Adapters
Connect your gear with confidence using our wide selection of astronomy adapters. This collection includes all the essential adapters you need to seamlessly link telescopes, cameras, eyepieces, filters, and other accessories for both visual observation and astrophotography. Whether you're attaching a DSLR to a focuser, threading a filter wheel to a CMOS camera, or adapting between different thread sizes or mounting standards, our high-quality adapters ensure secure, precise connections. Built for compatibility and durability, these adapters make your setup more versatile and ready for any observing or imaging session.
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Original price $33.00 USDOriginal price $33.00 USD - Original price $33.00 USDOriginal price $33.00 USDCurrent price $30.00 USD$30.00 USD - $30.00 USDCurrent price $30.00 USD
William Optics M48 Push-in Nosepiece for WO 2" Diagonals & UniGuide Scope
WO-WD-DIG2AM48 push-in nosepiece for WO 2" diagonals and UniGuide scopes Enables easy integration of 2" accessories with Willi...
View full detailsOriginal price $33.00 USDOriginal price $33.00 USD - Original price $33.00 USDOriginal price $33.00 USDCurrent price $30.00 USD$30.00 USD - $30.00 USDCurrent price $30.00 USDSave 9% -
Original price $44.00 USDOriginal price $44.00 USD - Original price $44.00 USDOriginal price $44.00 USDCurrent price $40.00 USD$40.00 USD - $40.00 USDCurrent price $40.00 USD
William Optics M63 Female to 2" Push-in Adapter for P-FLAT6AIII
WO-YE-M63F-2IN-PI1 in stockM63 female to 2" push-in adapter designed for the P-FLAT6AIII Facilitates the connection between your telescope and...
View full detailsOriginal price $44.00 USDOriginal price $44.00 USD - Original price $44.00 USDOriginal price $44.00 USDCurrent price $40.00 USD$40.00 USD - $40.00 USDCurrent price $40.00 USDSave 9% -
Original price $64.00 USDOriginal price $64.00 USD - Original price $64.00 USDOriginal price $64.00 USDCurrent price $58.00 USD$58.00 USD - $58.00 USDCurrent price $58.00 USD
William Optics M63(M) to M48(M) Photo Adapter
WO-P-PAM-63-481 in stockM63 male to M48 male photo adapter for versatile connection options Facilitates seamless integration between M63 an...
View full detailsOriginal price $64.00 USDOriginal price $64.00 USD - Original price $64.00 USDOriginal price $64.00 USDCurrent price $58.00 USD$58.00 USD - $58.00 USDCurrent price $58.00 USDSave 9% -
Original price $45.00 USDOriginal price $45.00 USD - Original price $45.00 USDOriginal price $45.00 USDCurrent price $41.00 USD$41.00 USD - $41.00 USDCurrent price $41.00 USD
William Optics Micro 4/3 48mm T-Mount for Olympus - Black
WO-YE-TR-M48MFTMicro 4/3 48mm T-Mount designed for Olympus cameras Allows seamless connection between your Olympus camera and tele...
View full detailsOriginal price $45.00 USDOriginal price $45.00 USD - Original price $45.00 USDOriginal price $45.00 USDCurrent price $41.00 USD$41.00 USD - $41.00 USDCurrent price $41.00 USDSave 9% -
Original price $43.00 USDOriginal price $43.00 USD - Original price $43.00 USDOriginal price $43.00 USDCurrent price $39.00 USD$39.00 USD - $39.00 USDCurrent price $39.00 USD
William Optics SCT Connection for WO Diagonals - Gold
WO-D-SCT-TA-GAdapter for connecting Schmidt-Cassegrain telescopes to William Optics diagonals Gold-anodized finish for durability and aesthetic appeal ...
View full detailsOriginal price $43.00 USDOriginal price $43.00 USD - Original price $43.00 USDOriginal price $43.00 USDCurrent price $39.00 USD$39.00 USD - $39.00 USDCurrent price $39.00 USDSave 9% -
Original price $123.00 USDOriginal price $123.00 USD - Original price $123.00 USDOriginal price $123.00 USDCurrent price $111.00 USD$111.00 USD - $111.00 USDCurrent price $111.00 USD
William Optics STL Adapter for FLT Flattener
WO-P-STLSTL adapter designed for William Optics FLT flatteners Ensures a secure connection between your FLT flattener and S...
View full detailsOriginal price $123.00 USDOriginal price $123.00 USD - Original price $123.00 USDOriginal price $123.00 USDCurrent price $111.00 USD$111.00 USD - $111.00 USDCurrent price $111.00 USDSave 10% -
Original price $90.00 USDOriginal price $90.00 USD - Original price $90.00 USDOriginal price $90.00 USDCurrent price $81.00 USD$81.00 USD - $81.00 USDCurrent price $81.00 USD
William Optics Super High Precision COPPER T-Mount for Canon EOS Full Frame
WO-YE-TR-BR48-C1 in stockSuper high precision T-Mount designed for Canon EOS full-frame cameras Constructed from durable copper for enhanced...
