Zen Technologies has announced the grant of its 54th Indian patent for a "Single ILU Long Pass Filter," enhancing its laser-based combat training systems. This innovation merges visible and infrared laser beams into a single stable output, improving training realism, accuracy, and durability while reducing maintenance needs. The compact, rugged design supports both full-scale simulators and mobile setups, boosting export prospects. This patent reinforces Zen’s leadership in indigenous defense technology and strengthens its IP portfolio amid growing global demand for advanced military training solutions.