Products

Replaces the stock focus knob on the Celestron CPC-1100 and C11 EdgeHD Dual-speed: black coarse knob and brass fine knob (10:1 ratio) Installs usi...

Replaces stock single-speed focus knob with a dual-speed mechanism Provides a 10:1 fine-focus ratio for precise adjustments The "CPC" version for ...

Replaces the stock focus knob with a dual-speed 10:1 system Fine focus control for high-magnification observing and imaging For the Celestron CPC-...

Replaces the stock single-speed focus knob on Celestron C11 SCTs Adds dual-speed 10:1 ratio fine focusing control Fine focus without the coarse ju...

Adds dual-speed 10:1 ratio fine focusing to your telescope Fine focus without the coarse jumps of the stock knob Known to fit the Celestron C14 Ed...

Replaces the stock focus knob on Celestron C8 SCTs Dual-speed: black coarse knob and brass fine knob (10:1 ratio) Fine focus without the coarse ju...

Fits all Meade 14" SCTs, including the LX200GPS and LX200 Classic Dual-speed coarse and fine focusing Fine focus without the coarse jumps of the s...

Replaces the stock focuser on Meade 8.0" SCTs and 7" Maksutovs Dual-speed coarse and fine focusing Fine focus without the coarse jumps of the stoc...

Fits only the f/10 Meade 10" and 12" SCTs (not f/8) Replaces stock focuser on LX90, LX200GPS, and LX200 Classic models Dual-speed coarse and fine ...

Replaces the stock focuser knob on Meade f/8 10" and 12" SCTs Dual-speed coarse and fine focusing Fine focus without the coarse jumps of the stock...

Pure Red LED Emitter: Provides illumination that won't spoil your night vision, critical for visual observing and astrophotography. Compact "Min...

Optional 10:1 dual-speed reduction for ultra-fine focus control Available with 0.75" (19.05mm) or 1.5" (38.1mm) of drawtube travel 1.25" Crayford ...

10:1 fine-focus reduction ratio for precise adjustments 8-10 pound lifting capacity supports heavy imaging trains Crayford drive mechanism for zer...

Lifting capacity of 13-15 pounds for heavy imaging trains Rack and pinion drive using the pinion assembly of Starlight's 3.0" focuser 10:1 dual-sp...

Drawtube opening over 3.0" on the visual side: accepts 3" accessories Supports heavy imaging trains with a 15-17 pound lifting capacity Precision ...

Fits Finder Scopes with 40-55mm Outside Diameter Lightweight Ring-Based Design Attaches to Starlight Instruments Feather Touch Focusers FSB Mounti...

Accommodates finders with a 45mm to 53mm outer diameter Designed for Starlight Instruments Feather Touch focusers Precision-machined for a zero-fl...

Securely holds finderscopes and guide scopes from 50mm to 60mm in diameter Precision adjustment screws for accurate, stable alignment Designed for...

Mounts directly to 2.5", 3.0", and 3.5" Feather Touch focusers Includes a red dot finder for intuitive, zero-magnification aiming Provides a stabl...

Adds electronic focus control to William Optics RedCat/SpaceCat telescopes Enables automated, repeatable focusing for astrophotography Requires a ...

Controls 1 focuser standard, or 2 with optional board Connects via USB, Serial, and wired Ethernet Optional 802.11 WiFi for full wireless control ...

Provides manual focus control for the Focuser Boss II system Tactile push-button interface for use at the eyepiece Ideal for quick visual adjustme...

Adds automated, repeatable focusing to Feather Touch focusers Features a simple manual focus override by turning the motor housing Available in th...