| 摘要 |
PROBLEM TO BE SOLVED: To provide a laser output adjusting circuit suitable for an optical disk recording device for recording signals on a disk. SOLUTION: This laser output adjusting device comprises a laser output control circuit 4 for controlling an output of a laser diode 1, a sampling circuit 8 for sampling signals obtained from a diode 2 for monitoring, a sampling signal generating circuit 6 for outputting sampling signals to make the sampling circuit 8 perform sampling operation, and a variable delay circuit 7 for delaying an impressing operation of the sampling signal outputted from the sampling signal generating circuit 6 to the sampling circuit 8. |
