Port Nauticam Macro 66 (N100) 77 mm thread

Nauticam N100 Macro Port 66 with 77 mm threaded front 

This Flat Port 66 is part of the N100 port system and features a glass front element and anodized aluminum construction. Different size ports are available to support a wide variety of lenses and housing types. Port extensions or adapters may be necessary for some ports and housings.

The port features integrated 77mm threads on the front for accessories. This Flat Port is designed for the Sony FE 28-70MM F3.5-5.6 OSS