"Ht Instruments" markasına ait modeller;
38 mm Lens for THT 70 FOV 14.4 deg x 10.8 deg
Rl-38-71

Ht Instruments
38 mm Lens for THT 70 FOV 14.4 deg x 10.8 deg
33 mm Lens for THT 60 FOV 6.9 deg x 5.2 deg
Rl-33-61

Ht Instruments
33 mm Lens for THT 60 FOV 6.9 deg x 5.2 deg
3- phase current datalogger
Hv000422

Ht Instruments
3- phase current datalogger
22 mm Lens for THT 60 FOV 10.4 deg x 7.8 deg
Rl-22-61

Ht Instruments
22 mm Lens for THT 60 FOV 10.4 deg x 7.8 deg
174mm
Htflex3003

Ht Instruments
174mm
11mm Lens for THT 60 FOV 20.6 deg x 15.5 deg
Rl-11-61

Ht Instruments
11mm Lens for THT 60 FOV 20.6 deg x 15.5 deg
11 mm Lens for THT 70 FOV 47.1 deg x 36.2 deg
Rl-11-71

Ht Instruments
11 mm Lens for THT 70 FOV 47.1 deg x 36.2 deg
10A Earth conductor resistance & Line / Loop imp. meter
Hv005071

Ht Instruments
10A Earth conductor resistance & Line / Loop imp. meter
0?2000 A AC
Hp30c2

Ht Instruments
0?2000 A AC
0 ? 100 A AC / DC
Ht4004n

Ht Instruments
0 ? 100 A AC / DC