NiSi 49mm Filter Adapter MKII for GRIII
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Condition: New
Description
NiSi 49mm Filter Adapter MKII for Ricoh GR III
The NiSi 49mm Filter Adapter MKII for Ricoh GR III adds standard 49mm filter compatibility to the compact GR III camera. Precision-engineered as a direct replacement for the Ricoh GN-1 ring adapter, it lets photographers mount creative and protective filters without compromising portability.
Made for photographers who want to buy a 49mm filter adapter for Ricoh GR III street, travel, and everyday shooting, this adapter expands creative control in a compact setup. Use it with compatible diffusion, CPL, ND, UV, or protection filters to control reflections, motion blur, exposure, and lens protection.
The mechanical auto-lock system keeps the adapter firmly seated during handheld shooting and fast-paced field work. A gap-free, zero-play fit, tool-free installation, and compatibility with the NiSi PR-5 Lens Cap make it a reliable accessory for GR III compact camera workflows.
Key Features
- Purpose-Built GR III Fit: Precision-machined for a gap-free, play-free fit on the Ricoh GR III body.
- 49mm Filter Thread: Adds standard 49mm filter compatibility for expanded creative and protective filter use.
- GN-1 Ring Replacement: Designed as a direct replacement for the Ricoh GN-1 ring adapter.
- Auto-Lock Mechanism: Mechanical locking system keeps the adapter firmly seated during handheld or street photography.
- Tool-Free Installation: Clearly marked alignment point allows quick attachment and removal without tools.
- Creative Filter Support: Works with compatible 49mm Black Mist diffusion filters, CPL filters, ND filters, UV filters, and protection filters.
- Lens Protection Ready: Supports 49mm UV or clear protection filters to help guard against dust, scratches, and fingerprints.
- PR-5 Lens Cap Compatible: Works with the NiSi PR-5 Lens Cap for Ricoh GR III/GR IV series, sold separately.
Technical Specifications
- Brand: NiSi
- Product Type: Filter adapter
- Camera Compatibility: Ricoh GR III
- Filter Thread: 49mm
- Ring Adapter Replacement: Ricoh GN-1 ring adapter
- Locking Mechanism: Mechanical auto-lock system
- Installation: Tool-free with marked alignment point
- Compatible Filters: 49mm Black Mist diffusion filters, circular polarizers, ND filters, UV filters, and protection filters
- Lens Cap Compatibility: NiSi PR-5 Lens Cap for Ricoh GR III/GR IV series, sold separately
- Camera Compatibility Note: Not compatible with Ricoh GR IIIx or Ricoh GR IV
- USA SKU: NISI-RGR3-ADII-49
- Manufacturer SKU: N-886137
What's Included
- NiSi 49mm Filter Adapter MKII for Ricoh GR III









