Opanda PhotoFilter allows you to apply the effect of various Kodak, Hoya, and Cokin photo filters to your digital images. Just load your image, select the filter, and hit the apply button. You can switch between the filter preview and the original image, and save a copy of the filtered image. Opanda PhotoFilter offers adjustable density and auto luminosity compensation for more natural looking and pleasant result. In addition to improving the quality of your images, the program is also great for testing the effects of (hardware) lens filters.