Sea&Sea MDX-αU underwater housing for Sony α1 (Electrical)

Universal design for the future The back panel is designed to be large. The back acrylic panel is more than twice as large as before to improve visibility of the monitor and reduce the underwater weight. Furthermore, it is a sustainable design that can be used with new cameras in the future with minimal parts replacement.

Leak Alarm Unit as standard equipment

The Leak Alarm Unit, which was previously available as an option, is now included as standard equipment. It is effective not only for early detection of underwater flooding accidents, but also for protection of equipment by checking its waterproof performance before entry.
CR2032 lithium battery included.

Full range of standard equipment

Grip Plus made of silicone material. Robust yet secure fit to hold the housing in place. Lighting can be deployed as desired from the SA8 fixed ball base. Pre-equipped with lanyard hooks for convenient transportation. 

Features:

The Port Lock prevents the port from turning or loosening and the Port Lock lever is specifically located to avoid being unlocked accidentally.
The housing is equipped with a lens-lock release button which makes it possible to change lenses easily, without opening the housing.
Pulling out the Focus/Zoom Dial gives sufficient room inside the housing to easily accommodate larger diameter lenses.
All controls have luminescence stickers which glow in dark environment.
Equipped with the Optical Viewfinder 0.5x as standard. Other optional viewfinders such as the VF180 1.2x, VF45 1.2x and Optical Viewfinder 0.66x, 0.8x can be used.
※Some vignetting occurs.When the VF180 1.2x is mounted on housing, the uper part of the camera's viewfinder cannot be viewed due to vignetting.
Equipped with two sacrificial zinc diodes (one on the front case and the other on the rear) to prevent electrolysis damage.
Tripod screw mount is located on the centre underside of the housing.
Equipped with under guard  to protect from scrach.

Specifications:
Construction: Body: corrosion-resistant aluminum alloy (machined)  /  Grip: corrosion-resistant die-cast aluminum alloy
Depth rating: 100m / 330ft
Dimensions: 330 x 169 x 137 mm / 12.9 x 6.6 x 5.4 inches
Weight: Approx. 2,900g / 102.3oz (Housing only)

Delivery includes: 
Silicone grease, O-ring remover, Hex wrench (6mm / for grip dismounting), Hex wrench (4mm / for Lanyard bolt), Hex wrench (2mm), O-ring maintenance manual, Instruction manual (this manual), CR2032 lithium battery (for leak alarm unit), Leak alarm unit manual pump