• Aperture Range: f/1.4 to f/16
  • One Molded Glass Aspherical Element
  • Three Special Low Dispersion Elements
  • Super Multi-Layer Coating
  • Floating System & Large Diameter Design
  • Hyper Sonic AF Motor
  • Rounded Nine-Blade Diaphragm
  • Thermally Stable Composite Material
  • Brass Bayonet Mount
  • Compatible with Sigma USB Dock

Sigma ART 50 f1.4/全片幅50mm f1.4

HK$180.00價格