NiSi 49mm Filter Adapter for Ricoh GR IV

Designed for the Ricoh GR IV

Precision‑engineered to replace the Ricoh GN‑3 Ring with a seamless, secure fit. Built specifically for the GR IV for flawless compatibility and easy integration. (Not compatible with GR III models.)

Standard 49mm Filter Thread

Mount ND filters, circular polarizers, effect filters, step‑up rings, and other accessories for maximum creative control. Filters and accessories can remain mounted even when the lens is retracted.

Premium Build Quality

Crafted from high‑grade aluminum alloy for a sturdy yet lightweight adapter that stands up to everyday use.

Protect Your Lens

Supports standard 49mm front caps and the NiSi GR IV Lens Cap (sold separately), even when filters are attached.

Seamless Integration

Engineered for a precise fit that preserves the GR IV’s clean design while expanding capability.

A Professional Upgrade

A must‑have accessory for GR IV photographers who want to expand filter compatibility and elevate image quality.