Answer: crosshairs

AnswerCrossword Clue
CROSSHAIRSMarksman's view
CROSSHAIRSAiming aid.
CROSSHAIRSPart of a sight.
CROSSHAIRSOptical instrument parts.
crosshairsA pair of fine wires or lines crossing at right angles at the focus of an optical instrument or gun sight, for use in positioning, aiming, or measuring
crosshairsCROSSHAIR, a fine wire at the focus of an optical instrument, crossing the field of view, to aid in positioning or measuring also CROSSWIRE
crosshairsA representation of this on a computer screen