Focusers

Description Finding and holding that perfect crisp focus is almost effortless with Explore Scientific’s Rack & Pinion Focuser. Defined by its precision, this dual-speed 2" focuser comes with a 1.25"...

Experience precise and automated focusing control for your astrophotography setup with the PrimaLuce Lab ESATTO 3" robotic focuser. This cutting-edge focuser brings unparalleled accuracy and convenience to your imaging sessions,...

Description Provide Finer Focus Adjustments With the installation of the Vixen Dual Speed Focuser, the rack-and-pinion focusing equipment on your Vixen Telescope can be upgraded to provide finer focus adjustments....

Description Explore Scientific’s dual speed, 2" AR Series Focuser comes with a 1.25" compression ring eyepiece adapter for added versatility. This adapter or your 2" eyepiece or barreled accessory locks...

Description Explore Scientific™ David H. Levy Comet Hunter Telescope is rich in quality components. Among those is the 2? Comet Hunter Focuser, which also can be purchased separately. This dual-speed,...

Explore Scientific Rack and Pinion Focuser Extension Tube adds half an inch to our 2-inch Rack and Pinion focusers on our ED APO telescopes. CA Residents: Prop 65 WARNING(S)

Explore Scientific Rack and Pinion Focuser Extension Tube adds 1.5 inches to the 2-inch Rack and Pinion focusers on our ED APO telescopes. CA Residents: Prop 65 WARNING(S)

Description Sometimes you need that precision focus adjustment, especially for high-power observing or for making images. The Two-Speed 10:1 Focus Knob Mechanism for the 2.5-inch HEX Focusers found on Explore...

Explore Scientific 1.5-Inch Extension Tube adds 1.5 inches to the 2.5-Inch Hex Focuser - ESHEXEXT2 37 mm tall CA Residents: Prop 65 WARNING(S)