Assertion: lens's image | /r/AtLocation | focus
Facets:
Source sentences:
text: An image, or image point or region, is in focus if light from object points is converged almost as much as possible in the image, and out of focus if light is not well converged.
text: As we’ve found out above, the only way for an image to be in focus is for the camera sensor to be a very specific distance away from the camera.