Desk-top Instrument Calibration Table
The main technical parameters
- Three parallel light pipes: Vertical shaft angle, Horizontal angle,
Quarter View angle
- The length of parallel light pipe barrel: 515 mm;
- Effective aperture: 55 mm;
- Focal length: 420 mm
- Precision( Reticle lattice value): 20”
- Parallel light pipes adjusting range: horizontal axis:
≥30’;Vertical axis: ≥30’;
- Elevating stage of the maximum working range(including optical path
aperture): ≥300mm;
- Magnification ratio: 5.7~7 times
- Angle of view: 10° 20’;
- Resolution: 3”;
- Calibration table size: 105high×115length×40wide (cm)
- Total weight: 100 kg;
- Visual range: 15~30cm;
- Level sensitivity: Collimating parallel light pipe20”;
- Base circular bubble leveling instrument: △≤8’’/2MM;
- Power supply voltage: 3.4~4.2V, 2.1W;
- Switching power supply: I=10A;
- Lighting: Cold light source (The intensity of trimming)