OPTICAL FIBER CONNECTION BOX

摘要

PURPOSE:To provide an optical fiber connection box by which such as connection switching are easy and lead-in coated optical fiber can be preserved safely and an extra length storing case can be locked at low cost. CONSTITUTION:A plug-in type core wire connection part between lead-in coated optical fiber 5 in the extra length storing case 6 and drawing coated optical fiber outside the extra length storing case 6 is passed through the front side of the extra length storing case 6 and is provided. At the front side of a box body 2 in the side where the lead-in coated optical fiber 5 rises, an auxiliary door 15 protecting the leading part of the lead-in coated optical fiber 5 and also preventing withdrawal of the extra length storing case 6, is provided.