Aquatica Underwater Housing for Sony Alpha a7S III Camera

Use your Sony Alpha a7S III mirrorless digital camera to capture brilliant photos and UHD 4K video of the undersea world with the Aquatica Underwater Housing. It features a depth rating of 295 , which can be upgraded to 426 for free upon request, and it is equipped with a Surveyor moisture alarm and pressure sensor. A preinstalled vacuum check system allows you to confirm watertight integrity before diving and includes a valve and pump. This version of the housing ships without strobe connectors and is specifically intended for video recording, so be sure to grab an LED or other type of constant video light for sufficient illumination and color correction.

The standard, coated eyepiece offers a full view of the camera s viewfinder. The housing provides access to virtually all camera functions via mechanical controls. It also has an ergonomic design with two grips that offer improved handling and attachment points for optional lighting arms. Built for durability, especially resistance to corrosion, the housing is constructed from anodized, machined aluminum and stainless steel.

The a7S III housing ships without a required lens port, though various interchangeable ports are available for different lenses. For full compatibility, see the .

Waterproofing

• Depth rating of 295 , which is upgradeable to 426 for free upon request
• Surveyor moisture alarm (audible and visual) and vacuum sensor lets you confirm watertight integrity before dive, and alerts you in the unlikely event of a breach in waterproof seal
• Surveyor uses LED indicators
• Housing also includes vacuum valve and extracting pump, which enables you to remove excess air and actually create a vacuum

Controls, Handling, and Operation

• Provides easy access to virtually all camera functions via mechanical controls, including push buttons, levers, and grooved dials/knobs
• Ergonomic design with two comfortable, grooved grips, which offer improved handling and attachment points for optional lighting arms
• All buttons and dials are easily accessed without having to let go of the handles
• You can access the joystick, crucial for selecting any one of the 567 AF points on the sensor
• Standard, coated eyepiece offers a view of the camera s viewfinder
• Optional, separately sold coated Aqua View and Aqua View 45 finders offer an enlarged, enhanced view with 100% coverage, corner-to-corner sharpness, and dioptric adjustment

Construction Details

• Precision-machined in Canada from 6061 T6 aluminum alloy, which has been anodized to MIL-A-8625 Type 2, Class 2 specifications for resistance to corrosion
• Black powder coating baked on at high temperature for extra protection
• Control shafts and push buttons made of T304 stainless steel
• Sacrificial zinc anodes protect sensitive parts of the housing bottom to prevent them from corroding

Lens Port System

• Ships without a required lens port
• For full compatibility, see the port chart and system chart linked above
• Housing is equipped with a port locking mechanism to prevent the accidental rotation of port or extension

External Strobe and Light Use

• Ships without strobe connectors and is specifically intended for video recording

Mounting

• Top 1/4" -20 accessory threads
• Dual 1/4" -20 threaded holes on top of grips for attaching optional lighting arms
• Multiple bulkhead entry/access points for connecting optional accessories, such as external monitors or remote triggering devices like pole-mounted RCS remote camera system
• Three 1/4" -20 threaded holes on the bottom for optional bracket, tray, or tripod