| 摘要 |
PROBLEM TO BE SOLVED: To provide an LED array head which has a reduced light quantity loss and can prevent the generation of a ghost. SOLUTION: A plurality of LED(light emission diode) array chips 1 having emission sources (LED elements) 3 are arranged in a array. In an LED array head which is composed of the LED array chips 1 and micro-lens arrays 2 corresponding to the periods of the LED array chips 1, a single lens 6 is installed in each LED element 3. |
