Nikon AF-S 50mm f/1.8G Standard Prime Lens - Nikon

The filter size is 58mm.

No, this lens does not have image stabilization.

Yes, this lens can be used for video recording, but autofocus performance and manual focus control should be considered.

The closest focusing distance is 0.45 meters.

No, the lens does not include a lens hood.

This lens is suitable for portraits, general photography, low light situations, and travel.

Yes, manual focus is available on this lens.

The maximum aperture is f/1.8.

Ensure the autofocus switch on the lens or camera body is set to 'AF'. Clean the lens contacts on both the lens and camera. If it still doesn't work, try another lens to determine if the issue is with the camera.

Make sure you are focusing properly. Check the lens for any damage or debris. Ensure your aperture setting is appropriate for the desired depth of field. Consider using a tripod for sharper images.

Make sure the lens is properly attached to the camera body. Clean the lens contacts. Update your camera's firmware.