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Pinhole Exposure Charts 369x274

Free Pinhole Camera Exposure Charts

To calculate the exposure time for pinhole camera, we first of all need to know the f number of the pinhole camera. Unlike normal cameras, this value does not change because the hole remains the same size which therefore simplifies the final calculation. Pinhole f  Number. This is the distance from the film divided by the diameter of the pinhole. Let’s assume that our pinhole camera has a focal …