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A good, affordable third party lens for Nikon digital SLR users, covering your general telephoto range needs and also good for portraits and wide scene field sports shots. A macro function is included.  If you’re using an APS-C size camera sensor, ie not a Nikon D3 or similar full frame series camera, you’ll have an effective 35mm equivalent focal range of 105-450mm. The built-in motor allows autofocus with all Nikon digital cameras.

A good, affordable third party lens for Nikon digital SLR users, covering your general telephoto range needs and also good for portraits and wide scene field sports shots. Picture sharpness is enhanced with special low dispersion glass elements and a macro function is included.  If you’re using an APS-C size camera sensor, ie not a Nikon D3 or similar full frame series camera, you’ll have an effective 35mm equivalent focal range of 105-450mm.

The Sigma 18-50 F2.8-4.5 DC OS HSM lens for Nikon is specially designed to suit the characteristics of digital SLR cameras and provides a high level of optical performance. It is a large aperture standard zoom lens, with close-up ability, is ideal for portrait and snap shots. Special Low Dispersion (SLD) and Extraordinary Low Dispersion (ELD) glass elements provide excellent correction of color aberrations. This lens produces an exceptional level of optical performance.
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The Sigma 18-50mm F2.8 EX DC Macro HSM for Nikon  lens is specially designed to suit the characteristics of digital SLR cameras and provides a high level of optical performance. It offers superior peripheral brightness as well as a compact and lightweight construction. It is ideal for close-up photography.

This high zoom ratio lens is exclusively designed for digital SLR cameras and capable of covering a wide range of focal lengths from wide-angle to telephoto. This lens is exclusively designed for Nikon DX cameras (entry to mid-range cameras and incorporates a motor drive for autofocus compatibility with the D40x

This 18-200mm lens is for Nikon DX digital SLRS only, ie Nikon DSLRs that use the APS-C size sensor format and gives a 35mm film equivalent focal length range of 27-300mm for a full range of coverage from extra wide to telephoto. This lens is also image stabilised for sharper pictures under slower shutter speeds and equipped with a hyper-sonic motor for faster, quieter focussing. The internal focussing system makes it easy to use a circular polariser as the front element does not rotate.

This telephoto zoom lens incorporates Sigma’s original OS (Optical Stabilizer) function and is housed in a compact construction.  With a focal range of 70-300mm, this is a good complement to a standard wide lens to complete your photographic needs from wide to telephoto. Applications include portraiture and general photography. The OS function offers the use of shutter speeds approximately 4 stops slower than would otherwise be possible while the SLD (Special Low Dispersion) glass element provides excellent correction for all types of aberrations. High image quality is assured throughout the entire zoom range.

This Lightweight, 490g lens is designed  for APS-C size sensor Nikon SLRs (most entry to mid range). When used on a full frame Nikon SLR, you will lose Full-Frame capture and the sensor will automatically crop to DX(APS-C) format.

Specifications

35mm equivalent focal length range: 25-105mm
Lens perspective: wide angle and short telephoto
Minimum aperture: f22
Image stabilisation: Lens stabilisation
Hyper-Sonic Motor: Yes
Special lens elements: 15 Elements in 12 Groups
Filter size: 72mm
Weight: 490g
Dimensions: 79 x 82.5mm
Maximum magnification: 1:2.3
Recommended applications: Landscapes and Portraits

 *WARNING: When used on a full frame SLR, you will lose Full-Frame capture and the sensor will automatically crop to DX(APS-C) format.

This lightweight, 470g lens is designed for APS-C size sensor Nikon SLRs (most entry to mid range). When used on a full frame Nikon SLR you will lose Full-Frame capture and the sensor will automatically crop to DX(APS-C) format.

Specifications

Minimum Aperture: F22 
Minimum Focusing Distance: 24cm 
Dimensions: 83.5mm X 81.0mm
Weigh: 470g

The SIGMA 18-250mm F3.5-6.3 DC OS HSM incorporates Optical Stabilizer which provides not only an anti-shake function for the camera body, but also compensates for image shaking in the view finder as the Optical Stabilizer is built in to the lens.

This wide angle to short telephoto lens is great for vast, sweeping landscapes, very wide group shots as well as close ups from far away for creative portraiture.
The 18-250mm incorporates four Special Low Dispersion glass elements and three aspherical lens elements for excellent image quality throughout the entire zoom range, an inner focusing system which eliminates front lens rotation, and a super multi-layer coating reduce the ghost in the backlight photography.