What are the different AF modes Canon?
There are 3 types of AF modes that you can choose from to best fit your shooting situation: One Shot AF, AI Servo AF, and AI Focus AF which automatically switches between One Shot AF and AI Servo AF where necessary. In One Shot AF mode, half-press the shutter button.
How does Canon AF work?
Incoming light from the camera lens passes into the very precise AF optical system. The lens is focused on the subject it’s being aimed at. Each pixel on the pair of light-sensitive lines on the AF sensor can individually detect when it’s being hit by incoming light.
What is AF Live mode Canon 7D?
The 7D’s Live View mode also offers three autofocus modes: “Quick mode,” which employs the normal phase-detection scheme used when using the optical viewfinder, contrast-detect autofocus called “Live mode,” which uses image-sensor data, an a face detection option called “Live face detection mode,” which also uses …
How do I use autofocus on Canon 7D?
Just press the AF point button with your thumb (the little round button, furthest to the right on the back of the 7D) and move the wheel to change your focus point. This allows you to continuously control your point of focus without losing momentum in your session. Auto Focus Point Expansion.
What is AF Point Expansion?
AF Point Expansion allows the user to manually choose any one AF point to be the primary point he or she wants to use to focus on their subjects. This occurs whether you’re shooting a stationary subject in One-Shot AF mode, or tracking a moving subject in AI Servo AF.
What is AI focus in canon?
On a Canon camera, you have spot, AI Focus, and AI Servo focus modes. AI Focus tracks focus continuously until the subject stops, then it locks focus, and then tracks again if the subject begins to move. AI Servo continuously tracks focus and never locks.
What is 9 point AF in camera?
When using your camera in autofocus mode, the autofocus points will help you direct the focus to a particular location in the frame. Some cameras have a 9 point system, while other cameras have 11 points or even 51 points. The more AF points a camera has, the more options you have to fine-tune the focus.