OM System M.Zuiko Digital ED 12-45mm F4 Pro Lens - Olympus

The OM System M.Zuiko Digital ED 12-45mm F4 PRO lens is compatible with Olympus and OM System Micro Four Thirds (MFT) cameras.

Yes, the lens is dustproof and splashproof (IPX1).

The filter size is 58mm.

This lens does not have built-in image stabilization, but it is compatible with in-body image stabilization found in many Olympus and OM System camera bodies.

The maximum magnification is 0.25x, allowing for decent macro photography.

The aperture range is F4-22.

Yes, the smooth and quiet autofocus makes it suitable for video recording.

Use a soft, microfiber cloth to gently clean the lens. Avoid using harsh chemicals or excessive pressure.

Ensure the lens is set to autofocus mode on both the lens and the camera body. Clean the lens contacts and try again. Also, ensure the subject has sufficient contrast for the camera to focus.

Check the focus. Ensure the lens is properly mounted and the image stabilization is correctly set (if available on the camera body). Increase the shutter speed to minimize blur from camera shake.

Ensure the lens is properly mounted. Clean the lens contacts on both the lens and camera body. Check the camera's firmware to ensure it is up to date.

The lens is sealed, and you should not attempt to disassemble it yourself. If the debris is affecting image quality, contact a professional camera repair service.