NiSi Lens 9mm F2.8 for APS-C MFT-Mount
A 9 mm wide-angle lens with f/2.8 for Micro Four Thirds, designed for Micro Four Thirds and APS-C sensor formats. It provides a 113° field of view and optics optimised for high micro-contrast with ultra-low chromatic aberration.
Optics and coating
The construction consists of 14 lenses in 12 groups. SA+ anti-reflection film technology is used to improve light transmission and minimise flare and stray light. Distortion and vignetting are kept to a minimum.
Aperture and focus
The aperture features 10 blades, producing sunstars from f/2.8 to f/16. The aperture ring is stepless, making it suitable for video recording. Focus is adjusted manually.
Minimum focus and construction
The minimum focus distance is 0.2 m with a maximum magnification of 0.08 x. A rubber gasket in the mount seals the lens for all weather conditions. The housing is made of metal, measures 78 mm in length, and weighs 364 g. A 67 mm filter thread is located at the front.
Specifications
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| Lens mount | Micro Four Thirds (MFT) |
| Manufacturer | NiSi |
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