Panasonic LUMIX S 100-500mm F5-7.1 Telephoto Zoom Lens - L-Mount

Using a 2x teleconverter, the effective focal length becomes 200-1000mm.

Yes, but you may need to increase the ISO to maintain a fast enough shutter speed. Using a tripod is also recommended.

Firmware updates are typically done through the camera body. Refer to your camera's manual for instructions.

Dual I.S. 2 is Panasonic's image stabilization system, which combines lens and camera stabilization for enhanced performance.

While the lens has a dust- and splash-resistant design, it is not fully weather-sealed.

This lens is ideal for wildlife, sports, and landscape photography where you need a long reach.

Ensure the lens is set to autofocus mode and the subject has sufficient contrast. Clean the lens contacts and update the camera firmware.

Check your shutter speed, especially at longer focal lengths. Use a tripod or increase the ISO to compensate. Ensure image stabilization is enabled.

Make sure the lens is properly attached to the camera body. Clean the lens contacts on both the lens and the camera.