Sigma to announce a new 135mm f/1.4 full-frame lens on September 9th during the “Master of Optics” event

By PR admin | Published: August 25, 2025


Sigma is rumored to announce a new 135mm f/1.4 full-frame lens on September 9th. Here are the rumored basic specs:

  • Full-frame autofocus lens
  • 105mm filter thread
  • Weight: 1320g
  • Classic black finish
  • Removable tripod collar
  • Available for Sony E and Leica L-mount
  • New product launch live broadcast: Time: September 9, 2025
  • “Master of Optics” special exhibition: September 10-11, 2025


Sigma is also rumored to announce two additional lenses:

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