Telephoto Mirror Prime lenses for Olympus E-M10 IV
The Olympus OM-D E-M10 IV incorporates the Micro Four Thirds mount & has a Four Thirds sized sensor. Right now, we have details of 2 Telephoto Mirror Prime lenses that will work with the E-M10 IV.
The E-M10 IV has a crop factor of 2.1 so you will need to multiply the lens focal length with 2.1 to get it's full frame equivalent. You can simply click the 
symbol to see how the lens fits the E-M10 IV.
We have also made an Advanced Lens Search so you are able to 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
Body cameras now worn by bakery staff to deter stealing