Ricoh Patent Removable wireless Flash, the compact wireless flash can be removed from camera body and you can use it wirelessly from anywhere (within the wifi range)
patent description below (Translated via google)
- Patent Publication No. 2014-16573
- Publication date 2014.1.30
- Filing date 2012.7.11
- Ricoh patents
- Strobe can be used away from the camera body
- Flash is plugged into the camera body, the camera flashpower supplies to
- Flash is not connected to the camera body, flash unit from the power strobe power supplies to
- Strobe I performs wireless communication with a phototransistor mounted in, and the AF assist light LED of the camera
