Visor is a main unit of Gunner’s sight 1G46 of Tank T-90. It provides optical system for surveillance of combat field and sighting.

Prism is responsible for blocking the working of laser range finder during the firing of missile. Prism is a specific type of critical, precise and accurate Rhombus Prism

Unloading drive with arrester provides vertical guidance of sighting line and lock/unlock to gyro frame of stabilizer block of Gunner’s sight 1G46.

Lever provide connection between sighting line of Gunner’s sight 1G46 with gun barrel through parallelogram drive. It has a adjustment for sighting line in vertical direction.

Control Mechanism is responsible to convert laser beam of radiator into information control field.

It controls the power drive of Commander’s cupola and controls the power drive of the commander’s cupola together with the AAMG within the sector of 55° right and 40° left.

It facilitates the linking of sight electrically to Fire Control System. It also feeds the heating Circuit of Gyroscopes (Stabilizing Block) and electronic circuits of the Article 1G46 (Gunner Sight).

Voltage Converter is one of the Unit of guided missile system and is designed to feed the emitter pump lamp of 9S516 with an output voltage after drawing 27V from the tank mains.

The main function of ACU is to generate Control signal to control the Missile Information Block and Voltage Convertor during the entire working of the Guided Weapon System.

Relay or Voltage Regulator P15M-3C is designed for automatic connection and disconnection of the starter-generator.