Lens Port Charts

We have evaluated most popular lenses, provided they are well suited for use underwater.  Our port recommendations are available in the following lens port charts. Please check the webpage for your housing to determine which mount your housing features.

 Ikelite Port Systems


Click on one of the links below to download the port chart PDF:


DL (Dry Lock) Port System

DL Port System

DL Port System for Canon RF Mount 

DL Port System for Nikon Z Mount

DL Port System for Panasonic GH5 

DL Port System for Panasonic SL-Mount 

DL Port System for Fujiflm X Mount 

DL Port System for Sony Alpha Series Cameras 


DLM (Dry Lock Micro) Port System

DLM/A Port System for Canon EF-M

DLM/A Port System for Olympus & Panasonic

DLM/A Port System for Sony

DLM/B Port System

DLM/C Port System

DLM/D Port Chart for Canon RF Mount

DLM/E Port Chart for Sony


FL (Four Lock) Port System

FL Port System

FL Port System for Olympus, Panasonic, and Sony DSLR

FL Port System for Panasonic GH3/GH4

FL Port System for Sony A7-Series

FL Port System Standard Fixed Length Ports (Obsolete)


Magnified Viewfinders

Viewfinder Compatibility Chart 


DC Dome Ports

DC Dome Port Compatibility Chart 


Additional Reading

Lenses + Ports FAQ

Straight vs 45 Degree Magnified Viewfinder for Underwater Shooting