The Direct Aiming Scope (LTD) is intended to equip a 155mm gun (52 Cal). It is used to transmit the gun's elevation for a direct shot at short distances. The optical combination has been designed to insure the best possible optimization. It fully complies with the ergonomics of the gun-layer position on the gun. The reticle is illuminated for firing under difficult conditions. Assembled in a clean room, inside a laminar-flow hood, and purged with dry nitrogen prior to sealing to ensure a lack of humidity and impeccable cleanliness.