Obrum, which is part of Poland Defense Holdings recently unveiled their Tank PL-01 CONCEPT, and it is incredible.
The tank has 360 degree observation abilities day and night and has hexagonal Peltier plates on the surface of the tank which can be heated and cooled to project a desired image, such as the background and or a separate object, making the tank invisible.
This will render the tank invisible to most weapons.
Check out an inside look here:
Will these be effective or relatively useless 7 years from now?