Celestron AstroFi Series

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Control your telescope via integrated WiFi using the free Celestron SkyPortal app for iPhone, iPad, and Android devices

William Optics William Optics Image Plane Tilt Adjuster (for RedCat 51 Upgrade)
This tilt adjuster is mainly designed for some cameras that have a tilted sensor which needs to be adjusted.
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William Optics Image Plane Tilt Adjuster (for RedCat 51 Upgrade)
$45.00
William Optics William Optics Soft Carry Case for ZenithStar 61 Telescop
This William Optics soft carry bag is designed specifically to protect and safely store the ZenithStar 61 telescope
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William Optics Soft Carry Case for ZenithStar 61 Telescop
$49.00
William Optics William Optics Canon EOS Camera Adapter - AD4-A009-L00BL03
William Optics 46 mm Camera Adapter for Canon EOS. 48 mm x 0.75 filter threads. Weighs 2.2 oz.
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William Optics Canon EOS Camera Adapter - AD4-A009-L00BL03
$58.00
William Optics William Optics Flat4 Draw Tube Adapter for 3" V-Power Focuser Only - Black, Gold or Blue Version
Attach this draw tube adapter to the William Optics GT102 or FLT132 for improved connection as well as increased imaging circle and vignette prevention
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William Optics Flat4 Draw Tube Adapter for 3" V-Power Focuser Only - Black, Gold or Blue Version
$58.00
William Optics William Optics 81mm Carry Soft Case
High quality William Optics Carry style soft case for 81mm refractor telescope.
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William Optics 81mm Carry Soft Case
$58.00
William Optics William Optics 71mm Carry Soft Case for Z71, Z73, Star71, GT71
Soft carry case for 71mm series telescope
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William Optics 71mm Carry Soft Case for Z71, Z73, Star71, GT71
$59.00
William Optics William Optics Bahtinov Mask Cover for WO Telescopes - CPBM
These customized combination Bahtinov Masks and Lens Covers are made specially for each William Optics Refractor.
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William Optics Bahtinov Mask Cover for WO Telescopes - CPBM
$78.00
William Optics William Optics Soft Carry Case for FLT98, FLT110, GT102, GTF102, Z103 - No Foam - BG1-P001
This William Optics Soft Carry Case for FLT98, FLT110, GT102, GTF102 is designed to use the existing foam that came with your William Optics telescope.
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William Optics Soft Carry Case for FLT98, FLT110, GT102, GTF102, Z103 - No Foam - BG1-P001
$168.00
William Optics William Optics FLT132 Soft Carry Case - No Foam
The William Optics heavy duty soft carry bag made of high quality nylon fabric with water resistant coating on the inside surface is a top quality storage or carrying case for your FLT132 Apo Telescope
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William Optics FLT132 Soft Carry Case - No Foam
$189.00
Celestron Celestron Astro Fi 90 Wi-Fi Refractor
Control your telescope via integrated WiFi using the free Celestron SkyPortal app for iPhone, iPad, and Android devices
90 mm refractor with fully coated glass optics provides outstanding views of the Moon, planets, and nebulae, and more.
Ac
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Celestron Astro Fi 90 Wi-Fi Refractor
$395.95
Celestron Celestron Astro Fi 102mm Maksutov-Cassegrain Telescope
Control your telescope via integrated WiFi using the free Celestron SkyPortal app for iPhone, iPad, and Android devices
The Astro Fi 102 mm Maksutov-Cassegrain with fully coated glass optics provides outstanding views the Moon and planets, as wel
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Celestron Astro Fi 102mm Maksutov-Cassegrain Telescope
$414.95
Celestron Celestron Astro Fi 130mm Newtonian Telescope
Control your telescope via integrated WiFi using the free Celestron SkyPortal app for iPhone, iPad, and Android devices.
The Astro Fi 130 mm Newtonian with fully coated glass optics provides outstanding views of the Moon, planets, nebulae, and more.
