画像プリントサイズ計算機
Image Print Size Calculator Convert pixel dimensions to physical print size, or work backwards to find the pixel resolution you need for a target print. The calculator pairs the math with a quality-rating table so you can see at a glance whether your image is sharp enough for a 4×6 photo, an A4 print, or a 24×36 poster. How to Use Pick the direction: Pixels → Print Size (you have an image and want to know its print size) or Print Size → Pixels Needed (you have a target print and want the required pixels). Enter the inputs for that mode. In Mode A, type the image width and height ...
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