B4 & BX4 Glass Fiber Optic Cable, 1/4" (6.3mm) Active Fiber Bundle
Flexible, single fiber optic light guide cable assemblies. B4 type have a PVC-Monocoil sheathing which is smooth and easy to clean. BX4 type have a flexible stainless steel sheathing that is super strong and will hold up to high temperature applications. The glass fibers in both types is a 0.55NA glass, 50 micron diameter strands, bundled together to a 0.25" diameter and offer superior light transmission, durability and flexibility.