MURATA LQH55DN470M03L Surface Mount High Frequency Inductor, LQH55D Series, 47 µH, 800 mA, 2220 [5650 Metric], Wirewound USB / Lightning Cables Thin Profile Ring (9mm) -

MURATA LQH55DN470M03L Surface Mount High Frequency Inductor, LQH55D Series, 47 µH, 800 mA, 2220 [5650 Metric], Wirewound USB Lightning Cables Thin Profile Ring (9mm) Thin Profile Ring (9mm) The wider front filter ring helps reduce the possibility of vignetting (the darkening of corners) at wide angle and is not deep enough to accommodate a lens cap It allows you to have continuous control over the amount of light coming through your lens in an approximate range of 2 (ND 0 this aluminum speed ring slides easily onto the front face of all Q Series lights and can be rotated a full 360 degrees for better softbox orientation