Skip to content
Price match 30-day returns* Talk to an astronomer before you buy

Products

Filters

$160.00 - $160.00
$160.00
$160.00 - $160.00
$160.00

Starlight Instruments 2.0" Adapter for ZEISS 80 and 130mm Telescopes

SI-A20-299

Mounts the Starlight Instruments 2.0" Feather Touch FTF2025BCR focuser Designed specifically for ZEISS 80mm and 130mm telescopes Precision-machine...

View full details
$160.00 - $160.00
$160.00
$160.00 - $160.00
$160.00
$130.00 - $130.00
$130.00
$130.00 - $130.00
$130.00

Starlight Instruments 2.0" Adapter Rack Pinion for Lunt Telescopes

SI-A20-3003-11

Purpose-Built for Lunt: Designed specifically to mate a Starlight Instruments 2.0" rack and pinion focuser to a Lunt LS60 or LS100 telescope (3.0...

View full details
$130.00 - $130.00
$130.00
$130.00 - $130.00
$130.00
$110.00 - $110.00
$110.00
$110.00 - $110.00
$110.00

Starlight Instruments 2.0" Adapter Rack/Pinion for Astro-Physics 2.7" Female Thread

SI-A20-3003-5

$110.00 - $110.00
$110.00
$110.00 - $110.00
$110.00
$130.00 - $130.00
$130.00
$130.00 - $130.00
$130.00

Starlight Instruments 2.0" Adapter Rack/Pinion for Celestron & Meade Small Thread SCT Telescopes

SI-A20-3003-7

Connects 2.0" Rack/Pinion Feather Touch Focusers to select SCTs Compatible with Celestron C8, CPC8, C9.25, and CPC9.25 telescopes Compatible with ...

View full details
$130.00 - $130.00
$130.00
$130.00 - $130.00
$130.00
$130.00 - $130.00
$130.00
$130.00 - $130.00
$130.00

Starlight Instruments 2.0" Adapter Rack/Pinion for Orion, Celestron, Sky-Watcher Vixen & Synta Telescopes

SI-A20-3003-8

Connects a 2.0" Starlight Instruments Rack & Pinion Focuser to your telescope Compatible with select models from Orion, Celestron, and Sky-Wat...

View full details
$130.00 - $130.00
$130.00
$130.00 - $130.00
$130.00
$130.00 - $130.00
$130.00
$130.00 - $130.00
$130.00

Starlight Instruments 2.0" Adapter Rack/Pinion Used to Attach to Any 2" Feather Touch Crayford Adapter or 2" Base

SI-A20-3003-9

Adapts 2" Feather Touch Rack & Pinion focusers for use with Crayford mounts Compatible with all 2" Feather Touch Crayford focuser adapters Com...

View full details
$130.00 - $130.00
$130.00
$130.00 - $130.00
$130.00
$130.00 - $130.00
$130.00
$130.00 - $130.00
$130.00

Starlight Instruments 2.0" Adapter RP - for All Celestron C11/C14 SCT Telescopes

SI-A20-3003-3

Telescope Compatibility: Celestron C11 & C14 Schmidt-Cassegrain Telescopes Focuser Fit: Starlight Instruments 2.0" Rack & Pinion Feather...

View full details
$130.00 - $130.00
$130.00
$130.00 - $130.00
$130.00
$130.00 - $130.00
$130.00
$130.00 - $130.00
$130.00

Starlight Instruments 2.0" Adapter RP for Astro-Tech 6" and 8" RITCHIE CHRETIEN Telescopes

SI-A20-3003-1

Connects a Starlight Instruments 2.0" Rack and Pinion focuser to your telescope Designed for Astro-Tech 6" and 8" Ritchey-Chrétien models Also com...

View full details
$130.00 - $130.00
$130.00
$130.00 - $130.00
$130.00
$130.00 - $130.00
$130.00
$130.00 - $130.00
$130.00

Starlight Instruments 2.0" Adapter RP for Astro-Tech 65mm Telescopes

SI-A20-3003-2

Connects Starlight Instruments 2.0" Rack & Pinion focusers to Astro-Tech 65mm refractors and the Zeiss AS80/1200 Enables precision focusing fo...

View full details
$130.00 - $130.00
$130.00
$130.00 - $130.00
$130.00
$130.00 - $130.00
$130.00
$130.00 - $130.00
$130.00

Starlight Instruments 2.0" Adapter RP for Meade 10, 12, 14" SCT Telescopes

SI-A20-3003-6

Connects a 2.0" Feather Touch Rack & Pinion Focuser to large Meade SCTs Compatible with Meade 10", 12", and 14" Schmidt-Cassegrain models Prov...

View full details
$130.00 - $130.00
$130.00
$130.00 - $130.00
$130.00
$130.00 - $130.00
$130.00
$130.00 - $130.00
$130.00

Starlight Instruments 2.0" Adapter RP w/ M109X1 Thread

SI-A20-3003-10

Connects 2.0" Feather Touch Rack & Pinion focusers to a telescope Features a male M109x1 thread for secure attachment Designed for heavy imagi...

View full details
$130.00 - $130.00
$130.00
$130.00 - $130.00
$130.00
$130.00 - $130.00
$130.00
$130.00 - $130.00
$130.00

Starlight Instruments 2.0" Adapter to Attach Orion 0.85 Focal Reducer

SI-A20-287A

Connects the Orion 0.85x Reducer to any 2.0" focuser opening Provides a Secure, Direct-Threaded Connection M56x1 Thread for the Orion 0.85x Reduce...

