Patent ID: 6744959
Filing Date: 2004-06-01
Classification: B65H,G02B

Abstract:
A method of winding an optical fiber on a reel, utilizingthe optical fiber having the following characteristics: Effective area Aeff is larger than 50 &mgr;m2, zero dispersion wavelength is outside a wavelength range of 1530 to 1565 nm, absolute value of the dispersion value in the entire wavelength range of 1530 to 1565 nm is in a range of 2 to 14 ps/nm/km, and bending loss at a wavelength of 1550 nm is in a range of 1 to 100 dB/m when wound at a diameter of 20 mm; and the reel with a barrel diameter of not less than 100 mm and not more than 200 mm; characterized by winding the optical fiber on the reel with satisfying conditions of dwherein d is a coating outer diameter of the optical fiber (mm), D is a barrel diameter of the reel (mm), T is a winding tension (N), and p is a winding pitch (mm).