All of our Sidelight Fiber Optics are completely flexible and feature a superb light transmission for bright and consistent illumination. The cable also emits light through the end of the cable. Minimum bend radius is 36mm. Core Diameter 5.0mm (0.196″) Overall diameter 7.0mm (0.28″) Photo showing dimension has protective sheathing removed. Click to download a spec sheet. The price is per 50.ft.