More Information About the Johnson 40-6935

Johnson's 5-second digital theodolite is great for measuring horizontal and vertical planes. A large, dual back-lit LCD display with 6-key interface helps eliminate errors and eye strain. This theodolite also features multiple programmable functions to cover a wide variety of field uses, such as zero position of vertical angle. Its vertical axis compensation tilt sensor features high accuracy and can be toggled on or off, and it utilizes a 90° audible notification for quick turning & set-out of a right angle.

Specifications

Angle Accuracy: 5 seconds

Magnification: 30x

Field Of View: 1°, 30'

Minimum Focus: 5' (1.4m)

Resolving Power: 3"

Features

5-Second Electronic Digital Theodolite

Dual back-lit LCD display is legible in both daylight and at night

Easy to use 6-button keypad allows for easy operation & quick set-up

1"/2"/5" Selectable Minimum Count Angle Measurement

1.7" (45mm) objective lens aperture

Includes a rechargeable NiMH battery pack

30"/2mm long vial level sensitivity

Automatic upright angle compensator

8'/2mm bubble level sensitivity