The standard size ODFis typically 19 inch in dimension, allowing it to be installed either in a distribution cabinet or rack. The structural components of the ODF are meticulously crafted, and the fiber splice tray is constructed from flame ret. The standard size ODFis typically 19 inch in dimension, allowing it to be installed either in a distribution cabinet or rack. The structural components of the ODF are meticulously crafted, and the fiber splice tray is constructed from flame retardant plastic material that is lightweight, flexible, and highly durable. The Optical Distribution Frame . An optical distribution frame(ODF) is a frame used to provide cable interconnections between communication facilities, which can integrate fiber splicing, fiber termination, fiber optic adapters & connectors and cable connections together in a single unit. It can also work as a protective device to protect fiber optic connections from damage. More. The fiber distribution frameas the terminal equipment of the optical optic cable should have 4 basic functions: Fixation and Protection of Optical Patch Cord: With optical patch cord introduction, fixing, and protection devices. The optical patch cord can be introduced and fixed on the rack to protect the fiber optic patch cord and the fiber core f.