Sea Frogs V2 Dome Ports with 88mm Extension Ring

SKU: SFDP90A6V2
$218.00 USD
$218.00 USD
$243.00 USD
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Dome Port Size 6"

Dome Port Material Acrylic

Surf Edition No

Depth's Display: Dome Perfection

Sea Frogs 6" V2 Dome Port for Underwater Camera Housings

6'' | Optical Grade Acrylic | 90mm Mount | 88mm Extension Ring

The Sea Frogs 6'' Optical Grade Acrylic Dome Port V2 features the 87mm (3.43'') extension adapter ring. Designed with a 90mm (3.54'') bayonet mount. It is compatible with most Sea Frogs/Salted Line underwater housings, excluding A6xxx and RX1xx series models.

Specifications

Bayonet:

  • 90mm (3.54'')

Buoyancy:

  • Extremely Positive (Hand strap required)

Materials:

  • Acrylic

Dimensions:

  • Width: 185mm (7.28'')
  • Height: 205mm (8.07'')
  • Length: 87mm (3.43'')
  • Weight: ±470g (1.04lb)

Compatible Lenses

Sony Lenses:

  • Sony FE 16-35mm F2.8 GM (autofocus, manual zoom gear available)

  • Sony FE 24-105mm F4 G OSS (autofocus, manual zoom gear available) Optimal working range 24mm to 35mm. Beyond 35mm, you may encounter focusing difficulties and softness in the corners.

  • Sony FE 24-70mm F2.8 GM (autofocus, manual zoom gear available) Optimal working range 24mm to 35mm. Beyond 35mm, you may encounter focusing difficulties and softness in the corners.

  • Sony FE 24-70mm F2.8 GM II (autofocus, manual zoom gear available) Optimal working range 24mm to 35mm. Beyond 35mm, you may encounter focusing difficulties and softness in the corners.

Sigma Lenses:

  • Sigma 24-70mm F2.8 DG DN Art E-Mount (autofocus, manual zoom gear available) Optimal working range 24mm to 35mm. Beyond 35mm, you may encounter focusing difficulties and softness in the corners.

  • Sigma 24-70mm F2.8 DG DN Art II E-Mount (autofocus, manual zoom gear available) Optimal working range 24mm to 35mm. Beyond 35mm, you may encounter focusing difficulties and softness in the corners.

Canon Lenses:

Fujifilm Lenses:

Note: When using the Sony FE 24-105mm F4 G OSS, Sony FE 24-70mm F2.8 GM, Sony FE 24-70mm F2.8 GM II, Sigma 24-70mm F2.8 DG DN Art (Sony E), or Sigma 24-70mm F2.8 DG DN II Art (Sony E) lenses with V2 Dome Ports, optimal performance is only achieved between 24mm and 35mm. Beyond 35mm, you may encounter focusing difficulties and softness in the corners. Please take this into consideration.

Key Features

  • Standard Sea Frogs 90mm Bayonet Mount
  • Dome Diameter 152.4mm (6')
  • 88mm Extension Adapter Ring

Package Includes

  • Sea Frogs 6'' V2 Dome Port ×1
  • Spare O-ring ×1
  • Silicone grease (5 ml) ×1
  • Dome Port Cap (back) ×1

Frequently Asked Questions

How deep can it go? +
The 6'' Dome Port V2 is rated for depths of up to 40 meters (130 feet), ensuring reliable underwater performance.
Acrylic or glass dome port — which should I choose? +
Acrylic ports deliver solid image quality in most scenarios, and they have the advantages of being lighter, more affordable, and easier to repair. Glass dome ports, while offering slightly superior image quality in specific conditions and better scratch resistance, cannot be repaired if scratched.
6" or 8" dome — which size is right for me? +
The 6" domes deliver excellent image quality in most shooting conditions while being significantly more compact and travel-friendly, making them the preferred choice for many users. While 8" domes can offer slightly improved edge sharpness, their larger size makes them bulkier and less convenient to transport.
How deep can I use this port? +
The '' Dome Port is rated for depths of up to 40 meters (130 feet).
Is it compatible with my Sea Frogs housing? +
This port uses a 90mm (3.54'') bayonet mount. It is compatible with most Salted Line / Sea Frogs housings, excluding A6xxx and RX1xx series models.
Does the port come with an extension ring? +
Yes — this port includes a 87mm (3.43'') extension adapter ring.

Please Note: Camera and lens not included with the housing.

Disclaimer:

Every effort has been made to ensure that the descriptions and images provided are accurate and up-to-date. However, occasional errors may occur, and product features, specifications, or appearances may change without notice. We recommend verifying any details that are critical to your purchasing decision.