Aperture

Buying a macro lens can be expensive (especially a real macro lens such as MP-E 65 for EF Canon EOS bodies). Fortunately there’s the cheap alternative: macro extension tubes. With 100 EUR you can actually have 3 of different sizes which can work independently or together. That’s the case with Kenko Automatic Extension Tube Set DG:

Fig. 1: From left to right: 1 – 12mm tube; 2 – 20mm tube; 3 – 36mm tube.

Extension tubes are to be mounted between your camera body and the lens. What they actually do is to physically modify your minimal focal distance, thus allowing you to get closer to your subject by moving the lens away from your camera, resulting in a magnified frame.

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