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$399.00 - $399.00
$399.00
$399.00 - $399.00
$399.00

ZWO EFW - 7 x 2" - Discontinued

ZWO-EFW-7x2

For 2″ threaded filters or 50.4mm ± 0.5mm unmounted filters. Easy to install on the telescope and the camera ...

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$399.00 - $399.00
$399.00
$399.00 - $399.00
$399.00
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$299.00
$299.00 - $299.00
$299.00
$239.00
$239.00 - $239.00
$239.00

ZWO EFW - 7 x 36mm

ZWO-EFW-7x36-II
2 in stock

For 36mm unmounted filters Easy to install on the telescope and the camera Filters are easy to in...

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$299.00
$299.00 - $299.00
$299.00
$239.00
$239.00 - $239.00
$239.00
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$599.00 - $599.00
$599.00
$599.00 - $599.00
$599.00

ZWO EFW - 7 x 50mm Square Filter Wheel

ZWO EFW-7x50

The 50mm electronic filter wheel is CNC milled from an aircraft-graded aluminum block. Quality guaranteed! Adopting the quality step motors produ...

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$599.00 - $599.00
$599.00
$599.00 - $599.00
$599.00
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$299.00
$299.00 - $299.00
$299.00
$239.00
$239.00 - $239.00
$239.00

ZWO EFW - 8 x 1.25" or 31mm

ZWO-EFW-8x1.25
2 in stock

For 1.25" or 31mm filters Easy to install on the telescope and the camera Filters are easy to ins...

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$299.00
$299.00 - $299.00
$299.00
$239.00
$239.00 - $239.00
$239.00
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$199.00 - $199.00
$199.00
$199.00 - $199.00
$199.00

ZWO EFWmini - 5 x 1.25" or 31mm - Discontinued

ZWO-EFW-MINI

For 1.25" or 31mm filters Easy to install on the telescope and the camera Filters are easy to ins...

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$199.00 - $199.00
$199.00
$199.00 - $199.00
$199.00
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$199.00 - $199.00
$199.00
$199.00 - $199.00
$199.00

ZWO Electronic Filter Wheel EFW Gen2 - 5 x 1.25"

ZWO-EFW-5x1.25-25
1 in stock

5x positions Compatible with 1.25" and 31mm filters Anti Light Leak Design Mod...

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$199.00 - $199.00
$199.00
$199.00 - $199.00
$199.00
$299.00 - $299.00
$299.00
$299.00
$299.00 - $299.00
$299.00

ZWO Electronic Filter Wheel EFW Gen2 - 5 x 2"

ZWO-EFW-5x2-25
3 in stock

5x positions Compatible with 2" and 50mm filters Anti Light Leak Design Modern...

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$299.00 - $299.00
$299.00
$299.00
$299.00 - $299.00
$299.00
$399.00 - $399.00
$399.00
$399.00
$399.00 - $399.00
$399.00

ZWO Electronic Filter Wheel EFW Gen2 - 7 x 2"

ZWO-EFW-7x2-25
3 in stock

7x positions Compatible with 2" and 50mm filters Anti Light Leak Design Modern...

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$399.00 - $399.00
$399.00
$399.00
$399.00 - $399.00
$399.00
$299.00 - $299.00
$299.00
$299.00 - $299.00
$299.00

ZWO Electronic Filter Wheel EFW Gen2 - 7 x 36mm

ZWO-EFW-7x36-25
1 in stock

7x positions Compatible with 36mm unmounted filters Anti Light Leak Design Mod...

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$299.00 - $299.00
$299.00
$299.00 - $299.00
$299.00
$299.00 - $299.00
$299.00
$299.00 - $299.00
$299.00

ZWO Electronic Filter Wheel EFW Gen2 - 8 x 1.25"

ZWO-EFW-8x1.25-25
2 in stock

8x positions Compatible with 1.25" and 31mm filters Anti Light Leak Design Mod...

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$299.00 - $299.00
$299.00
$299.00 - $299.00
$299.00
$49.00 - $49.00
$49.00
$49.00 - $49.00
$49.00

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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$49.00 - $49.00
$49.00
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$49.00
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$49.00
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$49.00

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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$49.00 - $49.00
$49.00
$49.00 - $49.00
$49.00
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$2,499.00
$2,499.00 - $2,499.00
$2,499.00
$1,799.00
$1,799.00 - $1,799.00
$1,799.00

ZWO FF107-APO Quadruplet Refractor F/7

ZWO-FF107-APO

Aperture of 107 mm Focal Length of 749mm Focal Ratio of f/7 Quadruplet APO Full Frame Imaging Circle Supported No need for flattener No need to ca...