View full details
$130.00 - $130.00
$130.00
$130.00 - $130.00
$130.00
$160.00 - $160.00
$160.00
$160.00 - $160.00
$160.00

Starlight Instruments 2.0" Adapter w/ Small Inside Synta Dimension for Orion, Celestron, Sky-Watcher Vixen & Synta Telescopes

SI-A20-225

Enables mounting a 2.0" Feather Touch focuser Designed for Synta-family refractors (Orion, Celestron, Sky-Watcher, Vixen) Fits small Synta tubes w...

View full details
$160.00 - $160.00
$160.00
$160.00 - $160.00
$160.00
$140.00 - $140.00
$140.00
$140.00 - $140.00
$140.00

Starlight Instruments 2.0" Base Curved w/ Leveling Screws

SI-BA20CL

Custom-machined to your telescope's exact tube diameter Provides a perfectly curved, stable mounting platform Designed specifically for 2.0" Feath...

View full details
$140.00 - $140.00
$140.00
$140.00 - $140.00
$140.00
$200.00 - $200.00
$200.00
$200.00 - $200.00
$200.00

Starlight Instruments 2.0" Base Curved w/ Leveling Screws for Vixen R200SS OTA

SI-BA20CL-R200SS

Custom-curved base for the Vixen R200SS OTA Provides a mounting platform for a 2.0" Starlight Instruments Feather Touch focuser Features integrate...

View full details
$200.00 - $200.00
$200.00
$200.00 - $200.00
$200.00
$90.00 - $90.00
$90.00
$90.00 - $90.00
$90.00

Starlight Instruments 2.0" Base Flat w/ Leveling Screws

SI-BA20FL

For 2.0" Feather Touch Focusers Flat Base for Flat Mounting Surfaces Includes Integrated Leveling Screws for Collimation Provides Rigid, Tilt-Free...

View full details
$90.00 - $90.00
$90.00
$90.00 - $90.00
$90.00
$80.00 - $110.00
$80.00 - $110.00
$80.00 - $110.00
$80.00

Starlight Instruments 2.0" Diameter Riser

Options available

Adds fixed height to 2.0" diameter focuser bases on Newtonian telescopes Solves focus issues for accessories with long back-focus requirements Ava...

View full details
$80.00 - $110.00
$80.00 - $110.00
$80.00 - $110.00
$80.00
$250.00 - $250.00
$250.00
$250.00 - $250.00
$250.00

Starlight Instruments 2.5" Adapter for Celestron C11/C14 SCT Telescopes

SI-A25-2003-15

Adapts 2.5" Feather Touch Focusers Compatible with Celestron C11 Telescopes Compatible with Celestron C14 Telescopes Threads Directly to SCT Rear ...

View full details
$250.00 - $250.00
$250.00
$250.00 - $250.00
$250.00
$250.00 - $250.00
$250.00
$250.00 - $250.00
$250.00

Starlight Instruments 2.5" Adapter for Coronado Solar Max 90/Solar Max II

SI-A25-2003-21

Securely mounts a 2.5" Feather Touch focuser to your solar telescope Designed specifically for Coronado Solar Max 90 and Solar Max II models Enabl...

View full details
$250.00 - $250.00
$250.00
$250.00 - $250.00
$250.00
$250.00 - $250.00
$250.00
$250.00 - $250.00
$250.00

Starlight Instruments 2.5" Adapter for Explore Scientific 80mm TED 0806-01 Series Telescope

SI-A25-2003-23

Connects Starlight Instruments 2.5" focusers to select Explore Scientific telescopes Designed specifically for the 80mm TED 0806-01 Series with an...

View full details
$250.00 - $250.00
$250.00
$250.00 - $250.00
$250.00
$250.00 - $250.00
$250.00
$250.00 - $250.00
$250.00

Starlight Instruments 2.5" Adapter for Explore Scientific Essential Series 80mm Telescope

SI-A25-2003-24

Enables Installation of 2.5" Feather Touch Focusers Custom-Fit for Explore Scientific 80mm Essential Series Telescopes Designed for Aluminum OTA M...

View full details
$250.00 - $250.00
$250.00
$250.00 - $250.00
$250.00
$250.00 - $250.00
$250.00
$250.00 - $250.00
$250.00

Starlight Instruments 2.5" Adapter for Meade 10, 12, 14" SCT Telescopes

SI-A25-2003-13

Connects 2.5" Feather Touch focusers to large Meade SCTs Compatible with Meade 10", 12", and 14" SCT optical tubes Designed to thread onto the FTF...

View full details
$250.00 - $250.00
$250.00
$250.00 - $250.00
$250.00
$190.00 - $190.00
$190.00
$190.00 - $190.00
$190.00

Starlight Instruments 2.5" Adapter for Meade 127mm Telescopes

SI-A25-2003-22

Connects a 2.5" Focuser to a Meade 127mm Telescope Engineered for Optical Tubes with a 4.525" Diameter Enables Upgrade to a Starlight Instruments ...

View full details
$190.00 - $190.00
$190.00
$190.00 - $190.00
$190.00
$250.00 - $250.00
$250.00
$250.00 - $250.00
$250.00

Starlight Instruments 2.5" Adapter for Stellarvue 80-115mm Refractors

SI-A25-2003-4

Connects the 2.5" Feather Touch FTF2535HD focuser Designed for Stellarvue 80mm, 90mm, 102mm, 105mm, and 115mm refractors Attaches to the optical t...

View full details
$250.00 - $250.00
$250.00
$250.00 - $250.00
$250.00