You should move the focus point toward the camera body if your lens is back-focusing, or focusing behind the region you’re aiming. This setting is typically referred to as AF Microfocus or AF Fine Tune. If you’re using a modern DSLR, your camera probably has a setting that lets you move the focus point closer to or farther from the camera body. Lens calibration deals with these variations. The precise location of the spot where light is focused onto the sensor changes over time. We pay a lot of money on camera equipment and expect it to perform as promised, but what we’re not told is that there are virtually always tiny variations from lens copy to lens copy and manufacturer to manufacturer. 7.3 What distance should I calibrate my lens?.7.2 Is there canon lens calibration service?.7.1 How much does a camera lens calibration cost?.7 FAQs about How To Calibrate Camera Lens.5.5 Inspect the Photo and Determine if Focusing is Accurate.5.4 Calibrating with a Ruler (option 2).5.3 Calibrating with a Regular Calibrator (option 1).4 How do you know if Lens Focus is accurate?.2 Why Do You Need to Calibrate Your Lenses?.
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