Sea Frogs Extension Adapter Ring V1 for 6" & 8" Dome Ports
90mm Bayonet|23mm Extension|Polycarbonate|6" & 8" Dome Ports
The Sea Frogs Extension Adapter Ring V1 for 6" & 8" Dome Ports sets the distance between your lens and the dome, so the port focuses where it should. It adds 23mm (0.91'') of extension and mounts on the 90mm (3.54'') bayonet shared by the housings listed below.
Extension rings work with dome ports only — 6" & 8" — and cannot be used with flat ports or stacked with another ring. Each dome port states the ring it needs, so match the two before you order.
FAQ
It sets the distance from the lens to the dome's focus point. Every dome port is designed around a specific ring length, so the pair has to match for the port to focus correctly.
6" & 8" Sea Frogs dome ports with a 90mm (3.54'') bayonet mount. The port's own listing names the ring it takes.
No. Extension rings are for dome ports only, and they cannot be stacked — one ring sits between the housing and the port.
Specification
Bayonet
- 90mm (3.54'')
Materials
- Polycarbonate
Dimensions
- Extension23mm (0.91'')
- Length with bayonet40mm (1.57'')
- Weight±86g (0.19lbs)
Compatible Housings
Sony Housings:
- Sea Frogs CH A6600
- Salted Line CH A6700
- Sea Frogs CH A6700
- Salted Line CH A1
- Sea Frogs CH A1
- Sea Frogs CH A7C
- Sea Frogs CH A7SII/A7RII/A7II
- Sea Frogs CH A7CII/A7CR
- Salted Line CH A7III/A7RIII
- Sea Frogs CH A7RIII
- Salted Line CH A7SIII
- Sea Frogs CH A7SIII
- Salted Line CH A7IV
- Sea Frogs CH A7IV
- Sea Frogs CH A7IV NG
- Sea Frogs CH A7RIV
- Sea Frogs CH A7RV
- Salted Line CH A7RV/A7V
- Salted Line CH A9
- Sea Frogs CH A9
- Sea Frogs CH A9II
- Sea Frogs CH FX3
- Sea Frogs CH FX30
- Salted Line CH FX3/FX30
- Sea Frogs CH ZVE1
- Sea Frogs CH ZVE10
Canon Housings:
- Sea Frogs CH M50/M50II
- Sea Frogs CH M6MII
- Sea Frogs CH R50
Package Includes
- Sea Frogs Extension Adapter Ring V1 for 6" & 8" Dome Ports ×1
