Electro-optical targeting system (EOTS) for modern fighters like Chengdu J-20.
Link for 3D model:
https://www.cgtrader.com/3d-models/aircraft/aircraft-part/electro-optical-targeting-system-eots
EOTS
Link for 3D model:
https://www.cgtrader.com/3d-models/aircraft/aircraft-part/electro-optical-targeting-system-eots