The new, updated version of this housing has come out and is available for purchase here.

Sea Frogs 40M/130FT Underwater camera housing for Sony A7R III. White

Some camera functions are not available inside the unit:

- Joystick button

Flat Long port

Created specifically for underwater photography including the ability to use manual focus.

Compatible lenses:

• Sony FE 24-70mm F4 ZA OSS (Autofocus only) Works from 35mm to 70mm
• Sigma 35mm f/1.4 DG Art E-mount (manual focus available, gear included)
• Sony FE 90mm f/2.8 Macro G OSS (manual focus available,gear included)
• Sony FE 24-105mm F4 G OSS (Autofocus only, Manual zoom gear - purchase here) - Works from 28mm to 65mm 
  
  

• Polycarbonate
• ABS plastic
• Optical glass
• Stainless steel
• EPDM rubber
• O'ring sealed buttons with spring

Key features:

• Vacuum Pump System port
• Inbuilt leak detection sensor
• Interchangeable port system
• Synchro cable port
• Dual Fiber-Optic port (Sea&Sea type)
• Long flat port (Optical glass)
• Stainless steel mounting plate 1/4" Thread
• Reinforced metallic bottom plate

In order to connect an external strobe with this housing, it will require to use a Dual 5-Pin Sync Cord (purchase here) or a Single 5-Pin Sync Cord (purchase here) or Fiber optic cable (purchase here)

• Underwater housing for Sony A7R III. White
• Long flat port
• Focus gear (For FE 90mm / Sigma 35mm)
  
• User manual 
• Spare O'ring (150x4mm, back)
• Silicone grease 5ml packet
• Shoulder & wrist strap