A rear sight including a sight housing and a threaded sleeve. The sight housing has a threaded male portion for insertion into the threaded sleeve. The threaded sleeve is connected to the firearm though bushings which stabilize the threaded sleeve, yet allow it to rotate. Rotation of the threaded sleeve causes the sight housing to move up or down, depending on the direction of the rotation.

Uma vista traseira including uma carcaça da vista e uma luva enfiada. A carcaça da vista tem uma parcela masculina enfiada para a inserção na luva enfiada. A luva enfiada é conectada ao firearm embora as buchas que estabilizam a luva enfiada, contudo permitem que gire. A rotação da luva enfiada faz com que a carcaça da vista abaixe acima ou, dependendo do sentido da rotação.

 
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> Optical sight system with wide range of shooting distances

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