The InfiRay Outdoor MATE Series thermal clip-on brings an all-new level of versatility to your existingday scope. With a high-performance 12 um detector magnesium alloy housing distortion-free display and removable control pad the MATE series ensures a precise and repeatable transition when dayturns to night. The MATE can be mounted directly to the objective of your day scope or be attached via MIL-STD-1913 Picatinny rail. Additional accessories including an external LRF module and monocular extension provide improved flexibility on your next hunt or trip to the range. - Sensor Pixel Size: 12um - Objective Focal Length: 50mm - Sensor Frame Rate: 50hz - Detection Range: 2400 Yards - Device Technology: Thermal Imaging - Sensor Resolution: 640