Lens Summary
Brand: Irix
Also Known As: Irix 15mm f/4
Lens Type: Prime Lens
Format: Full Frame / FX
Focus: Manual Focus
Lens Mount: Canon EF, Nikon F, Pentax K
Release Date: 2016-03-19
MSRP Price: $674.95
Made in: South Korea
Production Status: In Production
Lens Description: Offering a wide-angle perspective, and characterized by its premium exterior build, the 15mm f/2.4 Blackstone Lens from Irix is a sophisticated prime lens designed for Nikon F-mount cameras. Benefitting the broad field of view is an advanced optical design that features aspherical, low-dispersion, and high-refractive index glass elements to control various aberrations and distortions, as well as maintain accurate and consistent color. A Neutrino coating is also utilized to control lens flare and ghosting and achieve a high degree of contrast and color fidelity when working in strong lighting conditions.
IRIX 15mm f/2.4 Blackstone Specifications
Lens Specifications | |
---|---|
Lens Type | Prime Lens |
Focal Length | 15mm |
Mount Type | Canon EF, Nikon F, Pentax K |
Format | Full Frame / FX |
Compatible Format(s) | Full Frame / APS-C |
Compatible with Teleconverters | No |
Image Stabilization | No |
Aperture Information | |
Aperture Ring | No |
Maximim Aperture | f/2.4 |
Minimum Aperture | f/22 |
Maximum Angle of View (Full frame or larger format) | 110° |
Optical Information | |
Lens Elements | 15 |
Lens Groups | 11 |
Diaphragm Blades | 9 (Rounded) |
Extra-Low Dispersion Glass Elements | 2 |
Special Glass Elements | Three HR Elements |
Aspherical Elements | 2 |
Nano Coating | Yes |
Focus Information | |
Focus | Manual Focus |
Built-in Focus Motor | No |
Minimum Focus Distance | 11.02" (28 cm) |
Filter Information | |
Filter Size | 95mm |
Accepts Filter Type | Screw-on |
Physical Characteristics | |
Weather / Dust Sealing | Yes |
Mount Material | Metal |
Dimensions | 4.49 x 3.94" (114 x 100 mm) |
Weight | 1.51 lb (685 g) |
Other Information | |
Available in Colors | Black |
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