Ricoh warns against using non-original accessories on the GR III cameras (Google translated): Precautions for using non-original accessories of GRIII series Dear Customer: Hello: In order to improve your GRIII series camera experience, Ricoh Imaging Instrument Service Center kindly reminds you that when choosing non-original accessories, please pay attention to the following: Please try not … Continue reading Ricoh warns against using non-original accessories on the GR III cameras