Categories
Price: | Negotiable/Piece |
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Trade Terms: | FOB,CFR,CIF |
Min Order: | 1/Set |
Pay Type: | T/T,Paypal,Western Union |
Prod Model: | W420-4A |
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MODEL W420-4A IS THE COMBINATION OF W420-3 AND THE FOCUSING TUBE.THE FOCUSING TUBE CAN CALIBRATE THE LINE ERROR WHICH MAY OCCUR WHEN THE TELESCOPE CHANGE ITS FOCUS. HIGH PRECISION LIFTING PLATFORM.
*Main Technical Parameters:
Tube length: 520mm
Tube focus: 420mm
Tube Aperture: 55mm
Resolution: 3"
Angle of field of view: 10°20
Accuracy(Reticle's division value): 30"
Magnification: 5.7~7X
The shortest target of the level tube: 2m
The far target: ∞
The micro adjusting range of the front/back horizontal tube: 5"
Horizontal: ≤10",
Vertical: ≤10"
Tubes position:
Horizontal(0°,20°),elevation(30°) and depresion(30°)
LINE ERROR OF THE FOCUS TUBE:≤0.005
Level accuracy:
Round level(On the foundation of the front column): 8"/2mm,
long level(On the front/back horizontal tube):20"
Lifting range of the lifting platform: ≥320mm
Power supply for tube: 4.5~6V,2.1W
Switch power: 1~10A
Lighting source: cold light (with adjustable intensity), green
Shipment package: 3wooden cases,140kgs,0.5cbm