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Original price $788.00 USD
Original price $788.00 USD - Original price $788.00 USD
Original price $788.00 USD
Current price $748.60 USD
$748.60 USD - $748.60 USD
Current price $748.60 USD

William Optics x0.8 Reducer Flattener 7A

Reduces focal ratio by a factor of 0.8x Triplet lens design with 3 elements in 3 groups Corrects field curvature for full-frame sensors Designed f...

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Original price $788.00 USD
Original price $788.00 USD - Original price $788.00 USD
Original price $788.00 USD
Current price $748.60 USD
$748.60 USD - $748.60 USD
Current price $748.60 USD
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Original price $685.16 USD - Original price $697.00 USD
Original price $685.16 USD
$650.90 USD - $662.15 USD
$650.90 USD - $662.15 USD
Current price $650.90 USD

William Optics Zenithstar 61II APO

61mm Aperture Apochromatic Doublet Refractor Ohara FPL-53 ED Glass Element 360mm Focal Length (f/5.9) Includes Flat61A Field Flattener for Full-Fr...

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Original price $685.16 USD - Original price $697.00 USD
Original price $685.16 USD
$650.90 USD - $662.15 USD
$650.90 USD - $662.15 USD
Current price $650.90 USD
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Original price $999.00 USD - Original price $1,098.00 USD
Original price $999.00 USD
$949.05 USD - $1,043.10 USD
$949.05 USD - $1,043.10 USD
Current price $949.05 USD

William Optics Zenithstar 81 WIFD Telescope

81mm Aperture, 559mm Focal Length (f/6.9) 2-Element APO Objective with FPL-53 Glass Patented William Optics Internal Focus Design (WIFD) Greater-t...

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Original price $999.00 USD - Original price $1,098.00 USD
Original price $999.00 USD
$949.05 USD - $1,043.10 USD
$949.05 USD - $1,043.10 USD
Current price $949.05 USD
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Original price $198.00 USD
Original price $198.00 USD - Original price $198.00 USD
Original price $198.00 USD
Current price $188.00 USD
$188.00 USD - $188.00 USD
Current price $188.00 USD

William Optics ZWO EAF Mounting Bracket with Clutch for WIFD Focusers

Clutch mechanism for switching between manual and motorized focusing Two versions: one for the original ZWO EAF, one for the ZWO EAFN / EAF Pro Fi...

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Original price $198.00 USD
Original price $198.00 USD - Original price $198.00 USD
Original price $198.00 USD
Current price $188.00 USD
$188.00 USD - $188.00 USD
Current price $188.00 USD
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Original price $69.00 USD - Original price $69.00 USD
Original price
$69.00 USD
$69.00 USD - $69.00 USD
Current price $69.00 USD

ZWO 12V 10A AC to DC Power Adapter

Output: 12V DC, 10A Maximum Power: 120W Input: 100-240V AC Connector: 5.5mm x 2.1mm Center-Positive Description FAQ Specifications In the Box W...

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Original price $69.00 USD - Original price $69.00 USD
Original price
$69.00 USD
$69.00 USD - $69.00 USD
Current price $69.00 USD
Original price $29.00 USD - Original price $29.00 USD
Original price
$29.00 USD
$29.00 USD - $29.00 USD
Current price $29.00 USD

ZWO 12V 5A AC to DC Power Adapter

Input Voltage: 100-240V AC Output: 12V DC at 5A Connector: 5.5mm x 2.1mm Center-Positive Compatibility: ASI Cooled Cameras, ASIAIR Pro, ASIAIR...

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Original price $29.00 USD - Original price $29.00 USD
Original price
$29.00 USD
$29.00 USD - $29.00 USD
Current price $29.00 USD
Original price $99.00 USD - Original price $99.00 USD
Original price
$99.00 USD
$99.00 USD - $99.00 USD
Current price $99.00 USD

ZWO 160mm Pier Extension

Adds 160mm (6.30") of height for increased OTA clearance Designed for the ZWO AM5 mount Hollow, aircraft-grade aluminum construction for rigidity ...

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Original price $99.00 USD - Original price $99.00 USD
Original price
$99.00 USD
$99.00 USD - $99.00 USD
Current price $99.00 USD
Original price $16.00 USD - Original price $16.00 USD
Original price
$16.00 USD
$16.00 USD - $16.00 USD
Current price $16.00 USD

ZWO 2" to 1.25" Filter Adapter Ring

Adapts 1.25" mounted filters for use in 2" filter holders Compatible with ZWO 5-position and 7-position 2" filter wheels Fits ZWO M42 and M54 filt...

