Macros and Diopters
Monday, September 3rd, 2007For my insect photography, I’ve been reading a lot of books and web pages about closeup photography. They usually suggest three things:
- Diopters, a.k.a closeup lenses
- Macro lenses
- Extension tubes
I haven’t tried extension tubes yet, but I did buy myself a cheap set of macro and closeup lenses. However, I discovered that the directions were distinctly lacking. Furthermore, none of the books and web pages I consulted explained what these did or how to use them in words I could understand. So today I ran a few experiments to figure out just what they did and how to use them. Since flying insects in the park aren’t exactly a reproducible test case, I set up my tripod and took some pictures of a flower on my dining room table with different lenses. Here’s what I figured out:
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