Sea Frogs

Sea Frogs Extension Adapter Ring V.1 for 6" & 8" Dome Ports

SKU: ER9023

€63.00 €91.00

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Dive Deep, Connect Easily - Adapter Ring

Sea Frogs Extension Adapter Ring V.1 for 6" & 8" Dome Ports

Sea Frogs 90mm Bayonet Mount| 23mm Extension Ring

The Sea Frogs Extension Adapter Ring V.1 adds a 23mm (.91'') extension for use with Sea Frogs 6" and 8" dome ports, making it compatible with wide-angle and ultra-wide-angle lenses. It features the 90mm (3.54'') bayonet mount and fits most Sea Frogs underwater housings, excluding the A6xxx and RX1xx series models. If you already own a Sea Frogs dome port, there's no need to purchase a new one to fit a different lens—simply swap the extension ring for a perfect setup.

Please note: Extension rings are not suitable for flat ports and cannot be stacked.

Specifications

Compatible Lenses:

Canon Lenses:
Fujifilm Lenses:
  • Fujifilm XC 16-50mm F3.5-5.6 OIS II (autofocus, manual zoom gear available)

  • Fujifilm XF 10-24mm F4 R OIS (autofocus only)

  • Fujifilm XF 14mm F2.8 R (autofocus only)

  • Fujifilm XF 16mm F1.4 R WR (autofocus only)

  • Fujifilm XF 18-55mm F2.8-4 R LM OIS (autofocus, manual zoom gear available)

  • Fujifilm XF 18mm F2 R (autofocus only)

  • Fujifilm XF 23mm F1.4 R (autofocus only)

  • Fujifilm XF 23mm F2 R WR (autofocus only)

  • Fujifilm XF 35mm F1.4 R (autofocus only)

  • Fujifilm XF 35mm F2 R WR (autofocus only)

  • Fujifilm XF 50mm F2 R WR (autofocus only)

  • Fujifilm XF 56mm F1.2 R (autofocus only)

Rokinon/Samyang Lenses:
  • Rokinon/Samyang 8mm F2.8 UMC FISH EYE II E-Mount (autofocus only)

Samyang Lenses:
  • Samyang 12mm F2.0 AF E-Mount (autofocus only)

  • Samyang AF 14mm F2.8 FE E-Mount (autofocus only)

Sigma Lenses:
  • Sigma 10-18mm F2.8 DC DN E-Mount (autofocus, manual zoom gear available)

  • Sigma 16mm F1.4 DC DN E-Mount (autofocus only)

  • Sigma 19mm F2.8 DN Art E-Mount (autofocus only)

  • Sigma 30mm F1.4 DC DN | C E-Mount (autofocus only)

  • Sigma 60mm F2.8 DN Art E-Mount (autofocus only)

Sony Lenses:
  • Sony E 10-18mm F4 OSS (autofocus, manual zoom gear available)

  • Sony E 10-20mm F4 PZ G (autofocus only)

  • Sony E 20mm F2.8 (autofocus only)

  • Sony E 24mm F1.8 ZA (autofocus only)

  • Sony E 50mm F1.8 OSS (autofocus only)

  • Sony E16-50 f3.5-5.6 PZ OSS (autofocus, manual zoom gear available)

  • Sony FE 20mm F1.8G (autofocus only)

  • Sony FE 28mm F2 (autofocus only)

Bayonet:

  • Fits Sea Frogs housings with:

    90mm (3.54'') bayonet

Dimensions and Weight:

  • Extension Length:

    23mm (.91'')

  • Port Opening Diameter:

    90mm (3.54'')

  • Length (including Bayonet):

    40mm (1.57'')

  • Weight:

    ±86gr (.19lb)

Materials:

  • Polycarbonate

Package Includes:

  • Sea Frogs Extension Adapter Ring V.1 for 6" & 8" Dome Ports x1

  • Spare O-ring

  • Silicone grease 5ml

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