PVS-2B-45R3S1-20 PVS-2B-45R3S1-E13 PVS-2B-45R3S1-Z-12 PVS-2B-45R3S1-Z-20 PVS-2B-45R3S2-20 PVS-2B-45R3S2-E13 PVS-2B-45R3S2-Z-E13 PVS-2B-45R3S3-12 PVS-2B-45R3S3-20 PVS-2B-45R3S3-E13