Wideangle Fisheye Prime lenses for Sigma SD15
The Sigma SD15 has the Sigma SA mount and has a APS-C sensor. Right now, we have details of 4 Wideangle Fisheye Prime lenses which will fit the SD15.
The SD15 offers a crop factor of 1.7 so you need to multiply the lens focal length with 1.7 to see it's full frame equivalent. You can just click the 
icon to view how the lens fits the SD15.
We have additionally launched an Advanced Lens Search so you can now find your ideal lens.
ModelVisualizeFocal LengthApertureStabilizedWeight
Sigma 4.5mm F2.8 EX DC HSM Circular Fisheye5mmf/2.8 470g
Sigma 10mm F2.8 EX DC HSM Diagonal Fisheye10mmf/2.8 475g
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Sigma 15mm F2.8 EX DG Diagonal Fisheye15mmf/2.8 370g
Sigma 8mm F3.5 EX DG Circular Fisheye8mmf/3.5 400g