Focusers

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Explore Scientific APO EDT Series Rack & Pinion Focuser

Explore Scientific APO EDT Series Rack & Pinion Focuser

$229.99
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"...
Explore Scientific 2" AR Series Focuser

Explore Scientific 2" AR Series Focuser

$199.99
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...
2" Comet Hunter Focuser - Includes Extension Tubes

2" Comet Hunter Focuser - Includes Extension Tubes

$119.99
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 1" Extension Tube - ESRPEXT1

Explore Scientific Rack and Pinion Focuser Half-Inch Extension Tube - ESRPEXT1

$29.99
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 2" Extension Tube - ESRPEXT2

Explore Scientific Rack and Pinion Focuser 1.5-inch Extension Tube - ESRPEXT2

$34.99
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)
Two-Speed 10:1 Focus Knob Mechanism for Explore Scientific and BRESSER 2.5-inch HEX Focusers - 625720

Two-Speed 10:1 Focus Knob Mechanism for Explore Scientific and BRESSER 2.5-inch HEX Focusers - 625720

$99.99
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 2.5" Extension Tube for the 2.5" Hex Focuser  - ESHEXEXT2

Explore Scientific 1.5-Inch Extension Tube for the 2.5" Hex Focuser - ESHEXEXT2

$39.99
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)