The Opteka High Definition 2X Telephoto Converter is an extension tube designed specifically for Opteka 420-1300mm SLR lenses. This converter allows for a 2X telephoto effect, providing photographers with more versatility in their shooting. With a screw-in fastening mechanism, it is easy to attach and remove from the lens. Its universal design ensures compatibility with a wide range of lenses and cameras. Ideal for photographers looking to expand their creative capabilities and capture distant subjects with ease.
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