View full detailsOriginal price $90.00 USDOriginal price $90.00 USD - Original price $90.00 USDOriginal price $90.00 USDCurrent price $81.00 USD$81.00 USD - $81.00 USDCurrent price $81.00 USDSave 10% -
Original price $90.00 USDOriginal price $90.00 USD - Original price $90.00 USDOriginal price $90.00 USDCurrent price $81.00 USD$81.00 USD - $81.00 USDCurrent price $81.00 USD
William Optics Super High Precision COPPER T-Mount for Nikon Full Frame
WO-YE-TR-BR48-NSuper high precision T-Mount designed for Nikon full-frame cameras Constructed from durable copper for enhanced sta...
View full detailsOriginal price $90.00 USDOriginal price $90.00 USD - Original price $90.00 USDOriginal price $90.00 USDCurrent price $81.00 USD$81.00 USD - $81.00 USDCurrent price $81.00 USDSave 10% -
Original price $12.00 USD - Original price $12.00 USDOriginal price$12.00 USD$12.00 USD - $12.00 USDCurrent price $12.00 USDZWO Adapter - 2mm M54(M)/M48(F)
ZWO-M54M-M48F-2M54-M48-2 adapter is independently developed by ZWO and mainly used for connecting to 2”EFW and M54 filter drawer.The thickness of this adapter is ...
View full detailsOriginal price $12.00 USD - Original price $12.00 USDOriginal price$12.00 USD$12.00 USD - $12.00 USDCurrent price $12.00 USD -
Original price $49.00 USD - Original price $49.00 USDOriginal price$49.00 USD$49.00 USD - $49.00 USDCurrent price $49.00 USDZWO EOS Lens Adapter for 2" EFW
ZWO-EFW2-EOS1 in stockThis EOS lens adapter is specially designed to connect EOS lens with 2” EFW.The thread of the interface is M54*0.75, so it cannot be used for 1.25”...
View full detailsOriginal price $49.00 USD - Original price $49.00 USDOriginal price$49.00 USD$49.00 USD - $49.00 USDCurrent price $49.00 USD -
Original price $49.00 USD - Original price $49.00 USDOriginal price$49.00 USD$49.00 USD - $49.00 USDCurrent price $49.00 USDZWO EOS Lens Adapter for EFW
ZWO-EFW-EOS-II1 in stockThe Short EOS adapter for EFW&Cooled camera(6.5mm backfocus version).Extend distance: 17.5mmThis new type is unadjustable. EOS-T2 support Canon...
View full detailsOriginal price $49.00 USD - Original price $49.00 USDOriginal price$49.00 USD$49.00 USD - $49.00 USDCurrent price $49.00 USD -
Original price $18.00 USD - Original price $18.00 USDOriginal price$18.00 USD$18.00 USD - $18.00 USDCurrent price $18.00 USDZWO M42 Adapter for OAG
ZWO-M42-adapter2 in stockM42 adapter for main imaging camera Specifications
Original price $18.00 USD - Original price $18.00 USDOriginal price$18.00 USD$18.00 USD - $18.00 USDCurrent price $18.00 USD -
Original price $18.00 USD - Original price $18.00 USDOriginal price$18.00 USD$18.00 USD - $18.00 USDCurrent price $18.00 USDZWO M42 Extension - 21mm
ZWO-T2-EXT-215 in stockTelescope side: M42x0.75 internal thread Camera side: M42x0.75 external thread Diameter: 2" (50.8mm) Optical Length: 21mm Description Specific...
View full detailsOriginal price $18.00 USD - Original price $18.00 USDOriginal price$18.00 USD$18.00 USD - $18.00 USDCurrent price $18.00 USD -
Original price $29.00 USD - Original price $29.00 USDOriginal price$29.00 USD$29.00 USD - $29.00 USDCurrent price $29.00 USDZWO M42 Plate for CAA Rotator
ZWO-CAA-PLATE-M42Original price $29.00 USD - Original price $29.00 USDOriginal price$29.00 USD$29.00 USD - $29.00 USDCurrent price $29.00 USD -
Original price $18.00 USD - Original price $18.00 USDOriginal price$18.00 USD$18.00 USD - $18.00 USDCurrent price $18.00 USDZWO M42-M48 Adapter - 16.5mm
ZWO-T2-M48-16.55 in stockM42-M48 extender : 16.5mmIt can help you to get 55mm back focus distance. Specifications
Original price $18.00 USD - Original price $18.00 USDOriginal price$18.00 USD$18.00 USD - $18.00 USDCurrent price $18.00 USD -
Original price $25.00 USD - Original price $25.00 USDOriginal price$25.00 USD$25.00 USD - $25.00 USDCurrent price $25.00 USDZWO M42e to M48i Extension - 22.5mm
ZWO-M42-M48-22.51 in stockTelescope side: M48x0.75 internal thread Camera side: M42x0.75 external thread Diameter: 2" (50.8mm) Optical Length: 22.5mm Description Specif...
