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Astrographs

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SharpStar 140PH f/6.5 Triplet APO

SSO-140PH

140mm Aperture 910mm Focal Length f/6.5 Focal Ratio Triplet Air-Spaced APO Objective with Two ED Elements 0.83 arc-seconds Resolution 10.1kg Net W...

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$4,399.00 - $4,399.00
$4,399.00
$4,399.00 - $4,399.00
$4,399.00
$1,975.00 - $1,975.00
$1,975.00
$1,975.00 - $1,975.00
$1,975.00

SharpStar 150mm f/2.8 HNT Hyperbolic Newtonian Astrograph

SSO-15028HNT-AL

Aperture: 150mm Focal Ratio: f/2.8 Image Circle: 44mm Gross Weight: 6 kg Back-Focus: 55mm Description FAQ Specifications In the Box Downloads W...

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$1,975.00 - $1,975.00
$1,975.00
$1,975.00 - $1,975.00
$1,975.00
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$2,995.00 - $2,995.00
$2,995.00
$2,995.00 - $2,995.00
$2,995.00

SharpStar 200mm f/3.2 PNT Parabolic Newtonian Astrograph

SSO-20032PNT

SHARPSTAR's newly developed ultra-short focal ratio paraboloid Newtonian reflector 20032PNT was launched, which filled a domestic gap in this fie...

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$2,995.00 - $2,995.00
$2,995.00
$2,995.00 - $2,995.00
$2,995.00
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$439.00 - $439.00
$439.00
$439.00 - $439.00
$439.00

SharpStar 50EDPH f/5.5 Triplet APO

SSO-SHEDPH50

50mm Aperture Triplet APO Objective 275mm Focal Length f/5.5 Focal Ratio Includes Two ED Glass Elements 1.07kg Total Weight 196mm Retracted Length...

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$439.00 - $439.00
$439.00
$439.00 - $439.00
$439.00
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$1,645.00 - $1,645.00
$1,645.00
$1,645.00 - $1,645.00
$1,645.00

SharpStar 94EDPH f/5.5 Triplet APO

SSO-94EDPH

Aperture: 94mm Focal Ratio: f/5.5 Focal Length: 517mm Optical Design: Triplet APO with Two ED Elements Weight: 3.3KG Description FAQ Specificat...

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$1,645.00 - $1,645.00
$1,645.00
$1,645.00 - $1,645.00
$1,645.00
$4,615.00 - $4,615.00
$4,615.00
$4,615.00 - $4,615.00
$4,615.00

SharpStar SCA260 V2 260mm f/5 Super Cassegrain Astrograph

SSO-SCA260V2

260mm (10.2") Aperture Aspherical Primary Mirror 1300mm Focal Length at a fast f/5 Focal Ratio Massive 80mm Corrected Image Circle for Large Forma...

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$4,615.00 - $4,615.00
$4,615.00
$4,615.00 - $4,615.00
$4,615.00
Sharpstar SCA310 f/3.8 Aspherical Cassegrain Astrograph
$7,995.00 - $7,995.00
$7,995.00
$7,995.00 - $7,995.00
$7,995.00

Sharpstar SCA310 f/3.8 Aspherical Cassegrain Astrograph

SSO-SCA310

310mm Aperture Aspherical Primary Mirror 1178mm Focal Length at a Fast f/3.8 55mm Corrected Image Circle for Medium Format Sensors Triplet Correct...

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$7,995.00 - $7,995.00
$7,995.00
$7,995.00 - $7,995.00
$7,995.00
$2,309.00 - $2,309.00
$2,309.00
$2,309.00 - $2,309.00
$2,309.00

Sharpstar Z4 100mm f/5.5 Sextuplet Apo Astrograph

SSO-Z4

100mm Aperture f/5.5 Focal Ratio / 550mm Focal Length Sextuplet Air-Spaced APO Optical Design 36mm Corrected Image Circle 4.3kg Net Weight Desc...

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$2,309.00 - $2,309.00
$2,309.00
$2,309.00 - $2,309.00
$2,309.00
$2,095.00 - $2,095.00
$2,095.00
$2,095.00 - $2,095.00
$2,095.00

Sky-Watcher Esprit 100 EDX Super APO Triplet f/5.5 Telescope

SW-S11435

100mm Super-Apochromatic Triplet Optics 550mm Focal Length at f/5.5 3.4" Dual-Speed (11:1) Rack & Pinion Focuser 16 lb Optical Tube Weight Inc...

