Your search for "sigma sony" revealed the following:
Sigma 60-600mm f/4.5-6.3 DG DN OS Sports Lens (Sony E)
QAR 7,700Key Features Full Frame | f/4.5-6.3 to f/22-32 Standard to Ultra-Telephoto Zoom HLA Linear Focusing Motor Dual Action Zoom System...
SIGMA 100-400MM F/5-6.3 DG DN OS (C) For Sony
QAR 3,600Key Features E-Mount Lens/Full-Frame Format Aperture Range: f/5 to f/29 One FLD Element, Four SLD Elements Stepping Motor AF System...
Sigma 15mm f/1.4 Fisheye DG DN Art Lens (Sony E)
QAR 7,900Full-Frame | f/1.4 to f/16 Bright, Fast Diagonal Fisheye Lens Optimized for Astrophotography High-Response Linear Actuator AF System FLD, SLD...
Sigma 50mm f/1.4 DG DN Art Lens (Sony E)
QAR 3,400Key Features Full-Frame | f/1.4 to f/16 Fast Compact Prime HLA Linear Focusing Motor Aspherical & SLD Glass Elements Rounded...
Sigma 40mm f 1.4 DG HSM A For Sony
QAR 4,400HIGHLIGHTS E-Mount Lens/Full-Frame Format Aperture Range: f/1.4 to f/16 Three FLD Elements, Three SLD Elements One Aspherical Elemen
Sigma 150-600mm f/5-6.3 DG DN OS Sports Lens for Sony E
QAR 5,100HIGHLIGHTS E-Mount Lens/Full-Frame Format Aperture Range: f/5 to f/22 Four FLD Elements, Two SLD Elements Super Multi-Layer Coating OS and...
Sigma 500mm f/5.6 DG DN OS Sports Lens (Sony E)
QAR 12,000Full-Frame | f/5.6 to f/32 Light and Compact Ultra-Telephoto Prime Optimized for Handheld Action Capture High-Response Linear Actuator AF System...
Sigma 105mm F/1.4 DG HSM Art Lens For Sony E
QAR 5,740Key Features E-Mount Lens/Full-Frame Format Aperture Range: f/1.4 to f/16 Three FLD Elements, Two SLD Elements One Aspherical Element Super...
Sigma 35mm f/1.4 DG HSM ART Lens for Sony E-mount Cameras, Black
QAR 3,300Product Highlights E-Mount Lens/Full-Frame Format Aperture Range: f/1.4 to f/16 One FLD Element, Four SLD Elements Two Aspherical Elements Super...
Sigma 14mm f/1.8 DG HSM Art Lens for Sony E
QAR 5,300HIGHLIGHTS E-Mount Lens/Full-Frame Format Aperture Range: f/1.8 to f/16 Three FLD Elements, Four SLD Elements Four Aspherical Elements