US12754410 - Sight and compensating mechanism thereof
A sight includes a compensating mechanism. The compensating mechanism includes a base unit, a displaying unit, an adjusting cap and a first transmission unit. The displaying unit is disposed on the base unit and includes a mark. The adjusting cap is disposed outside the displaying unit and includes an information displaying portion for showing the mark. The first transmission unit is connected to the adjusting cap and the displaying unit. The adjusting cap is connected to the transmission unit and includes a groove. When the adjusting cap is rotated with respect to the base unit about an axis, the information displaying portion is synchronously rotated with the adjusting cap and the first transmission unit drives the displaying unit to move along the axis so as to change the mark shown by the information displaying portion.