Canon EOS 5D Mark IV L-series Zoom Lens Kit オーナーマニュアル

Focusing with AF (AF Method)

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Subject with low-contrast such as the blue sky, solid-color flat 
surfaces or when highlight or shadow details are clipped.

 

Subjects in low light.

 

Stripes and other patterns where there is contrast only in the 
horizontal direction.

 

Subjects with repetitive patterns (Example: Skyscraper windows, 
computer keyboards, etc.).

 

Fine lines and subject outlines.

 

Under a light source whose brightness, color, or pattern keeps 
changing.

 

Night scenes or points of light.

 

The image flickers under fluorescent or LED lighting.

 

Extremely small subjects.

 

Subjects at the edge of the picture.

 

Strongly backlit or reflective subjects (Example: Car with a highly 
reflective body, etc.).

 

Near and distant subjects covered by an AF point (Example: Animal 
in a cage, etc.).

 

Subjects that keep moving within the AF point and will not stay still 
due to camera shake or subject blur.

 

Performing AF when the subject is very far out of focus.

 

Soft focus effect is applied with a soft focus lens.

 

A special effect filter is used.

 

Noise (dots of light, banding, etc.) appears on the screen during AF.