ATN ThOR 6 mini Compact Thermal Scope. The ThOR 6 mini uses a 12 μm thermal core and is offered in three configurations: 256 × 192 (20 mK NETD, Enhanced Sensitivity), 384 × 288, and 640 × 512 (18 mK NETD, High Sensitivity). These options let you tailor resolution to match hunting style, environment, and engagement range. Its compact design is suitable for mounting on AR-platform rifles and other firearms.