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$2,095.00 - $2,095.00
$2,095.00
$2,095.00 - $2,095.00
$2,095.00
$4,795.00 - $4,795.00
$4,795.00
$4,795.00 - $4,795.00
$4,795.00

Sky-Watcher Esprit 150 EDX Super APO Triplet f/7 Telescope

SW-S11455

150mm Aperture Air-Spaced Triplet APO 1050mm Focal Length (f/7) Ohara FPL-53 ED Glass Element 44mm Full-Frame Image Circle 3" CNC Dual-Speed 1:11 ...

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$4,795.00 - $4,795.00
$4,795.00
$4,795.00 - $4,795.00
$4,795.00
$1,295.00 - $1,295.00
$1,295.00
$1,295.00 - $1,295.00
$1,295.00

Sky-Watcher Esprit 70EDX Super APO Triplet f/6.5 Telescope

SW-S11425

70mm Super-Apochromatic ED Triplet Optics 455mm Focal Length at f/6.5 2.7" Dual-Speed (11:1) Rack & Pinion Focuser 7-pound Optical Tube Assemb...

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$1,295.00 - $1,295.00
$1,295.00
$1,295.00 - $1,295.00
$1,295.00
$995.00 - $995.00
$995.00
$995.00 - $995.00
$995.00

Sky-Watcher HAC125DX Minigraph f/2 Astrograph

SW-S11250
1 in stock

125mm Honders Advanced Catadioptric Optical Design Lightning-Fast f/2 Focal Ratio 250mm Focal Length 16mm Image Circle Optimized for Modern Sensor...

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$995.00 - $995.00
$995.00
$995.00 - $995.00
$995.00
$665.00 - $665.00
$665.00
$665.00 - $665.00
$665.00

Sky-Watcher Quattro 150P Imaging Newtonian 6" (150mm)

SW-S11205

150mm (6") Primary Aperture Fast f/3.9 Focal Ratio 600mm Focal Length 2" Dual-Speed Crayford Focuser Coma Corrector/Reducer Included (518mm at f/3...

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$665.00 - $665.00
$665.00
$665.00 - $665.00
$665.00
$925.00 - $925.00
$925.00
$925.00 - $925.00
$925.00

Sky-Watcher Quattro 200P Imaging Newtonian 8" (203 mm)

SW-S11210
1 in stock

203mm (8-inch) Newtonian Reflector Astrograph Fast f/4 Focal Ratio for Short Exposures 800mm Focal Length 94% Reflectivity Radiant™ Aluminum Quart...

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$925.00 - $925.00
$925.00
$925.00 - $925.00
$925.00
$1,325.00 - $1,325.00
$1,325.00
$1,325.00 - $1,325.00
$1,325.00

Sky-Watcher Quattro 250P Imaging Newtonian 10" (254 mm)

SW-S11220
1 in stock

254mm (10-inch) Newtonian Reflector Astrograph 1000mm Focal Length Fast f/4 Focal Ratio 94% Reflectivity Radiant™ Aluminum Quartz (RAQ) Coatings 2...

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$1,325.00 - $1,325.00
$1,325.00
$1,325.00 - $1,325.00
$1,325.00
$1,995.00 - $1,995.00
$1,995.00
$1,995.00 - $1,995.00
$1,995.00

Sky-Watcher Quattro 300P Imaging Newtonian 12" (305 mm)

SW-S11230

305mm (12") Newtonian Reflector Astrograph 1200mm Focal Length Fast f/4 Focal Ratio 94% Reflectivity Radiant™ Aluminum Quartz (RAQ™) Coatings 57 l...

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$1,995.00 - $1,995.00
$1,995.00
$1,995.00 - $1,995.00
$1,995.00
SVBONY SV503 70mm f/6.78 Quadruplet ED Flatfield Refractor Telescope OTA
SVBONY SV503 70mm f/6.78 Quadruplet ED Flatfield Refractor Telescope OTA
$359.00 - $359.00
$359.00
$359.00 - $359.00
$359.00

SVBONY SV503 70mm f/6.78 Quadruplet ED Flatfield Refractor Telescope OTA

SV-F9359E
1 in stock

70mm Aperture Quadruplet Astrograph 474mm Focal Length (f/6.78) 32mm Corrected Flat-Field Image Circle 2.5" Rack-and-Pinion Focuser 127.5mm Workin...

