Using an eye level - part 3

Determining height

When heights are calculated using the percentage scale the distance from the object to the level are presumed to be measured horizontally.

The diagrams below have the distance set at 62 feet, if the distance was measured along the ground in either case an error would occur. The error is fairly insignificant but does increase as the angle of slope increases.





Using an eye level - part 1

Eye levels are what the name suggests, a device you can look through which indicates a level plane. The level of accuracy varies but generally they can be relied on in situations where exact leveling is not required. There are two types manufactured.

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