A pull tab of a slide fastener slider comprises a pull tab proper having a insert portion and a slider-attaching portion provided at a proximal end of the insert portion for attachment to the slider; and a cover made of flexible material and adapted to have the insert portion inserted thereinto. The method includes placing the substrate in a plasma processing chamber of the plasma processing system, wherein the substrate includes the barrier material and a low-k material, and wherein the barrier material and a low-k material are configured to be exposed to a plasma. Passive ranging measurements of the induced magnetic field may be advantageously utilized, for example, to survey and guide continued drilling of a twin well. The second power path is configured to limit the circuit output voltage to a higher value than the first power path, so that the over-voltage protection during periods of vehicle activity is accomplished by the second power path. Individual optics supports can have an opening aligned with one of the image sensors, and a bearing element at a reference distance from the image sensor. One of the preferred ways to provide this is through two layers of material including a metal plate secured to a wooden support backing material to facilitate mounting to the frame structure of the cabinets.