The ikelite underwater housing for canon powershot g1 x is molded of crystal clear polycarbonate for corrosion free operation up to a depth of 60m 200ft all camera controls except the diopter adjustment dial and pop up flash switch are accessible in this very sophisticated housing installation the housing comes standard with an optical grade glass flat port which allows full use of the cameras zoom range without vignetting a flash diffuser is included to improve image quality when using th