Sigma Corp. has announced two new HSM lenses: the 18-50mm F3.5-5.6 DC HSM and 55-200mm F4-5.6 DC HSM. These new lenses are fully compatible with all Nikon digital SLR camera, including the new D40 and D40x.


18-50mm F3.5-5.6 DC HSM

The HSM is incorporated into the compact standard zoom lens 18-50mm F3.5-5.6 DC giving this lens the capability to auto focus with all Nikon DSLR cameras(including the D40 and D40x).  An aspherical lens and Super Multi Layer Coatings are used to achieve excellent lens performance and High image quality throughout the entire zoom range.

*Vignetting will occur if the lens is used with digital cameras with image sensors larger than APS-C size or 35mm SLR cameras. 

Specifications

*Lens Construction:8 Elements 8 Groups
*Angle of View:76.5-31.7 degrees
*Number of Diagram Blades:7 Blades
*Minimum Aperture (W):F22
*Minimum Focusing Distance:25cm (9.8")
*Maximum Magnification:1:3.5
*Filter Size:58mm
*Lens Hood:Bayonet Type
*Dimensions:69.6mm(2.7") x 60mm(2.4")
*Weight:250g (8.8 oz)
*Barcode No.0085126-551551


55-200mm F4-5.6 DC HSM for Nikon

This compact and lightweight telephoto zoom lens 55-200mm F4-5.6 DC incorporates the HSM system, making it capable of autofocusing with all Nikon DSLR cameras(including the D40 and D40x). This compact telephoto zoom lens is suitable for field work. Super Multi Layer Coating and lens power layout provide high picture quality throughout the entire zoom range.

*Vignetting will occur if the lens is used with digital cameras with image sensors larger than APS-C size or 35mm SLR cameras. 

Specifications

*Lens Construction:12 Elements 9 Groups
*Angle of View:28.9-8.1 degrees
*Number of Diagram Blades:8 Blades
*Minimum Aperture (W):F22
*Minimum Focusing Distance:110cm (43.3")
*Maximum Magnification:1:4.5
*Filter Size:55mm
*Lens Hood:Bayonet Type
*Dimensions:71mm(2.8") x 84.6mm(3.3")
*Weight:310g (10.9 oz)
*Barcode No.0085126-685553