Telephoto Zoom lenses for Pentax ist DS2
The Pentax ist DS2 utilizes the Pentax KAF mount & has a APS-C sized sensor. At the moment, we have details of 7 Telephoto Zoom lenses that will work with the ist DS2.
The ist DS2 has a crop factor of 1.5 so you need to multiply the lens focal length with 1.5 to get it's full frame equivalent. You can just click the 
symbol to see how the lens fits the ist DS2.
We have additionally launched an Advanced Lens Search so you are able to uncover your perfect lens.
ModelVisualizeFocal LengthApertureStabilizedWeight
Tamron SP AF 70-200mm F2.8 Di LD IF MACRO70-200mmf/2.8 1330g
Sigma 70-300mm F4-5.6 DG Macro70-300mmf/4.0-5.6 550g
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Sigma 70-300mm F4-5.6 APO DG Macro70-300mmf/4.0-5.6 550g
Tamron AF 70-300mm F4-5.6 Di LD Macro70-300mmf/4.0-5.6 435g
Pentax smc DA 50-200mm F4-5.6 ED WR50-200mmf/4.0-5.6 285g
Pentax smc DA 55-300mm F4.0-5.8 ED55-300mmf/4.0-5.8 440g
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Pentax smc DA 50-200mm F4-5.6 ED50-200mmf/4.0-5.6 272g