

Thanks to the extension ring from MARELUX, you can extend the port of your 40mm port system. Moreover, it has a focus knob, allowing you to manually adjust the focus as you wish.
Permet d'adapter un complément optique (grand angle ou lentille macro) fileté en 67mm sur un caisson équipé d'un hublot fileté en 55mm
To fit a wet lens with 52mm thread into a housing with a port of 67 mm
Thanks to the extension ring with locking from MARELUX, you can extend the port of your 70mm port system.
Thanks to the extension ring with locking from MARELUX, you can extend the port of your 100 mm port system.