ces: nitkový kříž

Information
has URI	http://lexvo.org/id/term/ces/nitkov%C3%BD%20k%C5%99%C3%AD%C5%BE

Meaning
means	(noun) either of two fine mutually perpendicular lines that cross in the focus plane of an optical instrument and are use for sighting or calibration; "he had the target in his cross hairs" cross wire, cross hair