Lidar apparatus; Lidar sensors for use on vehicles; Lidar sensors for use on aircrafts; Lidar sensors for use on spacecrafts; Lidar sensors for use on boat and ships; Laser apparatus for secure wireless communications in the nature of lasers, not for medical purposes; Laser apparatus for navigation in the nature of lasers, not for medical purposes; Inertial sensors and inertial navigation systems (INS); Inertial measurement unit (IMU) sensors; Navigation instruments used in aerospace, defense, transportation systems and vehicles; Downloadable software for use in storing, retrieving, and processing data obtained by a lidar apparatus; Downloadable software for controlling a lidar apparatus; Downloadable software for use in storing, retrieving, and processing data obtained by inertial measurement unit (IMU) sensors; Downloadable software for controlling inertial measurement unit (IMU) sensors; Downloadable software integrated into a lidar apparatus for controlling the lidar apparatus functions and capturing and storing data from the lidar apparatus to assist with navigation; Downloadable software integrated into inertial sensors and systems for controlling the inertial sensors and system functions and capturing and storing data from the inertial sensors and system to assist with navigation