ZWO EFW-NIKON-II – Nikon F Adapter for ZWO EFW Filter Wheel

The ZWO EFW-NIKON-II is an adapter designed to properly connect Nikon F-mount cameras to ZWO EFW motorized filter wheels. It allows for the use of astronomical filters with Nikon DSLRs while maintaining the correct Nikon flange focal distance (46.5 mm), ensuring mechanical rigidity, coaxiality, and a reliable optical train for astrophotography.

Main features

• Compatible with Nikon F cameras.
• Designed for ZWO EFW filter wheels.
• Version II improved for precision and robustness.
• Maintains correct Nikon flange focal distance (46.5 mm).
• High-precision CNC aluminum construction.
• Rigid, play-free coupling.
• Reduces tilt and flexure in the optical train.

Nikon DSLR and astronomical filters without compromise

The ZWO EFW-NIKON-II is the correct solution for:

• Deep-sky astrophotography with Nikon DSLRs
• Multi-night sessions with automated filter switching
• Use of LRGB and narrowband filters
• Modular and future-proof setups

It is the ideal adapter for those using Nikon F and wanting a workflow similar to that of dedicated astronomical cameras.

Main technical specifications

Ideal for

• 📷 Nikon F cameras
• 🌌 Deep-sky astrophotography
• ⚙️ ZWO EFW filter wheels
• 🎨 LRGB and narrowband workflow
• 📏 Correct backfocus compliance

Package contents

• ZWO EFW-NIKON-II