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Continue ShoppingSea Frogs Extension Adapter Ring V7 for 6" & 8" Dome Ports
SKU: ER9037Sea Frogs 90mm Bayonet Mount| 37mm Extension Ring
Also available on the European website
The Sea Frogs Extension Adapter Ring V7 adds a 37mm (1.46'') extension for use with Sea Frogs 6" and 8" dome ports. 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.
Sony E 18-135mm F3.5-5.6 OSS (autofocus only) Working only at 18mm. Zoom Gear not Available
Sony FE 14mm F1.8 GM (autofocus only)
Sony FE 28-60 F4-5.6 (autofocus, manual zoom gear available)
Sony FE 28mm F2 + Fisheye Converter SEL057FEC (autofocus only)
Sony FE 28mm F2 + Ultra Wide Converter SEL075UWC (autofocus only)
Sony FE PZ 16-35mm F4 G (autofocus, manual zoom gear available) Zoom gears are unavailable for the Sony FX3/FX30 and ZV‑E1/ZV‑E10 models that rely on in‑camera zoom control.
Sigma 18-50mm F2.8 DC DN E-Mount (autofocus, manual zoom gear available)
Canon EF 8-15mm F4L Fisheye USM + EF to FE-Mount Adapter (autofocus only) Zoom Gear not Available
Samyang AF 14mm F2.8 FE E-Mount (autofocus only)
Fits Sea Frogs housings with:
90mm (3.54'') bayonet
Extension Length: 37mm (1.46'')
Port Opening Diameter: 90mm (3.54'')
Length (including Bayonet): 53mm (2.09'')
Weight: ±120gr (.26lb)
Polycarbonate
Sea Frogs Extension Adapter Ring V7 for 6" & 8" Dome Ports x1
Spare O-ring
Silicone grease 5ml
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.
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