Here is an OM System OM-5 Mark II camera weather sealing test video – the water stream is discharged through the holes for 10 minutes at a rate of 0.07L/min per hole: Related posts: Weather Sealing Test: Olympus OM-D II, Sony a7RIII, Nikon D850, and Canon 5D Mark IV Olympus Interview: Aki Murata – Full … Continue reading OM System OM-5 Mark II camera weather sealing test video