Technical specifications – Johnson Level & Tool Mfg. 40-6912 User Manual
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©2013 Johnson Level & Tool - Rev. 2
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6. Technical Specifications
Telescope
Erect
Magnification
22X
Leveling accuracy
± 3/16"/100 ft. (±5mm/30m)
Working range
Up to 200’ (60m)
Minimum focus
4’ (1.2m)
Clear objective aperture
22mm
Field of view
± 2’/100 ft. (±0.6m/30m)
Number of lenses
5
Level vial
4’ per 2mm
Graduation diameter
110mm
Horizontal circle:
Graduations
1º
Number
Each 10º, 0-90-0º
Vernier
Double direct to 15 min.
Vertical arc:
Graduations
1º
Number
Each 10º, 45-0-45º
Weight
2.204 lbs (1kg)
Center screw thread
5/8" - 11
7443H-English_Manuals 10/24/13 11:13 AM Page 13
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