The calculator will perform the conversion to use other ISO stops. The distance given will automatically be converted from meters to feet in the calculator. Version 2.0 added an option to select the power setting on the flash calculator. The selections include Full, 1/2, 1/4, 1/8, 1/16, 1/32, 1/64 and 1/128. Using the inverse square law, the calculator will provide the flash drop off distances for 25%, 50% and 75% of power setting. The depth of field calculator includes a large selection of camera manufacturers and models. This list is used to provide the basis of the depth of field calculation. If your camera is not listed, you will be able to add the manufacturer and model. The "Circle of Confusion" value must be provided for the depth of field to be calculated.
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