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Wide range of high speed and high sensitivity astronomy cameras, mirrors, low-weight Newtonian telescopes and other accessories for serious astronomer all around the world.

ZWO ZWO ASI294MM USB3.0 Mono Astronomy Camera
If you are looking for a small-format monochrome camera, then the ASI294MM Mono Astronomy camera from ZWO is a great choice!
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ZWO ASI294MM USB3.0 Mono Astronomy Camera
$1,280.00
ZWO ZWO 2" Duo-Band Filter - DB2
ZWO Duo-Band filters are dual narrowband filters that pass light at both H-Alpha (656 nm) and OIII (500 nm) wavelengths.
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ZWO 2" Duo-Band Filter - DB2
$169.00
ZWO OIII 7nm Filter - 2 Inch - OIII7nmD2
ZWO OIII 7nm Filter - 2 Inch - OIII7nmD2
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ZWO OIII 7nm Filter - 2 Inch - OIII7nmD2
$299.00
ZWO ZWO T2 to CS or C Adapter
ZWO T2 to CS or C Adapter
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ZWO T2 to CS or C Adapter
$12.00
ZWO ZWO H Alpha 7nm 2" Filter - HA7nmD2
Narrowband filters are great if you are looking to reduce transmissions of certain types of light like mercury vapor,
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ZWO H Alpha 7nm 2" Filter - HA7nmD2
$299.00
ZWO ZWO SII 7nm 2" Filter - SII7nmD2
Narrowband filters are great for astroimagers looking to increase the contrast between the celestial object and the night sky.
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ZWO SII 7nm 2" Filter - SII7nmD2
$299.00
ZWO ZWO 2 Inch Narrowband Filter Set - OIII, Ha, SII
Narrowband filters are a great astrophotography tool when it comes to imaging during times of high light pollution.
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ZWO 2 Inch Narrowband Filter Set - OIII, Ha, SII
$799.00
ZWO ZWO H-Alpha 7nm CCD Filter - 2 Inch
ZWO H-Alpha 7nm CCD Filter - 2 Inch
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ZWO H-Alpha 7nm CCD Filter - 2 Inch
$299.00
ZWO ZWO LRGB 2 Inch Premium Filter Set
ZWO's 2" LRGB set comes complete with 2" Luminance (UV-IR Cut), Red, Green, and Blue filters. ZWO's filter design boasts excellent 92% transmission at passband, great optical coatings, and good color separation.
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ZWO LRGB 2 Inch Premium Filter Set
$349.00
ZWO ZWO USB3.0 Type B Cable - USB3-2M
This USB Cable is made to be used with the USB3.0 cameras and other matching devices
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ZWO USB3.0 Type B Cable - USB3-2M
$19.00
ZWO ZWO Eyepiece Holder / Visual Back (1.25") with M42x0.75 Male/Male Threads # T2-1.25M
T2 (M42*0.75 male thread)-1.25″(female thread) holder
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ZWO Eyepiece Holder / Visual Back (1.25") with M42x0.75 Male/Male Threads # T2-1.25M
$25.00
ZWO ZWO T2 Ring-11mm Extender
T2 Ring (11mm)
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ZWO T2 Ring-11mm Extender
$18.00
ZWO ZWO Holder Ring for ASI Cooled Cameras - 78mm ID - NEWRINGD78
ZWO Holder Ring for ZWO ASI PRO COOLED CAMERAS with appr 78mm diameter.
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ZWO Holder Ring for ASI Cooled Cameras - 78mm ID - NEWRINGD78
$49.00
ZWO ZWO T2 to EOS Lens Adapter II for all ASI Cameras
This EOS-T2 adapter is ZWO's second generation of EOS adapters and comes with an improved locking mechanism
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ZWO T2 to EOS Lens Adapter II for all ASI Cameras
$59.00
ZWO ZWO EAF Bracket for Takahashi Telescopes - EAF-BRK-TK
This EAF bracket from ZWO is intended to work with Takahashi telescopes.
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ZWO EAF Bracket for Takahashi Telescopes - EAF-BRK-TK
$39.00
ZWO ZWO 170-Degree CS-Mount Replacement Lens
ZWO 170º 2.5mm CS Lens for ASI178MM,178MC & 185MC
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ZWO 170-Degree CS-Mount Replacement Lens
$22.00
ZWO ZWO ASI183MC-P Color Cooled (2.4 microns) CMOS Astronomy Camera ASI183MC-Pro
Introducing the ASI183 camera series, the most sensitive cameras in ZWO history. Peak Q.E. of the mono sensor reaches 84%!
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ZWO ASI183MC-P Color Cooled (2.4 microns) CMOS Astronomy Camera ASI183MC-Pro
$799.00
ZWO ZWO ASI183MM-P Monochrome Cooled (2.4 microns) CMOS Astronomy Camera
Introducing the ASI183 camera series, the most sensitive cameras in ZWO history. Peak Q.E. of the mono sensor reaches 84%!
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ZWO ASI183MM-P Monochrome Cooled (2.4 microns) CMOS Astronomy Camera
$999.00
ZWO ZWO ASI183MM Monochrome (2.4 microns) CMOS Astronomy Camera with USB 3.0 Connection
Introducing the ASI183 camera series, the most sensitive cameras in ZWO history. Peak Q.E. of the mono sensor reaches 84%!
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ZWO ASI183MM Monochrome (2.4 microns) CMOS Astronomy Camera with USB 3.0 Connection
$699.00
ZWO ZWO ASI183MC Color (2.4 microns) CMOS Astronomy Camera with USB 3.0 Connection
Introducing the ASI183 camera series, the most sensitive cameras in ZWO history. Peak Q.E. of the mono sensor reaches 84%!
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ZWO ASI183MC Color (2.4 microns) CMOS Astronomy Camera with USB 3.0 Connection
$499.00
ZWO ZWO ASI294MC Color (4.63 microns) USB3 (Replaces ASI1600MC)
ASI294 is the first camera in the world that is equipped with SONY's latest sensor IMX294CJK.
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ZWO ASI294MC Color (4.63 microns) USB3 (Replaces ASI1600MC)
$699.00
ZWO ZWO UV IR CUT filter 2"
ZWO 2″ IR-cut filter is suitable for color camera with AR protect window.
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ZWO UV IR CUT filter 2"
$59.00
ZWO ZWO New LRGB Premium Filters Optimized for the ASI1600
The new ZWO LRGB Filters are designed to approximately equalize the flux of ASI1600 mono sensor
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ZWO New LRGB Premium Filters Optimized for the ASI1600
$179.00
ZWO ZWO LRGB 36mm Premium Filter Set
The ZWO LRGB 36mm filter has better transmission, better coating, better color separation
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ZWO LRGB 36mm Premium Filter Set
$249.00