Narrowed

My eyes narrowed into slits in the strong sunlight.

I'm afraid my visual field has narrowed.

The gap between them has narrowed.

After three full days of interviews we've narrowed it down to two candidates.

Long has it been since the industry has encountered a technological breakthrough, nor even has taken a considerable step forward. This narrowed and shortened the view.

I've narrowed it down to three different possibilities.

I've narrowed it down to three options.

I've narrowed the choices to four.

I've narrowed the list of possibilities down to three.

The overall meaning of the sentence is narrowed, but we once again have no idea what will follow.