Sigma 18-200mm f/3.5-6.3 DC OS HSM Lens Lewiston ME
649 Turner St
105 Topsham Fair Mall Rd
Deny's Service Center
1256 Sabattus St
248 Lisbon St
153 Ferry Rd
Helios Quality Consignments
1120 Center Street
125 Topsham Fair Mall Rd
M-Fr: 8:00 a.m.-10:00 p.m.Sa: 8:00 a.m.-10:00 p.m.Su: 8:00 a.m.-9:00 p.m.
491 Lisbon St
770 Main St
513 Sabattus St
Sigma 18-200mm f/3.5-6.3 DC OS HSM Lens Review at Cameratown.com
Sigma 18-200mm f/3.5-6.3 DC OS HSM Lens Review
Reader Score: 6.00 (out of 10)
Review (Summary) "The Sigma 18-200mm f/3.5-6.3 DC OS HSM is the latest in the company's long line of superzooms, which stretches back to the early 1990s and a series of 28-200mm (and later 28-300mm) lenses for 35mm SLRs. ...Like all superzooms the Sigma 18-200mm OS features a complex optical design, in this case 18 elements in 13 groups including one Super-Low Dispersion (SLD) glass element, and no fewer than three aspherical elements to combat aberrations. ...
... Most interestingly, this is a lens which appears to concentrate on minimizing distortion and chromatic aberration rather than maximizing sharpness. This immediately means it won't win the favor of a certain type of resolution-obsessed photographer, who will look on its inconsistent sharpness (and indeed substantial lack of it at mid-telephoto focal lengths) with displeasure...."
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