Optical Collimator for Autolevel, Theodolite and Total Station W420-4A

• Customization: Available
• Tube Focus: 420mm
• Line Error of The Focus Tube: ≤0.005
• Model NO.: W420-4A
• Vertical Lines: 1
• Horizontal Line: 1
• Accuracy: Accuracy(Reticle’s Division Value): 30"
• Transport Package: Wooden Case
• Specification: 103*58*113cm
• Origin: China
• HS Code: 9015800090
• Production Capacity: 10 Units /Per Month

Product Description

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:<o:p>

  Tube length: 520mm<o:p>

  Tube focus: 420mm<o:p>

  Tube Aperture: 55mm<o:p>

  Resolution: 3"<o:p>

  Angle of field of view: 10°20<o:p>

  Accuracy(Reticle's division value): 30"<o:p>

  Magnification: 5.7~7X<o:p>

<o:p>

  The shortest target of the level tube: 2m<o:p>

  The far target: ∞ <o:p>

  The micro adjusting range of the front/back horizontal tube: 5" <o:p>

      Horizontal: ≤10", <o:p>

      Vertical: ≤10"  

      

  Tubes position: <o:p>

  Horizontal(0°,20°),elevation(30°) and depresion(30°) 

 <o:p>

       LINE ERROR OF THE FOCUS TUBE:≤0.005  <o:p>

<o:p>

      

          Level accuracy: <o:p>

               Round level(On the foundation of the front column): 8"/2mm,  <o:p>

               long level(On the front/back horizontal tube):20"<o:p>

     <o:p>

           Lifting range of the lifting platform: ≥320mm<o:p>

<o:p>

       Power supply for tube: 4.5~6V,2.1W<o:p>

       Switch power: 1~10A<o:p>

  

        Lighting source: cold light (with adjustable intensity), green <o:p>

     <o:p>

            Shipment package: 3wooden cases,140kgs,0.5cbm