Questions tagged [subject-distance]

69 questions
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How can the height of a subject in picture be calculated?

Maybe is not the perfect stackexchange site to ask this but I try. Feel free to move or close my question, but, if you can, suggest me where I can ask this one: I took a photo with a compact digital camera and EXIF says that focal length is 6.2mm…
Christian
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Distance from camera to have the photo print out as it's actual size

How far do I need to be in order to take an actual size photo of an object that's 6.25 inches by 6.25 or, if you prefer; 158.25mm X 158.75mm?