Last updated (10 April’11):

The Sigma 150mm f/2.8 EX DG OS HSM APO Macro features 150mm at focal length with maximum aperture of f/2.8. The lens construction has 19 Elements in 13 Groups and has diagonal angle of view at 16.4 degrees. Closest focusing distance at 38 cm / 15 in and has a filter size of 72mm. The Sigma 150mm f/2.8 EX DG OS HSM APO Macro lens weighs 41.6oz and it measures 3.1in/79.6mm in diameter and 5.9in/150mm long.

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The Sigma 50-150mm f/2.8 EX DC APO OS HSM features 50-150mm at focal length with maximum aperture of f/2.8. The lens construction has 21 Elements in 15 Groups and has diagonal angle of view at 27.9-9.5 degrees. Closest focusing distance at 80cm/31.5in and has a filter size of 77mm. The Sigma 50-150mm f/2.8 EX DC APO OS HSM lens has measures Diameter 86.4mm × Length 197.6mm / 3.4in.× 7.8 in.

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The Sigma 12-24mm f/4.5-5.6 DG HSM II features 12-24mm at focal length with maximum aperture of f/4.5-5.6. The lens construction has 17 Elements in 13 Groups and has diagonal angle of view at 122-84.1 degrees. Closest focusing distance at 28cm/11in. The Sigma 12-24mm f/4.5-5.6 DG HSM II lens has measures Diameter 87mm×Length 120.2mm / 3.4in.×4.7in.

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The Sigma 105mm F2.8 EX DG OS HSM MACRO features 105mm at focal length with maximum aperture of f/2.8. The lens construction has 16 Elements in 11 Groups and has diagonal angle of view at 23.3 degrees. Closest focusing distance at 31.2cm / 12.3in and has a filter size of 62mm. The Sigma 105mm F2.8 EX DG OS HSM MACRO lens measures Diameter 78.3mm × Length 126.4mm / 3.1in.×5in.

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Last updated (08 September’10):

The Sigma 85mm f/1.4 EX DG HSM features 85mm at focal length with maximum aperture of f/1.4. The lens construction has 11 Elements in 8 Groups and has diagonal angle of view at 28.6 degrees. Closest focusing distance at 85 cm / 33.5 in and has a filter size of 77mm. The Sigma 85mm f/1.4 EX DG HSM lens weighs TBC and it measures 3.3 inches in diameter and 3.4 inches long.

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Popularity: 2%

Last updated (09 August’10):
- Review by Photozone

The Sigma 17-50mm f/2.8 EX DC OS HSM features 17-50mm at focal length with maximum aperture of f/2.8. The lens construction has 17 Elements in 13 Groups and has diagonal angle of view at 72.4 degrees. Closest focusing distance at 28 cm/11 in and has a filter size of 77mm. The Sigma 17-50mm f/2.8 EX DC OS HSM lens weighs 565g/19.9oz and it measures 3.3 inches in diameter and 3.6 inches long.

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Popularity: 2%

Last updated (08 August’10):

The Sigma 800mm f/5.6 EX DG HSM APO features 800mm at focal length with maximum aperture of f/5.6. The lens construction has 12 Elements in 9 Groups and has diagonal angle of view at 3.1 degrees. Closest focusing distance at 700 cm/275.6 in and has a filter size of 46mm (Rear). The Sigma 800mm f/5.6 EX DG HSM APO lens weighs 4740g/167.2oz and it measures 6.2 inches in diameter and 20.5 inches long.

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Last updated (07 August’10):
- Review by Ephotozine

The Sigma 20-40mm f/2.8 EX DG Aspherical features 20-40mm at focal length with maximum aperture of f/2.8. The lens construction has 17 elements in 13 groups and has diagonal angle of view at 94.5-56.8 degrees. Closest focusing distance at 30 cm and has a filter size of 82mm. The Sigma 20-40mm f/2.8 EX DG Aspherical lens weighs 600 g and it measures 89mm in diameter and 107.8 mm long.

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Popularity: 1%

Last updated (06 August’10):
- Review by Photodo

The Sigma 50-500mm f/4-6.3 EX DG HSM APO features 50-500mm at focal length with maximum aperture of f/4-6.3. The lens construction has 20 Elements in 16 Groups and has diagonal angle of view at 46.8 degrees. Closest focusing distance at 1-3m (39.4-118.1″) and has a filter size of 86mm. The Sigma 50-500mm f/4-6.3 EX DG HSM APO lens weighs 1650g / 58.2oz and it measures 3.7 inches in diameter and 8.5 inches long.

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Last updated (06 August’10):
- Review by Luminous-landscape

The Sigma 14mm f/2.8 EX HSM RF Aspherical features 14mm at focal length with maximum aperture of f/2.8. The lens construction has 14 elements in 10 groups and has diagonal angle of view at 114.2 degrees. Closest focusing distance at 0.18m (7.1″) and has a filter size of rear gelatin filter. The Sigma 14mm f/2.8 EX HSM RF Aspherical lens weighs 630g (22.2oz) and it measures 3.2 inches in diameter and 3.6 inches long.

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Popularity: 1%