To make the three-wire fiber as the reading level of the three fiber line. How to make a level!!To provide a better definition of making a single fiber line level (Single Wine Leveling) is suitable for use in photography. BM that need resolution because it can eliminate anomalies resulting from the curve of the Earth and the khue refraction of light.The mistake because the net camera tilt because of BS and FS can be aware of the distance from the Stadia, and can.Make the same tools that are used, that is, there are camera resolution and sensitivity of the sensitivity level or camera tube.When reading the values of the three Stadia from the net simply will need to always. The difference of Upper InterceptWith a Lower Intercept will be different, not more than 2 mm.
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