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Askar 140APO f/7 Triplet

ASK-ASKAPO140
2 in stock

140mm Aperture 980mm Focal Length f/7 Focal Ratio Air-Spaced Triplet APO with ED Glass OTA Weight: 9.2kg 125mm Retractable Rear Tube Descriptio...

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CA$3,499.00 - CA$3,499.00
CA$3,499.00
CA$3,499.00 - CA$3,499.00
CA$3,499.00
CA$781.00 - CA$781.00
CA$781.00
CA$781.00 - CA$781.00
CA$781.00

iOptron Photron 6" Ritchey-Chretien

IOP-6111
1 in stock

150mm (6") Ritchey-Chretien Optical Design 1370mm Focal Length f/9 Focal Ratio 10:1 Dual-Speed 2" Crayford Focuser 12 lbs Tube Weight Descripti...

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CA$781.00 - CA$781.00
CA$781.00
CA$781.00 - CA$781.00
CA$781.00
CA$2,099.00 - CA$2,099.00
CA$2,099.00
CA$2,099.00 - CA$2,099.00
CA$2,099.00

Askar 80PHQ f/7 Quadruplet APO

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80mm Aperture 600mm Focal Length (f/7.5) Quadruplet APO Optics with 2 ED Elements 44mm Full-Frame Image Circle 3.9kg Optical Tube Weight Descri...

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CA$2,099.00 - CA$2,099.00
CA$2,099.00
CA$2,099.00 - CA$2,099.00
CA$2,099.00
CA$3,219.00 - CA$3,219.00
CA$3,219.00
CA$3,219.00 - CA$3,219.00
CA$3,219.00

Askar 107PHQ f/7 Quadruplet APO

ASK-107PHQ
1 in stock

107mm Quadruplet APO Optical Design 749mm Focal Length at f/7 44mm Corrected Image Circle for Full-Frame Sensors Integrated Field Flattener for Si...

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CA$3,219.00 - CA$3,219.00
CA$3,219.00
CA$3,219.00 - CA$3,219.00
CA$3,219.00
CA$4,965.00 - CA$4,965.00
CA$4,965.00
CA$4,965.00 - CA$4,965.00
CA$4,965.00

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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CA$4,965.00 - CA$4,965.00
CA$4,965.00
CA$4,965.00 - CA$4,965.00
CA$4,965.00
CA$699.99 - CA$699.99
CA$699.99
CA$699.99 - CA$699.99
CA$699.99

Explore Scientific FirstLight 127mm Mak-Cassegrain

ES-FL-MC1271900

127mm (5") Maksutov-Cassegrain Optical Tube 1900mm Focal Length f/15 Focal Ratio Includes 25mm Plössl Eyepiece & 1.25" Diagonal Smartphone Ada...

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CA$699.99 - CA$699.99
CA$699.99
CA$699.99 - CA$699.99
CA$699.99
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CA$4,308.00
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CA$4,308.00
CA$3,860.00
CA$3,860.00 - CA$3,860.00
CA$3,860.00

Celestron EdgeHD 9.25" OTA - CGE Dovetail

CEL-91040-XLT
1 in stock

234.95mm (9.25") EdgeHD Aplanatic Optics 2350mm Focal Length at f/10 Astrograph-quality 42mm Corrected Image Circle StarBright XLT Optical Coating...

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CA$4,308.00
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CA$4,308.00
CA$3,860.00
CA$3,860.00 - CA$3,860.00
CA$3,860.00
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CA$6,254.00
CA$6,254.00 - CA$6,254.00
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CA$5,520.00
CA$5,520.00 - CA$5,520.00
CA$5,520.00

Celestron EdgeHD 11" OTA - CGE Dovetail

CEL-91050-XLT
1 in stock

279.4mm (11") EdgeHD Aplanatic Optics 2800mm Focal Length (f/10) 42mm Image Circle for Full-Frame Sensors StarBright XLT Optical Coatings 28 lb Op...

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CA$6,254.00
CA$5,520.00
CA$5,520.00 - CA$5,520.00
CA$5,520.00
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CA$2,780.00 - CA$2,780.00
CA$2,780.00
CA$2,780.00 - CA$2,780.00
CA$2,780.00

Celestron C9.25 OTA - CGE Dovetail

CEL-91027-XLT

235mm (9.25") Schmidt-Cassegrain Optical Tube 2350mm Focal Length (f/10) StarBright XLT Optical Coatings Fastar-Compatible for f/2 Imaging 20 lb O...

