Fiber optic adapter for proofing dust and light

摘要

Provided is a fiber optic adapter for proofing dust and light. The fiber optic adapter includes an adapter body and a lightproof plate assembly. The adapter body includes a body portion and a cover. The body portion has a concave space provided with openings in two directions. The cover is engaged to the body portion and closes one opening of the concave space to form a port provided with one opening. The lightproof plate assembly includes a lightproof plate. Every two adjacent ports on a same side share one lightproof plate. A first end of the lightproof plate is provided with a rotation shaft. Inner walls of two adjacent ports sharing one lightproof plate are provided with a rotation slot. The rotation slot is provided from a side of the body portion facing the cover to a direction away from the cover.