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$2,499.00
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$2,499.00
$1,799.00
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$1,799.00
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$349.00
$349.00 - $349.00
$349.00
$309.00
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$309.00

ZWO FF107/FF130 APO 0.7× Universal Reducer

ZWO-F107130RE

Shortens the Focal Ratio of the FF107APO & FF130APO Focal Ratio shortened to f/4.9 Reduces th...

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$349.00
$349.00 - $349.00
$349.00
$309.00
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$309.00
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$3,499.00
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$3,499.00
$2,699.00
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$2,699.00

ZWO FF130-APO Quadruplet Refractor F/7

ZWO-FF130-APO

Aperture of 130 mm Focal Length of 1000mm Focal Ratio of f/7.7 Quadruplet APO ...

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$3,499.00
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$3,499.00
$2,699.00
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$2,699.00
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$199.00 - $199.00
$199.00
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$199.00

ZWO FF65 APO 0.75× Full Frame Reducer

ZWO-F65RE
Only 1 left!

Shortens the Focal Ratio of the FF65APO Focal Ratio from f/6.4 to f/4.8 Reduces the Focal Length to 312mm Reduction Factor of 0.75x Standard 55mm ...

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$199.00 - $199.00
$199.00
$199.00 - $199.00
$199.00
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$799.00
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$799.00
$699.00
$699.00 - $699.00
$699.00

ZWO FF65-APO Quintuplet Refractor F/6.4

ZWO-FF65-APO

Quintuplet air-spaced APO F/6.4 416mm focal length 65mm aperture ...

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$799.00
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$799.00
$699.00
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$699.00
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$249.00 - $249.00
$249.00
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$249.00

ZWO FF80 APO 0.76× Full Frame Reducer

ZWO-F80RE
Only 1 left!

Shortens the Focal Ratio of the FF80APO Focal Ratio from f/7.5 to f/5.7 Reduces the Focal Length ...

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$249.00 - $249.00
$249.00
$249.00 - $249.00
$249.00
Save 14% Save %
$1,299.00
$1,299.00 - $1,299.00
$1,299.00
$1,119.00
$1,119.00 - $1,119.00
$1,119.00

ZWO FF80-APO Quadruplet Refractor F/6.4

ZWO-FF80-APO

Quintuplet air-spaced APO High-quality ED glass Small and round stars Support full frame cameras 44mm image circle Description Specifications I...

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$1,299.00
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$1,299.00
$1,119.00
$1,119.00 - $1,119.00
$1,119.00
Save 14% Save %
$99.00 - $99.00
$99.00
$99.00 - $99.00
$99.00

ZWO Filter Drawer for EOS Lens

ZWO-FD-EOS
2 in stock

The New filter Drawer for EOS Lens，26.5mm thickness is independently designed by ZWO and specifically made to match with ASI cooled cameras and EOS...

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$99.00 - $99.00
$99.00
$99.00 - $99.00
$99.00
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$99.00
$99.00 - $99.00
$99.00

ZWO Filter Drawer for Nikon Lens

ZWO-FD-NIKON

New filter Drawer with a thickness of 29mm that can be used for carrying 2” filter and connecting ASI cooled cameras to Nikon Lens.It is compatible...

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$99.00 - $99.00
$99.00
$99.00 - $99.00
$99.00
$79.00 - $79.00
$79.00
$79.00 - $79.00
$79.00

ZWO Filter Drawer V2 - M42

ZWO-FD-M42-II
6 in stock

Easily switch 2" mounted filters Eliminates light leaks Compatible with most 2" mounted filters Optical length of 21mm Description Specificatio...

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$79.00 - $79.00
$79.00
$79.00 - $79.00
$79.00
$79.00 - $79.00
$79.00
$79.00 - $79.00
$79.00

ZWO Filter Drawer V2 - M54

ZWO-FD-M54-II
3 in stock

Easily switch 2" mounted filters Eliminates light leaks Compatible with most 2" mounted filters Optical length of 20mm Description Specificatio...

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$79.00 - $79.00
$79.00
$79.00 - $79.00
$79.00
$35.00 - $35.00
$35.00
$35.00 - $35.00
$35.00

ZWO Filter Holder V2

ZWO-F-HLDR
3 in stock

Additionnal 2" filter holder for your ZWO M42 V2 filter drawer. It is not compatible with older filter drawers.

$35.00 - $35.00
$35.00
$35.00 - $35.00
$35.00