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CA$2,780.00 - CA$2,780.00
CA$2,780.00
CA$2,780.00 - CA$2,780.00
CA$2,780.00
SVBONY MK127 127mm Maksutov-Cassegrain Telescope OTA
SVBONY MK127 127mm Maksutov-Cassegrain Telescope OTA
CA$574.00 - CA$574.00
CA$574.00
CA$574.00 - CA$574.00
CA$574.00

SVBONY MK127 127mm Maksutov-Cassegrain Telescope OTA

SV-F9382C
1 in stock

Maksutov-Cassegrain Optical Design f/11.8 Native Focal Ratio f/7.68 with Included 0.65x Reducer Internal Dual-Speed Focuser 210mm Vixen-Style Dove...

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CA$574.00 - CA$574.00
CA$574.00
CA$574.00 - CA$574.00
CA$574.00
SVBONY Petzval Refractor Astrograph Lens | SVBONY SV545
CA$560.00 - CA$560.00
CA$560.00
CA$560.00 - CA$560.00
CA$560.00

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

SV-W9317B

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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CA$560.00 - CA$560.00
CA$560.00
CA$560.00 - CA$560.00
CA$560.00
Askar 91F Flat-Field Astrograph
CA$1,399.00 - CA$1,399.00
CA$1,399.00
CA$1,399.00 - CA$1,399.00
CA$1,399.00

Askar 91F Flat-Field Astrograph

ASK-ASAPO91F

91mm Aperture Quadruplet APO Optics 609mm Focal Length at f/6.7 44mm Full-Frame Corrected Image Circle Integrated Field Flattener Design 3.92kg Ne...

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CA$1,399.00 - CA$1,399.00
CA$1,399.00
CA$1,399.00 - CA$1,399.00
CA$1,399.00
CA$2,109.00 - CA$2,109.00
CA$2,109.00
CA$2,109.00 - CA$2,109.00
CA$2,109.00

ZWO FF110-APO 110mm Quadruplet Refractor F/7.0

ZWO-FF110-APO
1 in stock

110mm Aperture 766mm Focal Length (f/7) 4-Element Apochromatic Optics Integrated Field Flattener 3-inch Dual-Speed Focuser 14.9 lb. Weight with Ha...

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CA$2,109.00
CA$2,109.00 - CA$2,109.00
CA$2,109.00
CA$849.00 - CA$849.00
CA$849.00
CA$849.00 - CA$849.00
CA$849.00

ZWO FF70-APO 70mm Quadruplet Refractor F/7.0

ZWO-FF70-APO
2 in stock

70mm Aperture 490mm Focal Length (f/7) 4-Element Quadruplet Optical Design Integrated Field Flattener 2.4" Dual-Speed Rack & Pinion Focuser 6....

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CA$849.00
CA$849.00 - CA$849.00
CA$849.00
CA$1,398.00 - CA$1,515.00
CA$1,398.00 - CA$1,515.00
CA$1,398.00 - CA$1,515.00
CA$1,398.00

William Optics Zenithstar 81 WIFD Telescope

Options available

Patented William Optics Internal Focus Design (WIFD) Rigid M92 Rear Thread with M63 Adapter Included Vixen/Arca-Swiss Dual-Sided Mounting Plate In...

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CA$1,398.00 - CA$1,515.00
CA$1,398.00 - CA$1,515.00
CA$1,398.00 - CA$1,515.00
CA$1,398.00
Tele Vue TV-85 OTA - White 1
CA$3,034.00 - CA$3,034.00
CA$3,034.00
CA$3,034.00 - CA$3,034.00
CA$3,034.00

Tele Vue TV-85 OTA - White

TV-WXO-3372

Aperture: 85mm Focal Length: 600mm Focal Ratio: f/7 Optical Design: Apochromatic (APO) Doublet Focuser: 2-inch, 10:1 Dual-Speed Rack-and-Pinion We...

