Model: 190

Model: 500; Window Size: 4.1" x 7.1" to 10.1" x 30.1"

Model: 606, 608; Window Size: 2.75" x 2.70"; 2.60" x 6.25"

Model: 600, 601; Window Size: 2.00" x 5.50"; 4.50" x 4.50"

Model: 617; Window Size: 2.00" x 3.50"

Model: 603, 603D; Window Size: 2.00" x 1.00"; 2.00" x 2.00"

Model: 604; Window Size: 1.42" x 1.53"

Model: PTW4-1-75, PTW4-2-75; Voltage Class: 8.7 kV,75 kV BIL; Accuracy: 0.3WXMYZ, 1.2ZZ