Sea & Sea Extension Ring 40L for Select Lenses in Ports on Underwater Housings

Sea & Sea Extension Ring 40L for Select Lenses in Ports on Underwater Housings

Sea & Sea Extension Ring 40L for Select Lenses in Ports on Underwater Housings

B&H # SESS30125 MFR # SS-30125
Sea & Sea Extension Ring 40L for Select Lenses in Ports on Underwater Housings

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Expected availability: 7-14 business days

Product Highlights

  • For Select Canon, Nikon & Sony Lenses
  • For Use with Ports on MDX/RDX Housings
  • Port Lock Function
  • Made of Corrosion-Resistant Aluminum
  • Depth Rating: 328'
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  • 1Description

With Sea & Sea's Extension Ring 40L, you can increase the length of certain underwater lens ports to allow for the use of select Canon, Nikon, and Sony lenses with your camera housings. The ring is made of a durable, corrosion-resistant aluminum alloy with an alumite coating. Additionally, it has a port lock lever for extra security. To see how you can utilize extensions to expand your photo and video capabilities and options beneath the surface, check the following links:

Nikon RDX System Chartxbvbqvqdxcbqfrcf

Canon MDX System Chart

Canon & Nikon MDX System Chart for Internal Correction Lenses



Nikon MDX System Chart

Sony MDX System Chart

Compatibility
    Canon:
  • EF 11-24mm f/4L USM
  • EF-S 10-22mm f/3.5-4.5 USM
  • EF 16-35mm f/2.8L USM
  • EF 16-35mm f/2.8L II USM
  • EF 16-35mm f/4L IS USM
  • EF 17-40mm f/4L USM
  • Canon EF 16-35mm f/2.8L Ⅱ USM + M82 Internal Correction Lens
  • EF 16-35mm f/4L IS USM + M77 Internal Correction Lens
  • EF 17-40mm f/4L USM + M77 Internal Correction Lens
    Nikon:
  • Ai AF NIKKOR ED 14mm f/2.8D
  • AF-S DX Zoom Nikkor ED 12-24mm f/4G (IF)
  • AF-S 16-35mm f/4G ED VR
  • AF-S NIKKOR 18-35mm f/3.5-4.5G ED
  • AF-S 16-35mm f/4G ED VR + M77 Internal Correction Lens
  • AF-S 18-35mm f/3.5-4.5G ED + M77 Internal Correction Lens
    Sigma:
  • 17-70mm f/2.8-4 DC MACRO OS HSM
    Sony:
  • FE 28mm f/2
  • 21mm Ultra-Wide Conversion Lens for FE 28mm f/2
UPC: 752221301250
In the Box
Sea & Sea Extension Ring 40L for Select Lenses in Ports on Underwater Housings
  • Limited 1-Year Warranty
  • Table of Contents
    • 1Description
    Depth Rating 328' / 100 m
    Mount Type Bayonet
    Material of Construction Corrosion-resistant aluminum alloy
    Coating Alumite
    Dimensions Diameter x Depth: 5.1 x 2.2" / 129 x 55.5 mm
    Distance from Mount to Front End: 1.6" / 40 mm
    Weight Approx. 8.25 oz / 234 g
    Packaging Info
    Package Weight 0.75 lb
    Box Dimensions (LxWxH) 6.5 x 5.7 x 5.5"
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