Canon EF 200-400mm f/4L IS USM Extender 1.4X User Manual - Page 13

8. Image Stabilizer You can use the image stabilizer in AF, PF, or MF mode. Also, the Image Stabilizer can be used regardless of the internal extender setting (either 1x or 1.4x). Set the STABILIZER switch to ON. ●● If you are not going to use the image stabilizer function, set the switch to OFF. Select the stabilizer mode. ●● MODE 1: Corrects vibrations in all directions. It is mainly effective for shooting still subjects. ●● MODE 2: Corrects vertical camera shake during following shots in a horizontal direction, and corrects horizontal camera shake during following shots in a vertical direction. ●● MODE 3: Corrects vibration only during exposure. During panning shots, corrects vibration during exposure only in one direction the same as MODE 2. First press the shutter button down halfway, then press down all the way to take the picture. ●● MODE 1, 2: Press the shutter button down halfway to stabilize the image in the viewfinder and enable stabilization. ●● MODE 3: Press the shutter down halfway to initiate computation of stabilization, then press down all the way to enable stabilization. ENG-12