The Sigma I-Series is a line of compact, beautifully designed high-performance optics for mirrorless camera systems. Included in the collection is the Sigma 90mm prime lens, which expands the Contemporary product line. It combines excellent resolution with a small body that is perfectly balanced for mirrorless systems.
Sensor compatibility | APS-C / DX |
Weight | 290 g |
Focus type | Autofocus, Manual focus |
Lens type | Normal Lens, Zoom |
Bayonet lens mount | Sony E |
Focal length | 18 - 50 mm |
Item number | 17238787 |
Colour | Black |
Minimum focus distance | 0.30 m |
Lens type | Normal Lens, Zoom |
Bayonet lens mount | Sony E |
Aperture | 2.80 |
Min. aperture | 22 |
Min. focal length (exact) | 18 mm |
Max. Focal length (exact) | 50 mm |
Focal length | 18 - 50 mm |
Sensor compatibility | APS-C / DX |
Number of diaphragm blades | 7 x |
Filter thread | 55 mm |
Number of lenses | 13 |
Number of lens groups | 10 |
Lens equipment | Filter thread, Metal bayonet |
Optical zoom | 2.80 x |
Focus type | Autofocus, Manual focus |
Durability | Splashproof |
Country code | EN |
Min. aperture opening | f/22 |
Max. aperture | f/2.8 |
Aperture | f/2.8 |
Min. focal length (exact) | 0.02 m |
Max. Focal length (exact) | 0.05 m |
Filter thread | 0.06 m |
Lens equipment | Zoom function |
Country of origin | Germany |
CO₂-Emission | |
Climate contribution |
Scope of delivery | 1x Sigma 18-50 mm F, 2.8 DC DN|1x front cover (LCF-55 III)|1x lens hood (LH582-02)|1x back cover (LCR-II) |
Weight | 290 g |
Length | 75 mm |
Diameter | 64.50 mm |
Length | 13.60 cm |
Width | 10.50 cm |
Height | 10.50 cm |
Weight | 464 g |
How often does a product of this brand in the «Lenses» category have a defect within the first 24 months?
Source: GalaxusHow many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?
Source: GalaxusHow often is a product of this brand in the «Lenses» category returned?
Source: Galaxus
The resolution is best in the wide-angle range. Measured on the Sony Alpha 6600, the Sigma achieved 1,952 line pairs per image height in the image centre. The performance decreases somewhat with increasing focal length. Vignetting is about the same across the focal length range at 0.6 to 0.7 stops...