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CA$3,034.00 - CA$3,034.00
CA$3,034.00
CA$3,034.00 - CA$3,034.00
CA$3,034.00
CA$1,240.00 - CA$1,240.00
CA$1,240.00
CA$1,240.00 - CA$1,240.00
CA$1,240.00

Sky-Watcher Evostar EDX 100 APO f/7 Doublet Telescope

SW-S11145

100mm Aperture Apochromatic Doublet Refractor FPL-53 Extra-Low Dispersion Glass 700mm Focal Length at f/7 Lightweight 8.4-pound Optical Tube Assem...

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CA$1,240.00 - CA$1,240.00
CA$1,240.00
CA$1,240.00 - CA$1,240.00
CA$1,240.00
CA$1,929.00 - CA$1,929.00
CA$1,929.00
CA$1,929.00 - CA$1,929.00
CA$1,929.00

William Optics UltraCat 56 f/4.8 WIFD

WO-T-C-56BR
6 in stock

56mm Aperture, 269mm Focal Length (f/4.8) 5-Element Advanced Petzval Optical Design 50mm Image Circle for Full-Frame Sensors William Optics Intern...

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CA$1,929.00 - CA$1,929.00
CA$1,929.00
CA$1,929.00 - CA$1,929.00
CA$1,929.00
CA$559.00 - CA$559.00
CA$559.00
CA$559.00 - CA$559.00
CA$559.00

Askar 80ED f/7 Doublet

ASK-ASF80ED
1 in stock

560mm Focal Length f/7 Focal Ratio Triplet Objective with ED Glass APS-C Corrected Image Circle 55mm Back Focus 0.42kg Weight Description FAQ S...

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CA$559.00 - CA$559.00
CA$559.00
CA$559.00 - CA$559.00
CA$559.00
CA$1,253.00 - CA$1,253.00
CA$1,253.00
CA$1,253.00 - CA$1,253.00
CA$1,253.00

Askar FRA400C 72mm f/5.6 Quintuplet APO

ASK-FRA400C

72mm Aperture Quintuplet APO Optics 400mm Focal Length at f/5.6 Covers a 44mm Full-Frame Image Circle Integrated 17-Blade Aperture (f/5.6-f/22) 2....

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CA$1,253.00
CA$1,253.00 - CA$1,253.00
CA$1,253.00
CA$2,233.00 - CA$2,233.00
CA$2,233.00
CA$2,233.00 - CA$2,233.00
CA$2,233.00

Askar SQA70 70mm f/4.8 Quintuplet APO

ASK-SQA70
1 in stock

70mm Aperture 336mm Focal Length f/4.8 Focal Ratio Quintuplet (5-Element) APO Petzval Optical Design 44mm Full-Frame Image Circle Contains Two ED ...

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CA$2,233.00 - CA$2,233.00
CA$2,233.00
CA$2,233.00 - CA$2,233.00
CA$2,233.00
CA$3,741.00 - CA$4,137.00
CA$3,741.00 - CA$4,137.00
CA$3,741.00 - CA$4,137.00
CA$3,741.00

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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CA$3,741.00 - CA$4,137.00
CA$3,741.00 - CA$4,137.00
CA$3,741.00 - CA$4,137.00
CA$3,741.00
CA$3,033.00 - CA$3,033.00
CA$3,033.00
CA$3,033.00 - CA$3,033.00
CA$3,033.00

William Optics Pleiades 68 Astrograph F/3.8 7-Element WIFD

WO-T-P-68BU

68mm Aperture 7-Element Astrograph Fast f/3.8 Focal Ratio 260mm Focal Length 48mm Full-Frame Image Circle Weighs only 2.98 kg (6.57 lbs) WIFD Focu...

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CA$3,033.00 - CA$3,033.00
CA$3,033.00
CA$3,033.00 - CA$3,033.00
CA$3,033.00
CA$7,391.00 - CA$7,391.00
CA$7,391.00
CA$7,391.00 - CA$7,391.00
CA$7,391.00

Askar 185APO f/7 Triplet

ASK-185APO
1 in stock

185mm Aperture Triplet APO Objective 1295mm Focal Length at f/7 Includes one ED Glass Element for Color Correction 95mm Retractable Rear Tube for ...

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CA$7,391.00 - CA$7,391.00
CA$7,391.00
CA$7,391.00 - CA$7,391.00
CA$7,391.00