The Model 16CDL is a 16" conical drop lens designed to mount directly to the S16 and 816 Reflexor®. The Model 16CDL is designed to be used in industrial, warehouse, athletic facility, agriculture processing, indoor horticulture, natatorium and retail spaces requiring better, wider illuminance and greater spacing of fixtures. The AC-FC lens is recommended for LED applications and the AC-LG lens for HID applications.