Focusers and Accessories

Features The Celestron Focus Motor enables electronic focusing using a computer or Celestron computerized mount hand controller for remote/hands-fr...

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

Explore Scientific™ David H. Levy Comet Hunter Telescope is rich in quality components. Among those is the 2? Comet Hunter Focuser, which also can ...

Description APO EDT Series Crayford Style Focuser Item Number FOC25H Weight 1.5lb; .68kg Diameter 2.5" Length 104.8mm

Finding and holding that perfect crisp focus is almost effortless with Explore Scientific’s Rack & Pinion Focuser. Defined by its precision, th...

Explore Scientific Two-Speed 10:1 Focus Knob Mechanism for 2.5" HEX Focusers

Introducing the SCT Parallizer®. This new application of Howie Glatter’s patented Parallizer® principle raises the bar for performance. The 2” hol...

User InstructionsThere is a misconception that the problem of the cylindrical slip-fit system we use for eyepieces and other optical accessories is...

T-adapter with Howie Glatter's Parallizer Patent alignment feature allows your image train to stay parallelThere is a misconception that the proble...

1:10 micro reduction unit Compatibly with many brands Description In the Box Downloads Lacerta Dual Speed 1:10 Microfocus Upgrade Kit f...

Back plate & standard Crayford Focuser for the LS100MT allows you to convert this dedicated solar telescope into one that can be used at night!...

Back plate & standard Crayford Focuser for the LS152MT allows you to convert this dedicated solar telescope into one that can be used at night!...

Back plate & standard Crayford Focuser for the LS80MT allows you to convert this dedicated solar telescope into one that can be used at night!H...

The Lunt Mini is a non-rotating helical focuser that provides a T2 (male) to T2 (female) thread connection. The focuser has 10 mm of precision trav...

1.25" Eyepiece Holder with Brass Compression Ring 10:1 Dual-Speed Fine Focus Control Rack and Pinion Drive System Adjustable Drawtube Tension All-...

Compatible with LS40THa and LS50THa Focuser Type: Rack & Pinion Focuser Ratio: Dual Speed 10:1 Barrel Size: 1.25" Connection: Non-Marring Bras...

Optec engineers have developed a completely new concept for combining telescope focus and camera rotation functions into a single robust, yet compa...

Optec engineers have developed a low profile, yet extremely robust 3-inch focuser for telescope installations where back-focus is at a premium. Wi...

Introducing the Pegasus Astro FocusCube 3, our cutting-edge solution for achieving fast, reliable, and precise focusing of your telescope in the ev...

Focus fast, reliable and accurate your telescope using a stepper or DC motor and our controller.Version3: Same features, more powerful motor output...

The external motor controller (XMC) was designed to expand the focus capabilities of the “Ultimate Powerbox v2” (supports a 2nd focus controller) a...

The Falcon Rotator v2 is our new large aperture (M68) camera field rotator that impresses with its lightweight, low-profile design. Despite its sl...

FocusCube SCT has been replaced by the Focus Cube Zero. Zero allows backlash free movement and is way faster than older motor. This faster motor wi...

The Hand Controller of the FocusCube allows manual focus without any vibrations! Rotate the digital knob and easily focus! Precision can be achieve...