Westcott 2472 40-degree Egg Crate Grid for Apollo Orb (Black)This is a 40 degree grid for the Apollo Strip This grid limits the light spread from your Apollo to 40 degrees and attaches to the recessed front through the use of hook and loop tape. A grid is an essential accessory for any lighting system. It alters the shape and intensity of the light output from your softbox when mounted onto a light head.