ProMaster Extension Tube Set - Canon
Extension tubes are a perfect solution to allow ultra close focusing without sacrificing the optical properties of your lens or the need to buy a more expensive dedicated macro lens. ProMaster Automatic Extension Tubes are precision engineered for a precise fit and proper communications between your camera lens and body. The ProMaster Automatic Extension Tube Set includes a 12mm, 20mm, and 36mm tube that can be used individually or in combination to gain the right magnification for your particular need.
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