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Sea&Sea MDX-α7III for SONY a7III/a7RIII

Price: US$3,349
Availability: In Stock
Model: 06188
Manufacturer: Sea&Sea

Sea&Sea MDX-α7III for SONY a7III/a7RIII
Click to enlarge


Sea&Sea MDX-α7III for SONY a7III/a7RIII

  • The Optical YS Converter / S1 can be installed in the housing
    • ※ Sony original adapter "ADP - MAA" is required separately for connecting camera and optical converter.
  • Compatible with both the VF180 1.2x and VF45 1.2x viewfinders
    • ※ 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. 
  • Diopter-adjustment dial
  • Compatible with FE series lenses designed for full-frame sensor cameras
    • In addition to various E-mount lenses, the camera and housing are compatible with FE series lenses for full-frame image sensor cameras via the ML-NX Conversion Ring 30.
  • Luminescent Symbols
  • Equipped with movable Focus/Zoom gear
  • Main dials are equipped with damper springs
  • Equipped with two fiber-optic cable sockets.
  • All camera functions can be used underwater.
  • The camera's LCD monitor can be tilted up to 10 degrees.
  • Front case equipped with a lens-lock release button. This allows lenses to be changed easily without opening the housing.
  • The housing has two accessory ports. One is designed for N-type (two-pin connected) strobe connector and the other is designed for HDMI output.
  • The port lock can be activated (lock and unlock) from outside the housing.
  • The camera's lens-lock release button is accessible from the outside of the housing.
  • The multi-selector has been positioned on the right side of the rear case making it easily accessible while holding the grip, just like operating the camera directly.
  • Equipped with two sacrificial zinc diodes (one on the front case and the other on the rear) to avoid electrolysis damage. Sacrificial Zinc Anode (2 pieces)
  • The mounting screw hole is located on the centre underside of the housing.
  • Equipped with the Optical Viewfinder 0.5x as standard. Other optional viewfinders may be used.
  • Built-in leak sensor immediately alerts you to water ingress.
  • A depth rating of 100m / 330ft makes the housing ideal for tech diving.


[Construction] Body: corrosion-resistant aluminum alloy (machined)  / Grip: corrosion-resistant die-cast aluminum alloy
[Depth rating] 100m / 330ft
[Dimensions (WxHxD)] 328 x 188 x 131 mm / 12.9 x 7.4 x  5.2 inches
[Weight] Approx. 2,700g / 95oz (Housing only)

[Manual / Port Chart]

Sea&Sea MDX-α7III for SONY a7III/a7RIII
Click to enlarge
Sea&Sea MDX-α7III for SONY a7III/a7RIII
Click to enlarge