Technical Features
Number of parallel light pipes:Two
Length of lens cone of parallel light pipes: 530MM . Effective aperture: 57MM
Focal length of parallel light pipes: F=550mm
Scale of cross-hairs board: minimum: 30'', maximum: 10'
Shortest sighting distance: 2M horizontal angle.
Amplification factor: *5.7-7 resolution ratio: about 3''
Field angle: 10°20'
Adjustable range of parallel light pipes: ≥60',
Observation sighting distance: 15- 500px
Maximum working range of up-down working table: ≥250mm(including the aperture)
Precision of level: round bubble level at the base: △≤8'' /
Volume :1100mm long, 450mm wide, and 68mm
Weight: gross weight: 115KG, net weight: 95KG
Power voltage: :4.5～6.0V 2.1W I=10A
