If you know the Starlight Instruments Feather Touch focuser - then you dont need to read any explanation about it. You already know. In case you don't let us fill you in...

Starlight Inistruments makes the worlds finest telescope focusers. Some of the world's most elite telescope manufacturers would not use anything but the best and choose the Feather Touch Focuser for their stock focusers. Many serious astrophotography enthusiasts that use telescopes without a Feather Touch Focuser will immediately change their focuser to a Feather Touch.

For achieving perfect focus you need a focuser that is smooth as can be. With ultra-fine detail adjustment. Only the Starlight Instruments Feather Touch focusers can offer such perfection.

Specifications

Other Info DT Length: 2.95/74.93mm
Focuser Housing / Base 2.75"/69.85mm OD NT flange
Draw Tube Travel 1.6"/40.64mm
Racked In from Mounting Face 1.405"/35.687mm
Racked Out from Mounting Face 3.005"/76.327mm
Racked In Draw Tube Below Mounting Face 1.52"/38.56mm
Diameter at Back Side (Eye Piece) of Draw Tube 52.020"/51.31mm
Thread on Entry (OTA | FRONT) Side of Draw Tube Female 52x0.75mm (2.0" diameter)
Draw Tube Drive Mechanism Crayford Type Friction Drive
Draw Tube Drive Material Steel on Steel
Draw Tube Linear Bearing Style Dovetail-Ball Bearing
Draw Tube Linear Bearing Material Steel on Steel
Reduction Unit Type 2.0 Inch Planetary Drive
Reduction Ratio 10.25:1 (Approximately)
Travel per Pinion Revolution 0.785"/19.94mm
Lifting Capacity 8-10 lbs
Travel per Fine Focus Knob 0.077"/1.960mm

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