Telephoto Mirror Prime lenses for YI M1
The YI M1 has the Micro Four Thirds mount & has a Four Thirds sensor. Right now, we have details of 2 Telephoto Mirror Prime lenses which will suit the M1.
The M1 has a crop factor of 2.1 so you need to multiply the lens focal length with 2.1 to find it's full frame equivalent. You can just click the 
image to see how the lens fits the M1.
We have also designed an Advanced Lens Search so you can find your ideal lens.
ModelVisualizeFocal LengthApertureStabilizedWeight
Samyang Reflex 300mm f6.3 UMC CS300mmf/6.3 260g
Tokina Reflex 300mm F6.3 MF Macro300mmf/6.3 298g
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