China wholesale Gps Gnss Surveying - Japan Brand B40A Survey Auto Level Specialized Automatic Level Surveying Instrument – Haodi
China wholesale Gps Gnss Surveying - Japan Brand B40A Survey Auto Level Specialized Automatic Level Surveying Instrument – Haodi Detail:
Model | B40A | ||
Telescope | |||
Length | 215mm(8.46 inch) | ||
Objective aperture | 32mm | 36mm | 42mm |
Magnification | 24X | 28X | 32X |
Image | Erect | ||
Resolving power | 4″ | 3.5″ | 3.0″ |
Field of view(at 100m) | 1° 25′ (2.5m) | 1° 20′ (2.3m) | |
Minimum focussing distance | 0.2m (7.9in.) from end of telescope | ||
0.3m (1ft.) from instrument cener. | |||
Reticle pattern | Cross hairs | wedge | |
Stadia ratio | 100 | ||
Stadia constant | 0 | ||
sighting aid | Gun sight | Peep sight | |
Focusing Knob | 1-speed | 2-speed | |
Lense hood | - | Retractable | |
Accuracy(standard deviation for 1km double run leveling) | |||
Without micrometer | 2.0mm | 1.5mm | 0.7mm |
(0.08in.) | (0.06in.) | (0.03in.) | |
With micrometer | 0.5mm | ||
(0.02in.) | |||
Compensator | |||
Type | pendulum compensator with magnetic damping system | ||
Working range | ± 15′ | ||
Setting accuracy | 0.5″ | 0.3″ | |
Horizontal Circle | |||
Diameter | 103mm (4.1in.) | ||
Graduation | 1°/1gon | ||
General | |||
Sensitivity of circular level | 10′/2mm | ||
Mirror for circular level | Plane mirror | pentaprism | |
Horizontal motion drive | Clampless, endless, double-sided knobs | ||
Water resistance | IPX6(IEC60529) | ||
Operating temperature | -20-+50°C (-4 to +122°F) | ||
Size | 122mm× 215mm× 135mm | 130mm× 215mm× 140mm | |
Weight | 1.7kg (3.7 lb.) | 1.85kg (4.1 lb.) |
Product detail pictures:
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Our firm aims to operating faithfully, serving to all of our shoppers , and working in new technology and new machine consistently for China wholesale Gps Gnss Surveying - Japan Brand B40A Survey Auto Level Specialized Automatic Level Surveying Instrument – Haodi , The product will supply to all over the world, such as: Pakistan, Lisbon, Swansea, We look forward to hearing from you, whether you are a returning customer or a new one. We hope you will find what you are looking for here, if not, please contact us immediately. We pride ourselves on top notch customer service and response. Thank you for your business and support!
By Ina from Sao Paulo - 2018.10.31 10:02
The after-sale warranty service is timely and thoughtful, encounter problems can be resolved very quickly, we feel reliable and secure.
By Andrea from Mexico - 2018.09.21 11:01