Home > Custom Built Systems Industrial Television Ltd has the ability to design and build systems to meet specific applications in the field of video and optical instrumentation that cannot be satisfied by commercially-available equipment. The wide variety of applications already addressed by our engineers include: Monitoring the contents of large vessels containing liquid metal under vacuum Inspection of the internal surface of aircraft undercarriage legs for microscopic cracks Close-up observation of the action of oxygen lances and carbon injection in arc furnaces Monitoring arc welding metal transfer 4 metres down the bore of a 100mm diameter pipe Observing (at 5x magnification) the weave detail of a fabric material moving at 20 m/sec Remote witness interview systems for courtroom application Systems for personnel monitoring in radiologically hazardous locations Inspecting the bottom of an irregular groove 2mm wide and 80mm deep, under 3 metres of water with the camera above the surface Measuring the length of steel rod in mid-air as it is chopped from the end of a continuously moving bar (at 1000°C) Observing the operation of high-pressure jet cleaners on coke oven doors during coke discharge.