摘要 |
PROBLEM TO BE SOLVED: To provide a protective sleeve holder which prevents an optical fiber from damage, or prevents a deterioration in characteristic of the optical fiber owing to the generation of a micro bend and also improves workability in a modification of a protective sleeve. SOLUTION: The protective sleeve holder 1 is provided with linear grooves 2 which house the protective sleeve 6 formed by mutually melt bonding the optical fibers 7 and R grooves 3 of curvature R which are arranged in both sides of the linear groove 2. |