Sigma USB Dock for Pentax Lenses Discontinued This is a 50mm focal

This is a 50mm focal length

4 maximum aperture benefits working in difficult lighting conditions and also affords increased control over depth of field

Available in 18 unique versions and made with high-quality fabrics and surface-treated metallic elements

is a fast portrait-length lens offering impressive subject separation using an especially shallow depth of field

Sigma USB Dock for Pentax Lenses Discontinued This is a 50mm focalThe Sigma USB Dock allows you to connect your Sigma Global Vision lenses to your computer in order to update firmware and adjust focus setting parameters using the Sigma Optimisation Pro software. This dock is only compatible with the Sigma Art, Contemporary, and Sports line lenses featuring a Pentax K lens mount. Sigma Optimisation Pro Once a Sigma Art, Contemporary, or Sports line lens is connected, you can use the Sigma Optimisation Pro software to