Falcon Eyes FER-OB12HC Octabox 120 cm Honeycomb Grid Description. This Falcon Eyes Octabox is easy to assemble & using the bayonet connection of the holder the speed ring can be mounted on the flash. The flash goes deeper into the octabox so very little light is lost. The Octabox creates a beautiful soft illumination. In order to gain more control over your light you can place the included honeycomb onto the Octabox. The honeycomb provides a better beam of light making it slightly easier to steer. This Octabox comes standard with a Falcon Eyes speed ring suitable for all Falcon Eyes flash units except the SS-series. With an optional speed ring see optional accessories the Octabox can be used for the flash units of Bowens Broncolor Elichrom Hensel Multiblitz & Linkstar.