A weatherproof, full-frame ILC with a no viewfinder and a full-time electronic shutter plus a 49-point contrast AF system in a compact body that weighs only 370 grams.
Sigma 45mm f/2.8 DG DN Contemporary lens
https://www.photoreview.com.au/reviews/mirrorless-lenses/mirrorless-lenses-full-frame/sigma-45mm-f-2-8-dg-dn-contemporary-lens/A robustly-built, fast prime lens for full frame L-Mount cameras, which is also available with an E-mount for Sony’s mirrorless α7 and α9 cameras.
Sigma 30mm f/1.4 DC HSM Art lens
https://www.photoreview.com.au/reviews/lenses/other-ilc/sigma-30mm-f14-dc-hsm-art-lens/An updated standard prime lens for APS-C cameras, which features telecentric optics and a linear hypersonic AF motor.
Sigma sd Quattro
https://www.photoreview.com.au/reviews/advanced-compact-cameras/interchangeable-lens/sigma-sd-quattro/One of the first interchangeable-lens cameras to use the Foveon Quattro sensor, the sd Quattro has a new hybrid AF system and weatherproof body.
Sigma dp3 Quattro
https://www.photoreview.com.au/reviews/advanced-compact-cameras/fixed-lens/sigma-dp3-quattro/The latest version of Sigma’s Quattro compact camera features a fast medium telephoto lens with ‘macro’ capabilities.
Sigma DP2 Quattro
https://www.photoreview.com.au/reviews/advanced-compact-cameras/fixed-lens/sigma-dp2-quattro/Sigma’s revised compact camera features a total body re-design plus a new APS-C-sized Foveon sensor with 30% higher resolution plus a matching 30mm f/2.8 lens.
Sigma 50mm f/1.4 DG HSM Art Lens
https://www.photoreview.com.au/reviews/lenses/full-frame/sigma-50mm-f14-dg-hsm-art-lens/The latest addition to Sigma’s Art series is a professional-quality, 50mm f/1.4 prime lens with mounts for ‘full frame’ DSLRs from Canon, Nikon and Sigma.
Sigma 24-105mm f/4 DG (OS) HSM Art Lens
https://www.photoreview.com.au/reviews/lenses/full-frame/sigma-24-105mm-f4-dg-os-hsm-art-lens/An affordably-priced ‘standard’ zoom lens for cameras with 36 x 24 mm sensors, which offers excellent build quality and imaging performance.
Sigma APO Macro 180mm f/2.8 EX DG OS HSM Lens
https://www.photoreview.com.au/reviews/lenses/full-frame/sigma-apo-macro-180mm-f28-ex-dg-os-hsm-lens/A sophisticated update to a popular macro lens with an extended working distance that facilitates close-ups of mobile creatures.
Sigma SD15
https://www.photoreview.com.au/reviews/dslr-cameras/advanced/sigma-sd15/A well-built DSLR camera for photographers who want to work with raw files to obtain maximum image quality.It’s taken a while for Sigma’s SD15 to reach the market. First displayed at Photokina 2008 and then officially announced as a successor to the SD14 on 20 February, 2010, the SD15 has only just gone on sale locally. It offers a few updates to its predecessor but features the same Foveon X3 sensor, which has a focal length crop factor of 1.7x.