JMI EV1-N Dual-Speed Event Horizon Telescope Focuser - Newtonian MotoFocus+ Step up to the Tri-Bahtinov

Step up to the Tri-Bahtinov

Simply place the pack in the microwave oven and microwave on 50% power for 30 seconds

and splitting double stars

25-inch format used by most eyepieces

Full Length: 13

JMI EV1-N Dual-Speed Event Horizon Telescope Focuser - Newtonian MotoFocus+ Step up to the Tri-BahtinovCNC Machined in the USA Event Horizon EV1 Dual Speed Crayford Focuser, Newtonian Base Our flagship manual focuser. A dual speed Crayford drive with a 10: 1 fine focus knob for the most precise adjustments possible by hand replaces the stock focuser on your Newtonian for true zero backlash, zero image shift focus. A masterpiece of engineering and workmanship, the EV1 is a low profile, friction drive Crayford focuser for the discriminating astronomer.