This invention is one kind of optical fiber beacon type headlight, it contains the plural number photo source mold train, the plural number strip optical fiber as well as a spotlight trough body, this spotlight trough system by a dead slot tube constitution, this dead slot tube end for open style aperture, and forms has plural number to pass through slot of this dead slot tube surface layer; And, various photo sources mold train and an optical fiber's end coupling, this optical fiber's another end by this slot and this spotlight trough body coupling. Takes advantage of this, by controls this spotlight trough body with this notch section outlook, the output light may obtain the light shape distribution which needs.