The only scope in the world that is designed for accomplishing missions at seaside directions by combat swimmers. The uniqueness of the device lies in its watertightness: on the account of metal cabinet the scope can easily endure the immersion into salt water for a long time to the depth of up to 30 meters. The device finds the target even in the most severe environment conditions and does not require additional illumination. The battery space for 4 batteries of АА type assures the uninterrupted operation time of the device of up to 12 hours. The compact and impact-resistant IT-315 VM is used for shooting from small arms of normal, high caliber.