Focusers
It takes more than excellent optics for your telescope to truly perform. If you want to capture the intricacies of our Moon’s winding Hadley Rille or the spiraling arms of the Pinwheel Galaxy, you will need to have a superior focuser in your astronomical arsenal. With an Explore Scientific dual-speed focuser, you can smoothly find and hold that perfect crisp image.
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Original price $ 30.89 - Original price $ 30.89Original price$ 30.89$ 30.89 - $ 30.89Current price $ 30.89Explore Scientific Rack and Pinion Focuser Half-Inch Extension Tube - ESRPEXT1
Explore ScientificExplore 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 Res...
View full detailsOriginal price $ 30.89 - Original price $ 30.89Original price$ 30.89$ 30.89 - $ 30.89Current price $ 30.89 -
Original price $ 41.19 - Original price $ 41.19Original price$ 41.19$ 41.19 - $ 41.19Current price $ 41.19Explore Scientific 1.5-Inch Extension Tube for the 2.5" Hex Focuser - ESHEXEXT2
Explore ScientificExplore 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)
Original price $ 41.19 - Original price $ 41.19Original price$ 41.19$ 41.19 - $ 41.19Current price $ 41.19 -
Original price $ 205.99 - Original price $ 205.99Original price$ 205.99$ 205.99 - $ 205.99Current price $ 205.99Explore Scientific 2" AR Series Focuser
Explore ScientificDescription Explore Scientific’s dual speed, 2" AR Series Focuser comes with a 1.25" compression ring eyepiece adapter for added versatility. This...
View full detailsOriginal price $ 205.99 - Original price $ 205.99Original price$ 205.99$ 205.99 - $ 205.99Current price $ 205.99 -
Original price $ 875.49 - Original price $ 1,029.99Original price$ 875.49 - $ 1,029.99$ 875.49 - $ 1,029.99Current price $ 875.49Explore Scientific 3-inch Self-Centering Focuser - ES-FOC3
Explore ScientificDescription With its ability to support heavy imaging trains without sacrificing stability, precision or smooth rotation, the robust Explore Scien...
View full detailsOriginal price $ 875.49 - Original price $ 1,029.99Original price$ 875.49 - $ 1,029.99$ 875.49 - $ 1,029.99Current price $ 875.49 -
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Original price $ 36.04 - Original price $ 36.04Original price$ 36.04$ 36.04 - $ 36.04Current price $ 36.04Explore Scientific Rack and Pinion Focuser 1.5-inch Extension Tube - ESRPEXT2
Explore ScientificExplore 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 Resid...
View full detailsOriginal price $ 36.04 - Original price $ 36.04Original price$ 36.04$ 36.04 - $ 36.04Current price $ 36.04Sold out -
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Original price $ 102.99 - Original price $ 102.99Original price$ 102.99$ 102.99 - $ 102.99Current price $ 102.99Two-Speed 10:1 Focus Knob Mechanism for Explore Scientific and BRESSER 2.5-inch HEX Focusers - 625720
Explore ScientificDescription Sometimes you need that precision focus adjustment, especially for high-power observing or for making images. The Two-Speed 10:1 Focus...
View full detailsOriginal price $ 102.99 - Original price $ 102.99Original price$ 102.99$ 102.99 - $ 102.99Current price $ 102.99Sold out -
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Original price $ 123.59 - Original price $ 123.59Original price$ 123.59$ 123.59 - $ 123.59Current price $ 123.592" Comet Hunter Focuser - Includes Extension Tubes
Explore ScientificDescription Explore Scientific™ David H. Levy Comet Hunter Telescope is rich in quality components. Among those is the 2? Comet Hunter Focuser, wh...
View full detailsOriginal price $ 123.59 - Original price $ 123.59Original price$ 123.59$ 123.59 - $ 123.59Current price $ 123.59Sold out -
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Original price $ 185.39 - Original price $ 185.39Original price$ 185.39$ 185.39 - $ 185.39Current price $ 185.392.5 Hex Focuser
Explore ScientificDescription Specs Warranty Finding and holding that perfect crisp focus is almost effortless with Explore Scientific's Crayford Style Focuser. ...
View full detailsOriginal price $ 185.39 - Original price $ 185.39Original price$ 185.39$ 185.39 - $ 185.39Current price $ 185.39Sold out -
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Original price $ 236.89 - Original price $ 236.89Original price$ 236.89$ 236.89 - $ 236.89Current price $ 236.89Explore Scientific APO EDT Series Rack & Pinion Focuser
Explore ScientificDescription Finding and holding that perfect crisp focus is almost effortless with Explore Scientific’s Rack & Pinion Focuser. Defined by its ...
View full detailsOriginal price $ 236.89 - Original price $ 236.89Original price$ 236.89$ 236.89 - $ 236.89Current price $ 236.89Sold out
