NANLITE PJ-BM-36 PROJECTOR MOUNT FOR BOWENS MOUNT W/ 36° LENSCompatible with Bowens Mount for More Intensity PJ BM 36 Projection Attachment have compatibility for NANLITE fixtures with Bowens Mount, seamlessly aligned with Forza 200, Forza 300 300B, Forza 500, FS 150, FS 200 and FS 300. By simply attaching it to the fixture, the output can be raised to another level. ###split### The illuminance level of Forza 500 + PJ BM 19 Projection Attachment at 3M equals to: 11 times light only 3 times with reflector 1 time