Abstract: A double-coating cup for applying two protective coatings simultaneously to an optical fiber includes a body having an bore formed therein and provided with a plurality of first and second coating-material inlet channels. A die holder is positioned in the bore in the body and the outer surface of the die holder has first and second slots formed therein positioned opposite the first and second coating-material inlet channels, respectively. The die holder also has first and second radial bores formed therein which communicate with the first and second slots, respectively. A guide die having a bore formed therein is positioned in the bore in the die holder and has a bore formed therein. First and second die nozzles and an intermediate die guide positioned therebetween are disposed in the die holder bore.