BOYER SAPHIR 50MM 3.5 “B” VERY NICE, RARE* BLACK ENLARGING, ENLARGER LENS

50MM Saphir lenses are a bit rare and high quality. Has some transparent spots on the coating on the second element. Does not affect the quality.The lens is cosmetically and mechanically in very good condition. Lettering is bright. Barrel shows some signs of prior use. Barrel shows no dings, no dents, really minor paint rub off, no scuff marks and minor small scratches. Shows some handling wear. The elements are in very good condition. No cleaning marks, no scratches, no haze, no fungus, no separation. Shows no dust particles inside. Aperture blades show wear and clean. Aperture open and close perfectly and smooth. 30mm thread at the rear. Comes without flange.