Focus-Stacked Macros

Lilly Focus Stacking

Last summer when we were in Maine one of the people staying at the B&B with us was also a photographer. Over breakfast one morning he told me about image focus stacking. The technique is similar to HDR photography, but instead of exposure, different images with various focus and depth of field are combined. Several shots are taken at various focal lengths, and the images are “stacked”, taking the best focused areas from each image to create a very sharp final image.

When I got home from Maine I downloaded Keith’s Image Stacker . Keith Wiley does astrophotography, and wrote the software to sharpen some of his images. I know some people who have gotten excellent results from his program, but I just couldn’t seem to get the hang of it. I lost interest. Last week I upgraded to Photoshop CS5, which has built-in image stacking, and my interest was renewed.

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