Topcon AT-B4 24X Auto Level Package 660030 This advanced calculator is designed

This advanced calculator is designed for quick and accurate calculations for tasks that need full trigonometric functions such as surveying

Designed for Ranger 7™

8-minute circular vial

It features a large display that digitally shows the measured angles

push button functions gives the user precise LCD digital readouts

Topcon AT-B4 24X Auto Level Package 660030 This advanced calculator is designedTopcon's AT B4 24X Auto Level is a high precision auto level used for height, angle and distance measurements. The compensator in the AT B series incorporates four suspension wires made of super high tensile metal that features minimal thermal expansion coefficient, providing unmatched durability and accuracy even in the harshest environmental conditions. Fine horizontal knobs located on both sides of the instrument can be operated without clamping,