Johnson-level-tool-mfg 40-6912 Manual de usuario descargar pdf (Pagina 13)

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

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Johnson-level-tool-mfg 40-6912 Manual de usuario Pagina 13