Sigma 18-200mm F3.5-6.3 DC is an Auto Focus (AF) SuperZoom
lens with APS-C / DX max sensor coverage and it is designed to be used with Nikon F (DX) mount cameras.
Lenses in Nikon F (DX) Mount with Same Focal and Aperture Range
Sigma 18-200mm F3.5-6.3 DC is compatible with cameras that have Nikon F (DX)
lens mount. Some of the latest released cameras with Nikon F (DX) lens mount are Nikon D3500
, Nikon D7500
and Nikon D5600
Max sensor coverage of Sigma 18-200mm F3.5-6.3 DC is APS-C / DX
Sigma 18-200mm F3.5-6.3 DC has a focal range of 18-200mm and 11.1X zoom ratio.
Optical Image Stabilization
Sigma 18-200mm F3.5-6.3 DC 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 18-200mm F3.5-6.3 DC features Rotary (extending)
zoom method where the length of the lens changes as you zoom in or out. This makes it possible to design the lens with a smaller minimum length ( generally when it is zoomed out) compared to internal zoom lenses. The disadvantages of this design are being harder to seal against dust and moisture, weight balance shifting while zooming and zoom creep in certain lenses.
Sigma 18-200mm F3.5-6.3 DC has a Zoom lock
feature which eliminates Zoom creep where focal length of the lens changes with gravity when it's held downwards or upwards.
Maximum Magnification Ratio
Sigma 18-200mm F3.5-6.3 DC has a Max Magnification Ratio of 0.23x
and has a minimum focusing distance of 0.45m
Sigma 18-200mm F3.5-6.3 DC is a variable aperture lens with a max aperture of f3.5 and a minimum aperture of f22 at 18mm, and a max aperture of f6.3 and minimum aperture of f40 at 200mm .
Sigma 18-200mm F3.5-6.3 DC's optical formula consists of 15 elements in 13 groups.
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