Johnson Level & Tool Mfg. 40-6935 - Manual (Page 32)

32 ©2011 Johnson Level & Tool
Telescope
Image
Erect
Magnification 30x
Aperture 1.7in (45mm)
Resolution 3’’
Angle of view 1°30’
Shortest Distance 5ft (1.4m)
Stadia Constant 100
Overall Length 6.18in (157mm)
Angle Measuring System
Angle Measurement
Incremental
Minimal Reading 1”, 2”, 5”, optional
Angle Measurement Unit 360°, 400gon, 6400mil, optional
Accuracy 40-6932 - 2”, 40-6935 - 5”
Vial
Tubular Vial
30”/2mm
Circular Vial 8”/2mm
Compensator
Tilt Sensor
Upright Angle Automatic
Compensation
Compensation Range +3’
7. Technical Specifications
4430H-English_Manuals 2/22/11 11:08 AM Page 32