Carry Speed ​​polarizing filter adapter MagFilter circular magnetic CPL 42 mm for Sony RX100 / HX10 / HX20 / HX30V (Accessory)
Dust easily embeds in different parts. Furthermore the magnet stuck on the filter and the objective of the RX100 does not stick together exactly. The filter is thus slightly offset in relation to the lens. If that does not bother shooting, the filter
