LEAKED: Additional details on the Sigma 70-200mm lens

Today at 12:00 London time Sigma will announce the full specs and pricing for the 70-200mm f/2.8 lens. Here are some last minute leaked specs and images:

• Exceptional optical performance
• lightweight
• Sony E mount / Leica L mount
• 15 groups 20 elements 6FLD 2SLD 3 aspherical
• Inner zoom structure
• 2 AF drives
• Reduce focus breathing to a minimum
• Structure
  /Mount area: Magnesium alloy
  /Body: TSC
  /Hood: CFRP
• Significantly lighter than previous model
• Dustproof and splashproof
• Fluorine coating
• Newly developed Arca-Swiss compatible tripod mount
• Equipped with aperture ring (with lock/click)
• 3 AFL buttons

via Asobinet