The
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Celestron Astro Fi 130mm Newtonian Telescope
$449.95
William Optics William Optics SpaceCat 51 APO 250mm f/4.9 (1.5 Generation)
From wildlife to the night sky, this 51 mm refractor from William Optics is the perfect scope for the traveling photographer and astronomer
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William Optics SpaceCat 51 APO 250mm f/4.9 (1.5 Generation)
$748.00
William Optics William Optics RedCat 51 APO 250mm f/4.9 (1.5 Generation)
From wildlife to the night sky, this 51 mm refractor from William Optics is the perfect scope for the traveling photographer and astronomer
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William Optics RedCat 51 APO 250mm f/4.9 (1.5 Generation)
$748.00
William Optics William Optics Zenithstar 81 APO
All New 2019 Super ZenithStar 81 F6.9 imaging APO (Innovative Bahtinov Mask Cover (Patented) included !!)
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William Optics Zenithstar 81 APO
$798.00
William Optics William Optics ZenithStar 81mm f/6.9 Doublet Apo with Flat6AIII Field Flattener & Soft Case Package - Z81XX-AP (Specify Blue, Red or Gold)
A Special Package that includes the Flat6AIII Field Flattener and Soft Case
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William Optics ZenithStar 81mm f/6.9 Doublet Apo with Flat6AIII Field Flattener & Soft Case Package - Z81XX-AP (Specify Blue, Red or Gold)
$918.00
William Optics William Optics GT71 f/5.9 FPL-53 Triplet APO Refractor w/Flat6AIII Field Flattener & Dual Side Dovetail - A-F71GTII-AP
Triplet air-spaced objective using FPL-53 glass in a modifiable extremely high precision CNC machined lens cell
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William Optics GT71 f/5.9 FPL-53 Triplet APO Refractor w/Flat6AIII Field Flattener & Dual Side Dovetail - A-F71GTII-AP
$968.00
William Optics William Optics Star 71 II APO Refractor (Innovative Bahtinov Mask Cover (Patented) & guiding ring included) (Specify Blue or Gold)
This scope is ultimately designed for astronomers who want the best results in photographic/CCD imaging.
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William Optics Star 71 II APO Refractor (Innovative Bahtinov Mask Cover (Patented) & guiding ring included) (Specify Blue or Gold)
$1,198.00
William Optics William Gran Turismo 102 (Gold) (Innovative Bahtinov Mask Cover (Patented) included !!)
The new 2018 GT102 three-element super APO offer superb quality for imaging and visual use at an affordable price.
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William Gran Turismo 102 (Gold) (Innovative Bahtinov Mask Cover (Patented) included !!)
$2,588.00
William Optics William Optics Fluorostar 132 with Innovative Bahtinov Mask Cover (Patented)
Simply put: a joy to use.
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William Optics Fluorostar 132 with Innovative Bahtinov Mask Cover (Patented)
$3,798.00
William Optics William Optics Fluorostar 132 f7 OTA with 3.5" Feathertouch Focuser with Bahtinov Mask Cover (Specify Color)
William Optics Fluorostar 132 f7 OTA with 3.5" Feathertouch Focuser
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William Optics Fluorostar 132 f7 OTA with 3.5" Feathertouch Focuser with Bahtinov Mask Cover (Specify Color)
$4,698.00
William Optics William Optics Fluorostar 156 f7.8 with Innovative Bahtinov Mask Cover-A-F156-RP37 (Specify Color)
The William Optics FluoroStar 156 imaging/visual APO Series
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William Optics Fluorostar 156 f7.8 with Innovative Bahtinov Mask Cover-A-F156-RP37 (Specify Color)
$5,980.00
William Optics William Optics GT153 (Innovative Bahtinov Mask Cover (Patented) included !!)
Introducing ALL NEW GT153 full frame imaging APO!
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William Optics GT153 (Innovative Bahtinov Mask Cover (Patented) included !!)
$5,998.00
William Optics William Optics Fluorostar 156 f7.8 with Feathertouch Focuser & Innovative Bahtinov Mask Cover-A-F156-FT (Specify Color)
The William Optics FluoroStar 156 imaging/visual APO Series with Feathertouch Focuser
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William Optics Fluorostar 156 f7.8 with Feathertouch Focuser & Innovative Bahtinov Mask Cover-A-F156-FT (Specify Color)
$6,480.00