The focuser can be used on any of our telescope past and present. Sold as a complete unit with our ODK and AG range of telescopes. Focuser fits our Wynne 3″ corrector. Easy to retrofit on 3rd party telescopes brands.

Rack and pinion fully black anodised

Rotatable 3″ focuser body.

Smooth lock

Soft feel reduction drive

2” to 1 ¼” (push fit) adaptor with compression ring, twist to lock. Thread size 48mm dia x 0.75 pitch

56mm draw tube movement with  CNC machined internal baffling system.

Racked In from Mounting Face to top of 2” screw ring –  145mm

Racked Out from Mounting Face to top of 2” screw ring –  201MM

Weight without adaptor plate 2100grams

Needs adaptor plate to suit radius of telescope or back of telescope. Contoured Focuser Base Archives – Orion Optics If you do not see what you need, let us know and we will manufacture one to suit. sales@orionoptics.co.uk