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NiSi  |  SKU: NISI-LENS-928RF

NiSi 9mm f/2.8 Sunstar Super Wide Angle ASPH Lens for Canon RF Mount

Regular price $489.00
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Key Features

9mm focal length

f/2.8 maximum aperture

Canon RF mount

113° field of view

14 elements in 12 groups

67mm filter thread

The NiSi 9mm f/2.8 Sunstar Super Wide Angle ASPH Lens is a manual-focus ultra-wide prime built for landscape, architectural, and astrophotography shooters. It suits photographers who want dramatic sunstars and edge-to-edge sharpness in a compact, travel-friendly lens. This version is built in Canon RF mount for APS-C mirrorless cameras.


  • 113° Field of View: An ultra-wide 113° field of view suits sweeping landscape and architectural compositions.
  • 14 Elements in 12 Groups: Precise optics with minimal distortion across the frame.
  • f/2.8 Aperture for Astro Work: A fast f/2.8 to f/16 aperture range with low coma and flare resistance suits night sky photography.
  • 364g Compact Metal Build: Weighs just 364g (12.8oz) in a compact metal housing for easy travel.
  • 67mm Filter Thread: A 67mm standard filter thread works with the NiSi 100mm filter system and 67mm circular filters, backed by a yellow weather seal at the mount.
  • 2-Year Warranty: Backed by a 2-year manufacturer's warranty.

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