an insertion hole 24a extending through the protection portion 24. In some approaches the negatively-refractive focusing includes negatively-refractive focusing with a transformation medium, where the transformation medium may include an artificially-structured material such as a metamaterial. The method includes identifying current information about items or services available at the identified places. Object code for the target device is generated which contains the proper font size to correspond to the image form and font on the development display.