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Original price $16.00 USD - Original price $16.00 USD
Original price
$16.00 USD
$16.00 USD - $16.00 USD
Current price $16.00 USD
Original price $22.00 USD - Original price $22.00 USD
Original price
$22.00 USD
$22.00 USD - $22.00 USD
Current price $22.00 USD

ZWO 2.1mm 150° All-Sky Lens - For 1/3" Sensors

2.1mm Focal Length 150° Field of View Optimized for 1/3" Format Sensors Functions as an All-Sky Camera Lens Standard CS-Mount Thread Descriptio...

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Original price $22.00 USD - Original price $22.00 USD
Original price
$22.00 USD
$22.00 USD - $22.00 USD
Current price $22.00 USD
Original price $22.00 USD - Original price $22.00 USD
Original price
$22.00 USD
$22.00 USD - $22.00 USD
Current price $22.00 USD

ZWO 2.5mm 170° All-Sky Lens - For 1/2" Sensors

2.5mm Focal Length 170° All-Sky Field of View Designed for 1/2" Format Sensors CS-Mount Thread Description FAQ Specifications I...

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Original price $22.00 USD - Original price $22.00 USD
Original price
$22.00 USD
$22.00 USD - $22.00 USD
Current price $22.00 USD
Original price $199.00 USD - Original price $199.00 USD
Original price
$199.00 USD
$199.00 USD - $199.00 USD
Current price $199.00 USD

ZWO 200mm Pier Extension

Adds 200mm of height to prevent OTA collisions Engineered specifically for the ZWO AM5 Mount Hollow, aircraft-grade aluminum construction Compatib...

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Original price $199.00 USD - Original price $199.00 USD
Original price
$199.00 USD
$199.00 USD - $199.00 USD
Current price $199.00 USD
Original price $149.00 USD - Original price $149.00 USD
Original price
$149.00 USD
$149.00 USD - $149.00 USD
Current price $149.00 USD

ZWO 30mm f/5 APO Guide Scope

30mm Aperture 150mm Focal Length (f/5.0) Triplet Apochromatic (APO) Lens Design Precise Helical Focuser Lightweight at 0.77 lb. Description FAQ...

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Original price $149.00 USD - Original price $149.00 USD
Original price
$149.00 USD
$149.00 USD - $149.00 USD
Current price $149.00 USD
Original price $99.00 USD - Original price $99.00 USD
Original price
$99.00 USD
$99.00 USD - $99.00 USD
Current price $99.00 USD

ZWO 30mm Mini Guide Scope - Discontinued

ZWO Mini Guider ScopeThis guide scope is compatible with all ASI cameras.Parameters:Lens Diameter: 30 mmFocal Length: 120 mmWeight (include guider ...

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Original price $99.00 USD - Original price $99.00 USD
Original price
$99.00 USD
$99.00 USD - $99.00 USD
Current price $99.00 USD
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Original price $49.00 USD - Original price $49.00 USD
Original price
$49.00 USD
$49.00 USD - $49.00 USD
Current price $49.00 USD

ZWO 78mm Holder Ring

Securely mounts ZWO cooled cameras with a 78mm diameter body Locks with a single M6 screw on the side Mounting foot with two 1/4"-20 threaded hole...

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Original price $49.00 USD - Original price $49.00 USD
Original price
$49.00 USD
$49.00 USD - $49.00 USD
Current price $49.00 USD
Original price $49.00 USD - Original price $49.00 USD
Original price
$49.00 USD
$49.00 USD - $49.00 USD
Current price $49.00 USD

ZWO 86mm Holder Ring - Discontinued

ZWO Holder Ring for ZWO ASI PRO COOLED CAMERAS with approx. 86mm diameter.Currently compatible with the following ZWO cameras: ASI094, ASI128 and A...

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Original price $49.00 USD - Original price $49.00 USD
Original price
$49.00 USD
$49.00 USD - $49.00 USD
Current price $49.00 USD
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Original price $59.00 USD - Original price $59.00 USD
Original price
$59.00 USD
$59.00 USD - $59.00 USD
Current price $59.00 USD

ZWO 90mm Holder Ring

Engineered for a precise 90 mm camera body diameter Official fit for ZWO ASI2600 and ASI6200 Pro Cooled Cameras Features two 1/4"-20 and six M4 th...

