In 1980 Ludowe Wojsko Polskie (LWP) operated 1,207 T-55L, T-55LD, T-55AD-1 and T-55AD-2, 146 T-55, 986 T-55U and 340 T-54, T-54A, T-54AD and T-54AM. Eventually almost all T-54 and T-55 tanks have been upgraded to T-55AM "Merida" standard (there are some not upgraded ones in the museums).

T-55AM Merida – polska zmodernizowana wersja czołgu T-55 A. Powszechnie stosowana nieoficjalna nazwa „Merida” pochodziła od nazwy zastosowanego opracowanego w Polsce systemu kierowania ogniem.

Built-in the 1980s, the T-55AM Merida put forth the best technology that could be strapped onto the aging T-54/55 design. The “Merida” fire control system assists in targeting and gunnery control while the NBC defenses are enhanced.

The T-55AM is equipped with Polish fire control system Merida. The modernised tank is provided with a system of detection and indication of irradiation of the laser beam type Bobrawa.

After the T-54B, the Czech built T55AM and AM2, the AM2B is the final coldwar non-Soviet evolution of the type. Only a handful were so modernized and served in both the East German and Czech armies before the collapse of the Warsaw Pact.

-The modern Polish T-55AM is called the T-55AM “Merida”, comprising a local SKO “Merida” fire control system, cross-wind sensor, CCDN-1 day/night rangefinder, passive BDD protection and active protection consisting of a laser-warning system WPL-1 combined with WWGD-1 “Erb” and WPD-1 “Tellur” 81 mm (3.19 in) smoke-grenade ...

Niewątpliwymi zaletami polskich T-55AM stały się – system kierowania ogniem „Merida”, wraz z systemem osłony przeciwlaserowej „Bobrawa” – przyczyniające się do zwiększenia efektywności ogniowej i przeżywalności czołgu.

After its introduction in 1958, the T-55 became the keystone of Soviet armored vehicle units. As such, it received numerous upgrades in the decades that followed. Among the variants produced was the T-55AM, developed in the late 1970s and early 1980s, which was notable for using Bastion 9K116-1 ATGMs.

T-55AM Merida is a Polish main batle tank that appears in Wargame: Airland Battle. T-55AM Merida was a Polish upgrade program started in 1980. Production of the upgrade started in 1986. The program has day-night CDDN-1 sight and the gun …

Mar 12, 2022 · The thing is it was a very special variant - Polish T-55AM Merida. In the 80’s Polish decided to modernise some of their huge fleet of T-55s instead of buying new T-72s to save some money.