Zillion Original
Optical Glass Dome port
Depth Rating:60m
Material:Multi-coated Optical Glass(BK7):7mm(thick) /Corrosion resisted aluminum
Size:Diameter:180mm /Height:78mm
Weight:900g
Accessories:Dome CoverSpare /Lens Shade /O-ring /Silicon Grease
Price:JPY117,000(tax excluded))

Zillion Original
Extension Port
Material:corrosion-resisted alminum
Size:Diameter:119mm /Length:60mm
Weight:350g
Accessories:Spare O-ring /Silicon Grease
Price:JPY26,000(tax excluded)