View full detailsOriginal price $25.00 USD - Original price $25.00 USDOriginal price$25.00 USD$25.00 USD - $25.00 USDCurrent price $25.00 USD -
Original price $23.00 USD - Original price $23.00 USDOriginal price$23.00 USD$23.00 USD - $23.00 USDCurrent price $23.00 USDZWO M48 Extension - 16.5mm
ZWO-M48-EXT16.52 in stockTelescope side: M48x0.75 internal thread Camera side: M48x0.75 external thread Diameter: 2" (50.8mm) Optical Length: 16.5mm Description Specif...
View full detailsOriginal price $23.00 USD - Original price $23.00 USDOriginal price$23.00 USD$23.00 USD - $23.00 USDCurrent price $23.00 USD -
Original price $12.00 USD - Original price $12.00 USDOriginal price$12.00 USD$12.00 USD - $12.00 USDCurrent price $12.00 USDZWO M48-M42 Adapter
ZWO-M48-M422 in stock0mm optical length M48 male to M42 female 4mm thickness Description Specification...
View full detailsOriginal price $12.00 USD - Original price $12.00 USDOriginal price$12.00 USD$12.00 USD - $12.00 USDCurrent price $12.00 USD -
Original price $29.00 USD - Original price $29.00 USDOriginal price$29.00 USD$29.00 USD - $29.00 USDCurrent price $29.00 USDZWO M54 Adapter replacing EFW
ZWO-D70-M54F2 in stockThe ZWO M54 adapter is an adapter designed specifically for ASI cooled cameras. Instead of using the 20mm ZWO EFW, you can directly connect the ada...
View full detailsOriginal price $29.00 USD - Original price $29.00 USDOriginal price$29.00 USD$29.00 USD - $29.00 USDCurrent price $29.00 USD -
Original price $16.00 USD - Original price $16.00 USDOriginal price$16.00 USD$16.00 USD - $16.00 USDCurrent price $16.00 USDZWO M54 Male to M42 Female Adapter
ZWO-M54M-M42F-0Thread Compatibility Durable Construction Precision Engineering Lightweight Des...
View full detailsOriginal price $16.00 USD - Original price $16.00 USDOriginal price$16.00 USD$16.00 USD - $16.00 USDCurrent price $16.00 USD -
Original price $25.00 USD - Original price $25.00 USDOriginal price$25.00 USD$25.00 USD - $25.00 USDCurrent price $25.00 USDZWO M54(M)-M48(F) Adapter - 21mm
ZWO-M54-M48-211 in stockThread Compatibility 21mm Optical Length Durable Construction Lightweight Desig...
View full detailsOriginal price $25.00 USD - Original price $25.00 USDOriginal price$25.00 USD$25.00 USD - $25.00 USDCurrent price $25.00 USD -
Original price $12.39 USD - Original price $12.39 USDOriginal price$12.39 USD$12.39 USD - $12.39 USDCurrent price $12.39 USDZWO M54-M48 Adapter
ZWO-M54-M481 in stock0mm optical length M54 male to M48 female 4mm thickness Description Specifications In the Box ZWO M54-M48 Adapter Overview The ZWO M54 ...
View full detailsOriginal price $12.39 USD - Original price $12.39 USDOriginal price$12.39 USD$12.39 USD - $12.39 USDCurrent price $12.39 USD -
Original price $29.00 USD - Original price $29.00 USDOriginal price$29.00 USD$29.00 USD - $29.00 USDCurrent price $29.00 USDZWO M68 Sensor Tilt Plate
ZWO-M68-PlateExclusive Compatibility Versatile Connectivity Precision Engineering Enhanced F...
View full detailsOriginal price $29.00 USD - Original price $29.00 USDOriginal price$29.00 USD$29.00 USD - $29.00 USDCurrent price $29.00 USD -
Original price $59.00 USD - Original price $59.00 USDOriginal price$59.00 USD$59.00 USD - $59.00 USDCurrent price $59.00 USDZWO Nikon Lens Adapter for EFW
ZWO-EFW-Nikon-IINikon F-Mount Compatibility Designed for EFW Systems Precision Build T2 Thread ...
View full detailsOriginal price $59.00 USD - Original price $59.00 USDOriginal price$59.00 USD$59.00 USD - $59.00 USDCurrent price $59.00 USD
