Dob Mount

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Variable Friction Brake
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OD500 500mm, 20 inch Dobsonian

All metal construction Dobsonian. Revolutionary aluminium base construction with semi truss tube design.

1/4 PV guaranteed optics with standard 2" Focuser

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OD500 De-luxe 500mm, 20 inch Dobsonian

Guaranteed 1/6PV Zygo certificated optics, all metal constructed mount and tube. Precision Crayford focuser and Hilux coated optics. Fan cooled primary allows vibration free viewing whilst cooling, fitted variable friction brake. (see detail above)

A truly exceptional instrument 

The Best . . .
Just Got Enormous!

We are pleased to offer this exceptional 500mm
(20 inch) Semi truss tube Dobsonian to the excellent OD range.

Our research & design department havepulled out all the stops to produce this awesome telescope.

High precision engineering and our world class optics fuse together to present the heavens as you have never seen before!

Check back to the LAUNCHPAD on the Home Page from time to time for further details of our biggest telescope (to date)!

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OD500 Dobsonian

£3,400

Optional Variable Friction Brake

£39

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This model is fitted with a Precision Crayford focuser. CNC machined body from solid aluminium.
Stainless steel drive spindle. Polished, anodised external surfaces.
Light baffled draw tube.
Click image above for more information.

OD500 De-Luxe Dobsonian

£4,995

Optional Crayford Focuser Upgrade

Precision 10:1 Reduction Drive

£40

Electronic Drive / Variable micro speed Controller

£140

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