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Original price $59.00 USD - Original price $59.00 USD
Original price
$59.00 USD
$59.00 USD - $59.00 USD
Current price $59.00 USD
Original price $12.00 USD - Original price $12.00 USD
Original price
$12.00 USD
$12.00 USD - $12.00 USD
Current price $12.00 USD

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

Connects M54 Filter Wheels to M48 Accessories Adds Only 2 mm to Optical Path Maintains 55 mm Back Focus Standard Knurled Edge for Secure Grip Desi...

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Original price $12.00 USD - Original price $12.00 USD
Original price
$12.00 USD
$12.00 USD - $12.00 USD
Current price $12.00 USD
Original price $1,499.00 USD - Original price $1,499.00 USD
Original price
$1,499.00 USD
$1,499.00 USD - $1,499.00 USD
Current price $1,499.00 USD

ZWO AM3N Harmonic Equatorial Mount with TC40 Tripod

17.64 lb. payload capacity without counterweights 9.04 lb. mount head Dual Alt-Azimuth and Equatorial modes 0-90° latitude range for operation any...

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Original price $1,499.00 USD - Original price $1,499.00 USD
Original price
$1,499.00 USD
$1,499.00 USD - $1,499.00 USD
Current price $1,499.00 USD
Original price $1,999.00 USD - Original price $1,999.00 USD
Original price
$1,999.00 USD
$1,999.00 USD - $1,999.00 USD
Current price $1,999.00 USD

ZWO AM5N Harmonic Equatorial Mount with TC40 Tripod

Carries 33 lb. without counterweights 12.1 lb. lightweight mount head Dual Equatorial and Alt-Azimuth modes 0° to 90° latitude range for worldwide...

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Original price $1,999.00 USD - Original price $1,999.00 USD
Original price
$1,999.00 USD
$1,999.00 USD - $1,999.00 USD
Current price $1,999.00 USD
Original price $2,499.00 USD - Original price $2,499.00 USD
Original price
$2,499.00 USD
$2,499.00 USD - $2,499.00 USD
Current price $2,499.00 USD

ZWO AM7 Harmonic Equatorial Mount with TC40 Tripod

44 lb. payload capacity without a counterweight 14.9 lb. mount head weight Dual Equatorial and Alt-Azimuth modes Stepper motor with 0.17" resoluti...

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Original price $2,499.00 USD - Original price $2,499.00 USD
Original price
$2,499.00 USD
$2,499.00 USD - $2,499.00 USD
Current price $2,499.00 USD
Original price $49.00 USD - Original price $49.00 USD
Original price
$49.00 USD
$49.00 USD - $49.00 USD
Current price $49.00 USD

ZWO AMH Hand Controller

Allows to control AM3 & AM5 mounts Description In the Box ...

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Original price $49.00 USD - Original price $49.00 USD
Original price
$49.00 USD
$49.00 USD - $49.00 USD
Current price $49.00 USD
Original price $19.00 USD - Original price $19.00 USD
Original price
$19.00 USD
$19.00 USD - $19.00 USD
Current price $19.00 USD

ZWO Anti-Dew Heater Strip

Maintains a clear sensor window on ZWO ASI cooled cameras Consumes a minimal 4.2 watts of power Ultra-thin 0.2 mm to 0.3 mm profile for a non-intr...

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Original price $19.00 USD - Original price $19.00 USD
Original price
$19.00 USD
$19.00 USD - $19.00 USD
Current price $19.00 USD
Original price $19.00 USD - Original price $49.00 USD
Original price
$19.00 USD - $49.00 USD
$19.00 USD - $49.00 USD
Current price $19.00 USD

ZWO AR Protective Window

Protects camera sensor from dust and humidity 21mm, 25mm and 60mm sizes for specific ZWO camera models High-transmission Anti-Reflection (AR) coat...

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Original price $19.00 USD - Original price $49.00 USD
Original price
$19.00 USD - $49.00 USD
$19.00 USD - $49.00 USD
Current price $19.00 USD
Original price $199.00 USD - Original price $199.00 USD
Original price
$199.00 USD
$199.00 USD - $199.00 USD
Current price $199.00 USD

ZWO ASI120MM Mini Mono Guide Camera

1.2 Megapixel monochrome CMOS sensor (1280 x 960) 3.75µm pixel size for precise guiding and planetary detail Peak Quantum Efficiency of 80% for hi...

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Original price $199.00 USD - Original price $199.00 USD
Original price
$199.00 USD
$199.00 USD - $199.00 USD
Current price $199.00 USD