Olympus released firmware updates for three PRO lenses. You can download them here.
M.ZUIKO DIGITAL ED 12-40mm F2.8 PRO:
- Stability of lens aperture when shooting videos has been improved.
- MF shooting operations have been improved.
- Enhanced stability of AF operation when shooting video
- Improved AF operation when using the M.ZUIKO DIGITAL 1.4x Teleconverter MC-14.
- Enhanced stability of sequential shooting when using the E-M1 Mark II.
M.ZUIKO DIGITAL ED 8mm F1.8 Fisheye PRO:
- Improved stability of C-AF operation for sequential shooting with H.
M.ZUIKO DIGITAL ED 300mm F4.0 IS PRO:
- Improved AF operation.
- MF shooting operations have been improved.
- Enhanced stability of operation when shooting video.
- Enhanced stability of sequential shooting when using the E-M1 Mark II.
- Improved image stabilization accuracy when using the E-M1 Mark II.
M.ZUIKO DIGITAL ED 12-40mm F2.8 PRO Amazon/B&H Photo/Adorama
M.ZUIKO DIGITAL ED 8mm F1.8 Fisheye PRO Amazon/B&H Photo/Adorama
M.ZUIKO DIGITAL ED 300mm F4.0 IS PRO Amazon/B&H Photo/Adorama