Ricoh GW-4 Wide Conversion Lens Category_Software & Hardware Small focus shifts that can

Small focus shifts that can occur while zooming are eliminated by precise focus tracking adjustment and axial image shifts while zooming are minimized by a constant-length design

and a number of flash modes

Dynamic storage system adjusts to fit a wide range of gear including mirrorless

even at challenging maximum F1

** This function works most effectively with a shutter speed of 1/1000 second or slower

Ricoh GW-4 Wide Conversion Lens Category_Software & Hardware Small focus shifts that canThe Ricoh GW 4 wide angle conversion lens provides a 21mm equivalent focal length for your GR III or GR IV. The GW 4 requires the Ricoh GA 1 Lens Adapter (GR III) or GA 2 Lens Adapter (GR IV), sold separately.