The new Sigma 18-250mm F3.5-6.3 DC Macro OS HSM differs from Sigma's earlier 18-250mm F3.5-6.3 DC OS HSM lens in that it's physically smaller and lighter, it has better macro capability and it uses sigma's TSC (thermally stable composite) material which minimizes the effect of temperature on the...

Don 't be afraid to buy this lens !!! I have several Nikon lenses and Tamrons and was skid dish about Sigma. I have had this on my Nikon for several months now and won't take it off. This is a #1 walk around lens. It's ready for anything. There is some weight to it but not too bad.

"This is a very nice lens for travel. It will increase my reach and give me macro option as well. It balance well with D5100 body very well. It feel good on your hand.Another plus is the price, almost 50% less than Nikon's 18-200MM.

The Sigma 18-250mm F3.6-6.3 DC Macro OS HSM is one of the best of the current bunch of SLR superzooms, with decent optics, fast autofocus and effective image stabilization. It's a reliable performer, and its close-up capability is handy too.

Photographers looking for a compact, lightweight, all-in-one general purpose and travel lens.;

Anyone unwilling to sacrifice image quality for convenience;

Sigma's DC 18–250mm f/3.5–5.6 Macro OS HSM lens is designed to be an all-in-one lens and the focal length is one of the widest available on the market. It was specifically designed for use with an APS-sized sensor, which makes it more like a 24–300 lens, depending on the crop factor of the camera...

Light; Big zoom range; Pretty good image stabilization

Soft edges; Significant chromatic aberration

The perfect lens for those wishing they didn't have to change lenses all the time. We bought this to replace our two lenses and it worked out nicely. Takes perfect pictures and is easy to operate. Would recommend this to anyone.

Photographers often have to compromise when it comes to third-party lenses, particularly ones that cover such extreme focal lengths as the 18-250mm. This Sigma model is excellent value for money, offering good sharpness and performance, with a lengthy zoom.

Very lightweight and compact; Pleasing bokeh; Excellent sharpness at the telephoto reach

No manual focus override in AF mode

The barrel has a large zoom ring and a small manual-focusing ring at the front, with a zoom scale marked at 18, 24, 28, 35, 50, 80, 135, and 250mm. The three switches on the barrel include Zoom Lock, AF/MF, and stabilization ON/OFF.

Handling and features Performance Verdict Specification This 13.8x superzoom lens is compatible with Canon, Nikon, Pentax, Sony and Sigma DSLRs that have an APS-C sized sensor or smaller.

Very good performance for a superzoom; Effective optical Stabilisation; Compact size; Light weight; Good build quality

f/6.3 max aperture at 250mm is relatively slow; No full time manual focus override (which isn't really much of an issue

Very versatile walk around lens. just like carrying 18-55 + 55-250 with a tripod.

good built quality; effective OS; HSM motor; very good IQ between 18-80

quiet heavy; average IQ between 135-200