u should really try goggle/search for the answers man...
but anyway... i would say somewhere +/-55 ba...
40 to 50% relative humidity for camera and video camera equipment. its in your digicabi user manual too.
it is the same for canon, konica minolta, pentax and all other camer equipment.
The manual says from 45% to 55%
i think we can make this a sticky already.. i keep seeing this question like almost everyweek.
“How fortunate for leaders that men do not think.” - Adolf Hitler