What To Know
- Instead of using the traditional shutter button to both focus and take the picture, back button focus assigns the focusing action to a dedicated button on the back of the camera.
- Once back button focus is enabled, you can assign it to a specific button on the back of the camera.
- Autofocus uses the shutter button to focus and take the picture, while back button focus separates the focus and shutter release functions.
The Canon Rebel T7, also known as the EOS 2000D, is an entry-level DSLR camera that has gained popularity among aspiring photographers. While it offers a range of features and capabilities, one question that often arises is whether it supports back button focus.
What is Back Button Focus?
Back button focus is a technique that allows photographers to separate the focus and shutter release functions. Instead of using the traditional shutter button to both focus and take the picture, back button focus assigns the focusing action to a dedicated button on the back of the camera.
Benefits of Back Button Focus
There are several advantages to using back button focus:
- Improved Focus Control: By separating focus and shutter release, photographers can maintain a steady focus on their subject while recomposing the shot.
- Faster Focusing: Back button focus allows for quicker focusing, especially in situations where the subject is moving or the camera is on a tripod.
- Focus and Recompose Flexibility: It enables photographers to focus on a specific area of the scene and then recompose the shot without losing focus.
- Reduced Camera Shake: By eliminating the need to half-press the shutter button to focus, back button focus helps reduce camera shake, resulting in sharper images.
Does the Canon Rebel T7 Support Back Button Focus?
Yes, the Canon Rebel T7 does support back button focus. Canon refers to this feature as “AF-ON.”
How to Enable Back Button Focus on the Canon Rebel T7
To enable back button focus on the Canon Rebel T7, follow these steps:
1. Go to the “Custom Functions” menu (C.Fn).
2. Select “C.Fn IV: Operation/Others.”
3. Scroll down to “Shutter Button/AF-ON Button (Switch).”
4. Select “Enable.”
Configuring the Back Button Focus Button
Once back button focus is enabled, you can assign it to a specific button on the back of the camera.
1. Go to the “Custom Controls” menu.
2. Select “Button Customization.”
3. Choose the button you want to use for back button focus (e.g., AF-ON, AE Lock).
4. Assign the “AF-ON” function to the selected button.
Using Back Button Focus on the Canon Rebel T7
To use back button focus, simply:
1. Press and hold the assigned back button focus button.
2. Focus on your subject by rotating the focus ring on the lens.
3. Release the back button focus button to lock focus.
4. Recompose the shot and press the shutter button to take the picture.
Tips for Using Back Button Focus
- Practice Regularly: The more you practice using back button focus, the more proficient you will become.
- Use a Tripod When Possible: A tripod will help stabilize the camera and prevent camera shake, especially when using back button focus.
- Consider Using Eye AF: Eye AF can work in conjunction with back button focus to automatically focus on the subject’s eyes.
- Experiment with Different Focus Modes: Back button focus can be used with different focus modes, such as One-Shot AF, AI Servo AF, and Manual Focus.
In a nutshell: Empowering Your Canon Rebel T7 with Back Button Focus
Back button focus is a powerful tool that can enhance the focusing capabilities of the Canon Rebel T7. By enabling and configuring this feature, photographers can unlock a new level of focus control, flexibility, and precision. Embrace the benefits of back button focus and elevate your photography to the next level.
Top Questions Asked
Q: Why would I want to use back button focus?
A: Back button focus offers improved focus control, faster focusing, focus and recompose flexibility, and reduced camera shake.
Q: How do I know if I have enabled back button focus correctly?
A: When you press the assigned back button focus button, you should see a small yellow square appear in the viewfinder.
Q: Can I use back button focus with all lenses?
A: Yes, back button focus works with all lenses compatible with the Canon Rebel T7.
Q: What is the difference between back button focus and autofocus?
A: Autofocus uses the shutter button to focus and take the picture, while back button focus separates the focus and shutter release functions.
Q: Can I use back button focus in all shooting modes?
A: Back button focus can be used in most shooting modes, except for fully automatic modes (e.g., Scene Intelligent Auto).
