SIGMA USB DOCK UD-01 focus SLR lens focusing device USB dock

Use : Camera Type : Fixed Focus Lens Focus Type : Standard Prime Model Number : USB DOCK UD-01 Lens Type : Automatic Number of Diaphragm Blades : 9 Blades Scene Type : Special Full Frame : Yes Focus Mode : Af, Mf Brand Name : Sigma Sigma USB Dock The 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 Optimization Pro software. This dock is only compatible with the Sigma Art, Contemporary, and Sports line lenses featuring. Sigma Optimization Pro Once a Sigma Art, Contemporary, or Sports line lens is connected, you can use the Sigma Optimization Pro software to configure focus settings and update lens firmware. Focus Settings For all lines of lenses, there are four categories for prime lenses and 16 categories (four options for focal length, four options for shooting distance) for zoom lenses available. These categories allow you to set certain focusing settings to better suit your personal shooting style. Sports Line-Specific Settings If using a Sports line lens, additional lens configurations are available: three different AF speed modes to modify how quickly the lens changes focus; the ability to constrain focus distances within a specific range to suit your personal shooting habits; and three Optical Stabilizer modes to suit the manner in which you are shooting. Note: Product description picture is Canon. If you need a for nikon mouth, when buying, can choose for nikon port directly. FOR Sony, FOR Pentax mouth has been listed, you can shoot that stock. Product Introduction Digital camera out of focus is a common theme, whether it is original or deputy factory lens will have run focus problems. Hit shots out of focus in the past, consumers or else the lens to be adjusted at the factory maintenance, or use the trim function to