

Update: the price of the lens is $899.

The Sigma 24-105mm f/4 DG OS HSM is one of the rumored new DSLR lenses to be announced in 2014 and yesterday CanonRumors published the first picture of the new lens. The basic specs are: 82mm filter, weigh of 885 grams, lens design: 19 elements in 14 groups (for comparison the Nikon 24-120mm f/4 weights 710g and has 17 elements in 13 groups).

I just received information that the Sigma 24-105mm f/4 DG OS HSM lens is already listed on Sigma's website:

Sigma 24-105mm f/4 DG OS HSM specifications:

Lens Construction 19 elements in 14 groups Minimum aperture F22 Filter size 82㎜ Angle of view (35mm equivalent) 84.1°-23.3° Minimum focusing distance 45cm / 17.7in Dimensions (Diameter x Length) φ88.6mm x 109.4mm / 3.5in x 4.3in Number of diaphragm blades 9 (rounded diaphragm) Maximum magnification ratio 1：4.6 Weight 885g / 31.2oz

Sigma 24-105mm f/4 DG OS HSM lens design:

Sigma 24-105mm f/4 DG OS HSM lens MTF chart:

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