Sigma 50-100mm F1.8 A is a Fixed aperture Auto Focus (AF) Telephoto Zoom
lens with APS-C / DX max sensor coverage, and it is designed to be used with Nikon F (DX) mount cameras.
Sigma 50-100mm F1.8 A is a member of Sigma's Art series of lenses. Below you can see the latest lenses in this series.
Art Series Lenses in Nikon F (DX) Mount
Sigma 50-100mm F1.8 A is compatible with cameras that have Nikon F (DX) lens mount. Some of the latest released cameras that are compatible with the Nikon F (DX) lenses are Nikon D3500, Nikon D7500 and Nikon D5600.
Sigma 50-100mm F1.8 A is also available in Canon EF and Sigma SA mounts.
Size, Weight and Filter Thread
Size and weight is a very important decision factor when searching for your next lens. Sigma 50-100mm F1.8 A has a maximum diameter of 94mm and total length of 171mm.
Sigma 50-100mm F1.8 A has a filter thread of 82mm.
Sigma 50-100mm F1.8 A has a focal range of 50-100mm and 2.0X zoom ratio which has a 35mm equivalent focal range of 75-150mm when used on a APS-C / DX format camera.
Optical Image Stabilization
Sigma 50-100mm F1.8 A doesn't have an optical image stabilization system so the only option to stabilize the image taken with this lens is to mount on a camera body with IBIS (sensor based In-body image stabilization).
Sigma 50-100mm F1.8 A features Rotary (internal) zoom method where the length of the lens doesn't change while you are zooming in or out. Even though this design has a size disadvantage in general compare to extending designs, it has the benefits of better sealing against dust and moisture, no zoom creep and no weight balance shift while zooming.
Maximum Magnification Ratio
Sigma 50-100mm F1.8 A has a Max Magnification Ratio of 0.15x and has a minimum focusing distance of 0.95m. 0.15x means that the max magnification ratio is very low and not suitable even for modest close-up shots.
Sigma 50-100mm F1.8 A is a fixed aperture lens with a constant max aperture of f1.8 from 50mm all the way to the 100mm .
Sigma 50-100mm F1.8 A's optical formula consists of 21 elements in 15 groups . Following special elements are used in this design:
- Three FLD
- one SLD
- one HRI elements
Sigma 50-100mm F1.8 A comes with a removable lens hood which is handy to reduce lens flare and glare in your photos.
Sigma 50-100mm F1.8 A is available in Black color.
Popular Comparisons of Sigma 50-100mm F1.8 A
Here is the eight most popular comparisons of Sigma 50-100mm F1.8 A amongst Camera Decision readers.