Bubble vial

Code 112-5911
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This robust bubble vial can be mounted on any of the accessory bases listed above in place of the Talyvel® Level Unit, to provide a simple, cost effective method of setting and checking angle and level. It has a sensitivity of 10 seconds (0.05 mm/metre, 50 uin/in) per division. Tilt adjustment for setting the Level Unit to absolute horizontal is provided for all these bases. A further adjustment for eliminating roll errors, which can be significant, is also included.Used for establishing horizontal lines of sight, this is a precision bubble level used with 112-5910 base and mounted on the Telescope barrel. Accuracies of 5 seconds are obtainable. Other types of level are available on request, including methods to set truly vertical.