New Sigma lens update session and one of the adapters. The fresh firmware enables the issue experienced in some designs to be corrected while extending the adapter assistance to certain goals. Let's see what is going to change.
With the firmware update, the phenomenon is fixed in the event of Sigma lenses with Canon EF attachment so that the selection range of the AF frame (AF point) becomes smaller based on the camera attached. The models listed below are included in the update campaign: Sigma 18-200 mm F3.5-6.3 DC MACRO OS HSM Contemporary Sigma 18-300 mm F3,5-6.3 DC MACRO OS HSM Contemporary Sigma 24 mm F1.4 DG HSM Art The manufacturer reminds that it will be possible to update the firmware using the Optimization Pro program (version 1.5 or higher) and the special USB cable dock usually used to update this type.
In addition to the Sigma lenses, a new firmware that extends compatibility has also updated the MC-11 EF-E Mount Converter. The update can be done via USB cable and software Optimization Pro. The list of compatible targets is as follows: Sigma 18-200 mmF3.5-6.3 DC MACRO OS HSM Contemporary (Ver.2.02 firmware) Sigma 18-300 mm F3,5-6.3 DC MACRO OS HSM Contemporary (Ver.2.01 firmware) Sigma 24 mm F1.4 DG HSM Art (Ver.2.01 firmware)