Focusers/Rotators

Description A good Focal Extender adds some real versatility to your telescope accessory line-up. First of all, it allows you to increase the magn...

Description A good Focal Extender adds some real versatility to your telescope accessory line-up. First of all, it allows you to increase the magn...

Description A good Focal Extender adds some real versatility to your telescope accessory line-up. First of all, it allows you to increase the magn...

Description The Explore Scientific 2X Focal Extender (2.0-inch O.D.), accepts both 1.25-inch O.D. and 2.0-inch O.D. format eyepieces and camera ad...

Description This adapter allows you to attach the 3-inch 0.7X Field Flattener Focal Reducer (FFFR507X-00) on optical tubes with a 2-inch focuser. ...

Description Explore Scientific Adapter to allow the use of the FFFR507X-00 3" 0.7x Corrector on the 2.5" Hex focuser Specs Item Number 510...

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 Res...

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 Resid...

Description The Explore Scientific 3X Focal Extender (2.0-inch O.D.), accepts both 1.25-inch O.D. and 2.0-inch O.D. format eyepieces and camera ad...

Description Sometimes you need that precision focus adjustment, especially for high-power observing or for making images. The Two-Speed 10:1 Focus...

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)

Description This adapter replaces the M42x0.75 Adapter for CCD Camera that comes standard with the Explore Scientific 3-inch Field Flattener/0.7x ...

Features Increases the focal length by a factor of 1.4 The focal length of the R200SS is increased to 1120 mm (F5.6) Interior matte surface preve...

Description Let us take photography of Nebula! Hign-performance Reducer for AX103S and VC200L High-performance Reducer for AX103S, VC200L telescop...

Description Provide Finer Focus Adjustments With the installation of the Vixen Dual Speed Focuser, the rack-and-pinion focusing equipment on your...