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$359.00 - $359.00
$359.00
$359.00 - $359.00
$359.00
SVBONY Petzval Refractor Astrograph Lens | SVBONY SV545
$399.99 - $399.99
$399.99
$399.99 - $399.99
$399.99

SVBONY SV545 45mm f/4.5 203mm Petzval Refractor Astrograph Lens

SV-W9317B
1 in stock

45mm Aperture 203mm Focal Length (f/4.5) 5-Element Petzval Optical Design Native Flat-Field Astrograph Helical Focuser with 360º Rotator M48x0.75 ...

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$399.99 - $399.99
$399.99
$399.99 - $399.99
$399.99
SVBONY SV555 54mm f/4.5 Petzval APO Astrograph Lens
SVBONY SV555 54mm f/4.5 Petzval APO Astrograph Lens
$509.99 - $509.99
$509.99
$509.99 - $509.99
$509.99

SVBONY SV555 54mm f/4.5 Petzval APO Astrograph Lens

SV-F9395A
1 in stock

54mm Aperture / 243mm Focal Length (f/4.5) 5-Element Petzval APO Optical Design 44mm Full-Frame Image Circle Variable f/4.5 to f/22 Aperture Ring ...

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$509.99 - $509.99
$509.99
$509.99 - $509.99
$509.99
Tele Vue TV-NP101is OTA 1
$4,267.00 - $4,267.00
$4,267.00
$4,267.00 - $4,267.00
$4,267.00

Tele Vue TV-NP101is OTA

TV-NPI-4057

Aperture: 101mm Focal Length: 540mm Focal Ratio: f/5.4 Optical Design: APO Nagler-Petzval (4 elements / 2 groups) Focuser: 2.4" Focusmate Dual-Spe...

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$4,267.00 - $4,267.00
$4,267.00
$4,267.00 - $4,267.00
$4,267.00
Tele Vue TV-NP127is OTA 1
$7,373.00 - $7,373.00
$7,373.00
$7,373.00 - $7,373.00
$7,373.00

Tele Vue TV-NP127is OTA

TV-NPI-5054

Aperture: 127mm Focal Length: 660mm Focal Ratio: f/5.2 Optical Design: APO Nagler-Petzval (4 elements / 2 groups) Focuser: 2.4" Focusmate Dual-Spe...

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$7,373.00 - $7,373.00
$7,373.00
$7,373.00 - $7,373.00
$7,373.00
$2,598.00 - $2,998.00
$2,598.00 - $2,998.00
$2,598.00 - $2,998.00
$2,598.00

William Optics Cat 91 WIFD

Options available
1 variants in stock

91mm Aperture, 448mm Focal Length (f/4.9) 5-Element Advanced Petzval Optical Design 55mm Corrected Image Circle WIFD Rack & Pinion Internal Fo...

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$2,598.00 - $2,998.00
$2,598.00 - $2,998.00
$2,598.00 - $2,998.00
$2,598.00
$3,598.00 - $3,598.00
$3,598.00
$3,598.00 - $3,598.00
$3,598.00

William Optics Fluorostar 120

Options available

120mm Aperture FPL-53 Triplet Apochromatic Optics 3.3" Rack & Pinion Focuser Built-in Camera Angle Rotator Integrated Bahtinov Mask Descrip...

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$3,598.00 - $3,598.00
$3,598.00
$3,598.00 - $3,598.00
$3,598.00
$4,378.00 - $5,668.00
$4,378.00 - $5,668.00
$4,378.00 - $5,668.00
$4,378.00

William Optics Fluorostar 132

Options available

132mm Aperture, 910mm Focal Length (f/6.9) Air-Spaced Triplet Apochromatic Objective Premium FPL-53 Glass for Superior Color Correction Heavy-Duty...

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$4,378.00 - $5,668.00
$4,378.00 - $5,668.00
$4,378.00 - $5,668.00
$4,378.00