Sigma announced two fast telephoto zoom lenses, APO 50-150mm F2.8 II EX DC HSM for cameras with APS-C sized sensors and the APO 70-200mm F2.8 II EX DG MACRO HSM for cameras with full frame sensors.

Sigma APO 70-200mm F2.8 II EX DG MACRO HSM

We don't have any info about the pricing yet, but if the claimed performance improvements over the older versions are achieved, the new sigmas will surely stand as very good alternatives to other manufacturers products in this range.

Sigma APO 50-150mm F2.8 II EX DC HSM Specifications:

Lens construction: 18 elements in 14 groups
Angle of view: 27.9° - 9.5°
Aperture blades: 9
Minimum aperture: f/22
Minimum focus distance: 100 cm (39.4 in)
Maximum magnification: 1:5.3
Filter size: ø67 mm
Lens hood: Bayonet type
Dimensions: ø76.5 mm x 140.2 mm (3 in x 5.5 in)
Weight: 780 g (27.5 oz)
Other: 4 SLD（Special Low Dispersion） Elements, Internal Focus, HSM (Hyper Sonic Motor)

APO 50-150mm F2.8 II EX DC HSM

Sigma APO 70-200mm F2.8 II EX DC HSM Specifications

Lens construction: 18 elements in 15 groups
Angle of view: 34.3° - 12.3 °
Aperture blades: 9
Minimum aperture: f/22
Minimum focus distance: 100 cm (39.4 in)
Maximum magnification: 1:3.5
Filter size: ø77 mm
Lens hood: Petal-type hood type
Dimensions: ø86.5 mm x 184.4 mm (3.4 in x 7.3 in)
Weight: 1370 g (48.3 oz)
Other: 2 SLD, 3 ELD (Extraordinary Low Dispersion) Elements, Internal Focus, HSM (Hyper Sonic Motor)

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