Baader Planetarium 2 Inch Steeltrack Crayford Focuser for Refractor Telescopes
This Baader Steeltrack Crayford Focuser features a drawtube equipped with massive steel rails as a counter bearing for the adjustable traveling mechanism. The counterpart for the Crayford driving shaft is a laser-cut plate made of stainless V2A steel instead of aluminum. A stopper screw with turnable born pressure pad blocks unintended travel even at high load. All joints between drawtube and outer case run steel-on-steel with ball bearings. The result is a stress-resistant focuser suitable for heavy cameras.
All steel parts and gears are designed for long-term and motorized operation. The whole focuser is much more solid than standard Crayfords whose steel/ aluminum pairings wear in with the time. Heavy 1:10 reduction gear, completely machined from V2A and hardened steel. Essential for CCD and DSLR photography: No tilted focal planes because the whole bearing system is designed completely adjustable.