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Aquatica Underwater Housing for Sony Alpha a7R III or a7 III with Vacuum Check System (Dual Fiber-Optic Strobe Connectors)

Aquatica Underwater Housing for Sony Alpha a7R III or a7 III with Vacuum Check System (Dual Fiber-Optic Strobe Connectors)

B&H # AQ20085OPTVC MFR # 20085-OPT-VC
Aquatica Underwater Housing for Sony Alpha a7R III or a7 III with Vacuum Check System (Dual Fiber-Optic Strobe Connectors)

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Expected availability: 2-4 weeks

Product Highlights

  • Vacuum Check System
  • Depth Rating: 295', Upgradeable to 426'
  • Mechanical Controls
  • Access to Virtually All Camera Functions
  • Anodized Aluminum and Stainless Steel
  • Interchangeable Lens Port System
  • Ships without Required Lens Port
  • Optical Viewfinder
  • Dual Fiber-Optic Strobe Connectors
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Strobe Connector: Dual Fiber Optic

Dual Fiber Optic Dual Nikonos

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One Ikelite

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Vacuum Valve & Pump: Included

Included Not Included

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Aquatica 20085-OPT-VC overview

  • 1Description

Use your Sony Alpha a7R III or a7 III mirrorless digital camera to capture brilliant photos and 4K Ultra HD video of the undersea world with the Aquatica A7r III Underwater Housing. It features a depth rating of 295', which can be upgraded to 426' for free upon request, and is equipped with a Surveyor moisture alarm and pressure sensor. A pre-installed vacuum check system allows you to confirm watertight integrity before diving, and includes a valve and pump. Dual fiber-optic connectors enable the attachment of optional external strobes via fiber-optic cables.

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 A7r III housing ships without a required lens port, though various interchangeable ports are available for different lenses. For full compatibility, see the Port Chart and System Chart.

  • 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 unlikely event of a breach in waterproof seal
  • Surveyor uses LED indicators
  • Housing also includes vacuum valve and extracting pump, which enable 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 2 comfortable, grooved grips, which offer improved handling and attachment points for optional lighting arms
  • Knobs are large for ease of use when wearing diving gloves
  • Provides easy access via your thumb to camera's rear control dial, to which many custom features can be assigned to suit your preferences
  • Custom function buttons C1 and C2 located in optimal positions, with C1 extended to be right at your fingertips
  • Back-button auto-focus is fully supported
  • Extended mechanical shutter release lever
  • Oversized knurled knob for focus/zoom with lens
  • Easy-access knob for mode control and custom function buttons
  • Standard, coated eyepiece offers view of the camera's viewfinder
  • Optional, separately sold coated 45° and 180° Aqua View 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
  • Tested in harsh conditions in Canada to ensure durability
Lens Port System
  • Ships without a required lens port
  • For full compatibility, see port chart and system chart linked above
  • Housing is equipped with a port locking mechanism to prevent accidental rotation of port or extension
External Strobe and Light Use
  • 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
  • Top 1/4"-20 accessory hole
  • 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 bottom for optional bracket, tray, or tripod
In the Box
Aquatica Underwater Housing for Sony Alpha a7R III or a7 III with Vacuum Check System (Dual Fiber-Optic Strobe Connectors)
  • Vacuum Valve and Extracting Pump
  • 2 x Ergonomic Hand Grips
  • Limited 1-Year Warranty
  • Table of Contents
    • 1Description

    Aquatica 20085-OPT-VC specs

    Depth Rating 295'/ 90 m, upgradeable to 426' / 130 m
    Controls On-off, shutter, C1 & C2 buttons, front dial, AF-ON button, record/movie button, AEL button, mode dial, exposure compensation dial, rear dial, multi-selector (ISO, Disp, Drive), Fn button, control wheel, C4/delete button, zoom/focus knob, menu button, C3 button, playback button
    Control Type Mechanical push buttons, levers, and grooved dials/knobs
    Material of Construction Housing: Anodized, machined 6061 T6 aluminum alloy (MIL-A-8625 Type 2, Class 2 specification)
    Control Shafts and Push Buttons: Type 304 stainless steel
    External Strobe Connector Dual fiber optic
    Moisture Alarm Vacuum valve, extracting pump, and Surveyor moisture alarm & vacuum/pressure sensor with on/off switch
    Mounting Camera quick release tray
    Top 1/4"-20 accessory hole
    2x 1/4"-20 threaded holes on top of grips
    16 mm front left bulkhead entry point
    0.5" top bulkhead entry point
    Three 1/4"-20 threaded holes on bottom for optional bracket, tray, or tripod
    Dimensions 13.8 x 6.4 x 5" / 35.0 x 16.3 x 12.7 cm
    Weight 5.7 lb / 2.6 kg without camera

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