Vixen Telescope Dual Speed Focuser

The 1:7 reduction ratio enables very fine focusing of targets Dual speed fine focus knob 7:1 gear ratio Easily fitted to numerous telescopes in the Vixen line Weight: 170 g The 1: 7 reduction enables very fine focusing of targets. An indispensable accessory, especially in astrophotography. The reduction can be retrofitted on the following telescopes: A80M, A105M, NA140SSf, SD81S, SD103S, SD115S, AX103S, VC200L, VMC200L and R200SS Cannot be used on old devices from the 90s with plastic focusing knobs - in these cases, it is also necessary to swap the focus spindle (please contact us for details). Provide Finer Focus Adjustments When installing the Vixen Dual Speed Focuser, the rack-and-pinion focusing equipment on your Vixen Telescope can be upgraded to provide finer focus adjustments. Allows dual-speed focusing with coarse and fine speed adjustments. The Dual Speed Focuser can be retrofitted to the rack and pinion focuser, by removing one of the focusing knobs attached to it. The Dual Speed Focuser allows 1/7th speed focusing and it can be attached on either side of the focusing shaft. Vixen Telescope Dual Speed Focuser Description How to attach 1 How to attach 2 How to attach 3 Specifications Dual Speed Focuser Weight about 170g Deceleration Ratio about 7:1 Applicable Optical Tubes Current Models A80M, A105M, NA140SSf, SD81S, SD103S, SD115S, AX103S, VC200L, VMC200L, R200SS Previous Models: VC200LDG, A80SS, VMC200LDG, R200SSDG Unapplicable Optical Tubes VMC95L, VMC110L, VMC260L, VMC330L, ED80Sf, A70Lf, A80Mf, R130Sf, R150S, EDE108SS, ED100Sf SD81, SD 103, SD 115