Tektronix 4208
The Tektronix 4208 terminal was introduced in 1986 at a price of $4,995.
The Tektronix SF4208 terminal was introduced between 1986 and 1988. It is designed for shop floor environments.
References
"Tektronix offers enhanced graphics terminals", ComputerWorld, October 13, 1986, pg. 21