The present invention discloses a digital video signal interface module that enables a distance between a computer having a digital video output and a monitor having a digital video input to length and comprises a laser driver and a laser diode receiving digital video signals of Red (R), Green (G), Blue (B), Clock (C) outputted from a computer and converting the signals to a laser signals, respectively; a photodiode (PD) receiving the respective laser signals and restoring to electric signals; a photodiode amplifier amplifying the signals of the photodiode and transferring the signals to a Liquid Crystal Display (LCD) monitor; a plurality of an optic fiber installed between the respective laser diode and the respective phoptodiode and transferring the laser signals; and a power supply line and a ground voltage line installed between the computer and the LCD monitor along the optic fibers and supplying a power voltage to the laser driver and the PD amplifier.