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The focal length and depth of field Sense of perspective and what relation?
The focal length is inversely proportional to the depth of field, the longer the focal depth of field is smaller, the shorter the focal length, the greater the depth of field. Is inversely proportional to the focal length and the strength of the sense of perspective, the longer the focal length clairvoyant feeling weaker, the shorter the focal length clairvoyant feeling stronger.
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