Device for adjusting a reticle, comprising: - an adjustable reticle, - a reticle adjustment device which comprises an adjustment actuation member which is mounted movably in one degree of freedom of adjustment movement and which is to be actuated by an operator to adjust the reticle, characterized by - a combined click and blocking device which comprises a first click device member provided at least partially with a click surface formed by a three-dimensional, in particular tooth-like, surface or surface structuring, as well as a second click device member, which is mounted moveably in relation to the first click device member and which engages the click surface of the first click device member, wherein the combined click and blocking device is configured, in a first operating mode, to generate acoustic and/or haptic feedback that an operator can perceive acoustically and/or haptically when the adjustment actuation member moves in the at least one degree of freedom of adjustment movement, and is configured to block movements of the adjustment actuation member in the at least one degree of freedom of adjustment movement in a second operating mode, wherein the combined click and locking device, in the second operating mode, is configured to block movements of the adjustment actuation member in the at least one degree of freedom of adjustment movement up to a maximum force or maximum torque limit value, wherein the combined click and blocking device is configured to unblock a further movement of the adjustment actuation member in the at least a degree of freedom of adjustment movement without damage or destruction of the combined click and locking device when a force or torque is applied to the adjustment actuation member above the maximum force or maximum torque limit value. - an adjustable reticle, - a reticle adjustment device which comprises an adjustment actuation member which is mounted movably in one degree of freedom of adjustment movement and which is to be actuated by an operator to adjust the reticle, characterized by - a combined click and blocking device which comprises a first click device member provided at least partially with a click surface formed by a three-dimensional, in particular tooth-like, surface or surface structuring, as well as a second click device member, which is mounted moveably in relation to the first click device member and which engages the click surface of the first click device member, wherein the combined click and blocking device is configured, in a first operating mode, to generate acoustic and/or haptic feedback that an operator can perceive acoustically and/or haptically when the adjustment actuation member moves in the at least one degree of freedom of adjustment movement, and is configured to block movements of the adjustment actuation member in the at least one degree of freedom of adjustment movement in a second operating mode, wherein the combined click and locking device, in the second operating mode, is configured to block movements of the adjustment actuation member in the at least one degree of freedom of adjustment movement up to a maximum force or maximum torque limit value, wherein the combined click and blocking device is configured to unblock a further movement of the adjustment actuation member in the at least a degree of freedom of adjustment movement without damage or destruction of the combined click and locking device when a force or torque is applied to the adjustment actuation member above the maximum force or maximum torque limit value. wherein the combined click and blocking device is configured, in a first operating mode, to generate acoustic and/or haptic feedback that an operator can perceive acoustically and/or haptically when the adjustment actuation member moves in the at least one degree of freedom of adjustment movement, and is configured to block movements of the adjustment actuation member in the at least one degree of freedom of adjustment movement in a second operating mode, wherein the combined click and locking device, in the second operating mode, is configured to block movements of the adjustment actuation member in the at least one degree of freedom of adjustment movement up to a maximum force or maximum torque limit value, wherein the combined click and blocking device is configured to unblock a further movement of the adjustment actuation member in the at least a degree of freedom of adjustment movement without damage or destruction of the combined click and locking device when a force or torque is applied to the adjustment actuation member above the maximum force or maximum torque limit value.