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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.

Filters

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ZWO Adapter - 2mm M54(M)/M48(F)

ZWO-M54M-M48F-2
9 in stock

M54-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 ...

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$12.00 - $12.00
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$49.00 - $49.00
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ZWO EOS Lens Adapter for 2" EFW

ZWO-EFW2-EOS
1 in stock

This 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”...

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ZWO EOS Lens Adapter for EFW

ZWO-EFW-EOS-II
1 in stock

The Short EOS adapter for EFW&Cooled camera(6.5mm backfocus version).Extend distance: 17.5mmThis new type is unadjustable. EOS-T2 support Canon...

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$18.00

ZWO M42 Adapter for OAG

ZWO-M42-adapter
1 in stock

M42 adapter for main imaging camera Specifications

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ZWO M42 Extension - 21mm

ZWO-T2-EXT-21
4 in stock

Optical Length: 21mm Connection Side 1: M42x0.75 Female Thread Connection Side 2: M42x0.75 Male Thread Outer Diameter: 2" (50.8mm) Material: Aircr...

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ZWO M42 Plate for CAA Rotator

ZWO-CAA-PLATE-M42
2 in stock

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ZWO M42-M48 Adapter - 16.5mm

ZWO-T2-M48-16.5
2 in stock

M42-M48 extender : 16.5mmIt can help you to get 55mm back focus distance. Specifications

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ZWO M42e to M48i Extension - 22.5mm

ZWO-M42-M48-22.5
1 in stock

Telescope side: M48x0.75 internal thread Camera side: M42x0.75 external thread Diameter: 2" (50.8mm) Optical Length: 22.5mm Description Specif...

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ZWO M48 Extension - 16.5mm

ZWO-M48-EXT16.5
1 in stock

Telescope side: M48x0.75 internal thread Camera side: M48x0.75 external thread Diameter: 2" (50.8mm) Optical Length: 16.5mm Description Specif...

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ZWO M48-M42 Adapter
$12.00 - $12.00
$12.00
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ZWO M48-M42 Adapter

ZWO-M48-M42
4 in stock

0mm optical length M48 male to M42 female 4mm thickness Description Specification...

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ZWO M54 Adapter replacing EFW

ZWO-D70-M54F
1 in stock

The 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...

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ZWO M54 Extension - 16.5mm

ZWO-M54-M54-16.5

Optical Length: 16.5mm Connection Side 1: M54x0.75 Male Thread Connection Side 2: M54x0.75 Female Thread Material: Anodized Aluminum Descriptio...

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ZWO M54 Extension - 21mm

ZWO-M54-M54-21
1 in stock

Optical Length: 21mm Connection Side 1: M54x0.75 Male Thread Connection Side 2: M54x0.75 Female Thread Clear Aperture: 51mm Material: Black Anodiz...

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ZWO M54 Male to M42 Female Adapter

ZWO-M54M-M42F-0

Thread Compatibility Durable Construction Precision Engineering Lightweight Des...

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ZWO M54(M)-M48(F) Adapter - 21mm

ZWO-M54-M48-21
1 in stock

Thread Compatibility 21mm Optical Length Durable Construction Lightweight Desig...

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ZWO M54-M48 Adapter

ZWO-M54-M48
5 in stock

0mm optical length M54 male to M48 female 4mm thickness Description Specifications In the Box ZWO M54-M48 Adapter Overview The ZWO M54 ...

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ZWO M68 Sensor Tilt Plate

ZWO-M68-Plate
1 in stock

Exclusive Compatibility Versatile Connectivity Precision Engineering Enhanced F...

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ZWO Nikon Lens Adapter for EFW

ZWO-EFW-Nikon-II
1 in stock

Nikon F-Mount Compatibility Designed for EFW Systems Precision Build T2 Thread ...

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ZWO Nikon-T2 Adapter

ZWO-Nikon-T2-II
2 in stock

Nikon Lens Compatibility T2 Thread Interface Durable and Lightweight Construction ...

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ZWO Sensor Tilt Plate - M42

ZWO-M42-Plate
1 in stock

Optimized for APS-C Cameras Flexible Connections Designed for M42-Thread Telescopes ...

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ZWO Sensor Tilt Plate - M48

ZWO-M48-Plate
1 in stock

Designed for M48 Thread Telescopes Enhanced Compatibility Durable and Precise Design ...

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ZWO Sensor Tilt Plate - M54

ZWO-M54-Plate
1 in stock

Compatibility Flexible Connections Precise Design Included with Full-Frame Came...

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ZWO Sony E Adapter for ASI Cameras

ZWO-Sony-NEX
1 in stock

Compatibility with Small Sensor Cameras Manual Lens Support E-Mount Lens Compatibility ...

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ZWO T-Mount Adapter - 1.25"

ZWO-T-Mount
1 in stock

Universal Compatibility Prime Focus Photography Durable Construction Lightweigh...

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