Wideangle Fisheye Prime 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 3 Wideangle Fisheye Prime 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
Sigma 15mm F2.8 EX DG Diagonal Fisheye15mmf/2.8 370g
Samyang 8mm F3.5 Aspherical IF MC Fisheye8mmf/3.5 443g
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Rokinon 8mm f3.5 Aspherical Fisheye8mmf/3.5 443g