NiSi 15mm f/4 Sunstar is an ultra-wide-angle, full-frame, fully manual lens for mirrorless cameras. Thanks to the aperture with 10 straight blades, the Sunstar effect is visible from f/4. The lens accepts 72mm circular filters and will be available for Sony E Mount, Canon RF Mount, Nikon Z Mount, and FUJIFILM X Mount. It does not happen very often that the Chinese company NiSi Optics announces a new lens. Although the main segment for NiSi is lens filters, we have already seen NiSi lenses – during NAB 2018, the company presented its full-frame cinema primes set. This time, they announce a 15mm ultra-wide-angle full-frame manual lens for multiple mirrorless lens mounts. Let’s take a look at the new lens. NiSi 15mm f/4 Sunstar Lens First of all, what is with the name – why Sunstar? NiSi Optics claims that the lens includes a unique aperture design with 10 straight blades. Thanks to this, the lens should be able to create a “Sunstar” effect (visible star-like rays around strong light sources) with every aperture value from f/4 to f/22. With other lenses, the stars usually appear at higher aperture numbers only. Sunstar effect Sample. Image Credit: Dylan Toh The lens covers full-frame sensors, so at 15mm it provides a 112° wide field of view. The minimum focusing distance is 0.2m (7.87″) and the maximum magnification is 0.13x. It is a fully manual lens with an aperture ring and focus ring. It will be available for multiple mirrorless mounts – Sony E...
Published By: CineD - Monday, 11 January, 2021