PerfectStar B Focus Motor
Along with the new PerfectStar B (PSB) Focus Controller, the PSB Focus Motor provides faster movement and additional features in comparison to the classic PerfectStar motor or other unipolar stepper motor. The PSB Focus Motor attaches to many models of telescope in the same manner as the classic PerfectStar motor, using a 2-part coupler contained within a housing that attaches with thumb screws to your dual-speed focuser. Other types of coupling, including SCT models, are available as custom orders. The PSB motor differs from the classic model in that the housing is metal, which makes it more rugged, reduces the […]