VX20 Dobsonian

The VX Dobsonian Range

VX20 Dobsonian

From: £5,395.00 excl. VAT

VX20 is a semi truss design and is shown here on a Dobsonian Mount

SKU: VX20-Dob Categories: ,

SPECIFICATIONS

Specification VX6 VX6L VX8 VX8L VX10 VX10L VX12 VX12L VX14 VX16 VX20
Primary mirrordia. mm 150 150 200 200 250 250 300 300 350 400 500
Focal lengthnominal mm 750 1200 900 1200 1200 1600 1200 1600 1600 1600 2000
Focal Ratio f5 f8 f4.5 f6 f4.8 f6.3 f4 f5.3 f4.6 f4 f4
Tube Weightnominal kg 4.5 5 7 8 11 12 14 16 20 29 40
TubeDiameter mm 167 167 225 225 280 280 326 326 385 434 truss
TubeLength mm 750 1110 860 1130 1140 1550 1160 1510 1540 1580 1945
Tube Material Alum. Alum. Alum. Alum. Alum. Alum. Alum. Alum. Alum. Alum. Alum.
SecondarySize mm 50 37 63 50 63 50 75 63 75 82 100
Mirror Cell 9 point 9 point CNC 9point CNC 9point CNC9 point CNC9 point CNC 9point CNC9 point CNC9 point CNC9 point CNC9 point
Focuser Focuser withreduction gearing Focuser withreduction gearing Focuser withreduction gearing Focuser withreduction gearing Focuser withreduction gearing Focuser withreduction gearing Focuser withreduction gearing Focuser withreduction gearing Focuser withreduction gearing Focuser withreduction gearing Focuser withreduction gearing
Mirror / TubeCooling Fan Fan Fan Fan Fan Fan Fan Fan Fan Fan Fan
Tube Type Alum. Alum. Alum. Alum. Alum. Alum. Alum. Alum. Alum. Alum. Alum.