Sea Frogs V7 Dome Ports with 37mm Extension Ring

SKU: SFDP90A6V7
$218.00 USD
$218.00 USD
$243.00 USD
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Dome Port Size 6"

Dome Port Material Acrylic

Surf Edition No

Dive Deep, See More.

Sea Frogs 6" V7 Dome Port for Underwater Camera Housings

6'' | Optical Grade Acrylic | 90mm Mount | 37mm Extension Ring

The Sea Frogs 6'' Optical Grade Acrylic Dome Port V7 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 E 18-135mm F3.5-5.6 OSS (autofocus, manual zoom gear available) Optimal working range 18mm to 35mm. Beyond 35mm, you may encounter focusing difficulties and softness in the corners.

  • Sony FE 14mm F1.8 GM (autofocus, manual focus gear available)

  • Sony FE 28-60 F4-5.6 (autofocus, manual zoom gear available)

  • Sony FE 28mm F2 + Fisheye Converter SEL057FEC (autofocus only) Focus Gear not Available

  • Sony FE 28mm F2 + Ultra Wide Converter SEL075UWC (autofocus only) Focus Gear not Available

  • Sony FE PZ 16-35mm F4 G (autofocus, manual zoom gear available) Zoom gears are not available for the Sony FX3/FX30 and ZV‑E1/ZV‑E10 models that rely on in‑camera zoom control.

Sigma Lenses:

Canon Lenses:

  • Canon EF 8-15mm F4L Fisheye USM + EF to FE-Mount Adapter (autofocus only) Zoom Gear not Available

Samyang Lenses:

  • Samyang AF 14mm F2.8 FE E-Mount (autofocus only) Focus Gear not Available

Tamron Lenses:

Compatible Housings

Sony Housings:

Key Features

  • Standard Sea Frogs 90mm Bayonet Mount
  • Dome Diameter 152.4mm (6')
  • 37mm Extension Adapter Ring

Package Includes

  • Sea Frogs 6'' V7 Dome Port x1
  • Spare O-ring
  • Silicone grease 5ml
  • Dome Port Cap (back)

Frequently Asked Questions

How deep can it go? +
The 6'' Dome Port V7 is rated for depths of up to 40 meters (130 feet), ensuring reliable underwater performance.
Acrylic vs Glass +
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" vs 8" +
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.