Provided is a surgical light with luminous intensity fine adjustment (LIFA) function, which includes a suspension or support system； one or more light heads carried by the suspension or support system； one or more light sources mounted in the light heads for being operable to supply lighting； one or more driving circuits connected to the light sources for being operable to drive the light sources； one or more operation interfaces connected to the driving circuits to allow for adjustment of the luminous intensities of the light sources between a topmost limit value of luminous intensity and a bottommost limit value of luminous intensity； one or more maximum LIFA activation/deactivation manners allowing the operation interfaces or the driving circuits to enter/exit the maximum/minimum LIFA mode for adjusting and storing the topmost/bottommost limit value of luminous intensity.
