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Apochromatic Refractors

An apochromatic refractor is a premium type of refracting telescope designed for enthusiasts and professionals who demand the highest quality optical performance. By effectively correcting chromatic and spherical aberrations, APO refractors provide sharp, clear, and color-accurate images. While they come at a higher cost, their exceptional performance in both visual observation and astrophotography makes them a preferred choice among serious astronomers.

Original price $730.00 - Original price $730.00
Original price
$730.00
$730.00 - $730.00
Current price $730.00

SharpStar 61EDPH III Triplet APO Refractor (61EDPHIII)

SharpStar 61EDPH III Triplet APO Refractor Telescope The new 61EDPH Ⅲ still has high-quality optical standards like before and adopts a triplet air...

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Original price $730.00 - Original price $730.00
Original price
$730.00
$730.00 - $730.00
Current price $730.00
Original price $0.00 - Original price $0.00
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$1,349.00
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Current price $1,349.00

Askar 103APO Refractor Telescope (103APO)

Askar 103APO Refractor Telescope After a long preparation, we launch the new Askar 103APO, dedicated to enabling more amateurs to own a high-perfor...

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Original price $0.00 - Original price $0.00
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$1,349.00
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Current price $1,349.00
Original price $1,212.00 - Original price $1,212.00
Original price
$1,212.00
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Current price $1,212.00

William Optics Redcat 51 WIFD F/4.9 Petzval Refractor (L-RC51RDIII-WIFD)

William Optics Redcat 51 WIFD F/4.9 Petzval Refractor As seen on the RedCat 61 series, the patented William Optics Internal Focus Design (WIFD) mak...

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Original price $1,212.00 - Original price $1,212.00
Original price
$1,212.00
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Current price $1,212.00
Original price $1,281.00 - Original price $1,281.00
Original price
$1,281.00
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Current price $1,281.00

Askar FRA300 Pro 60mm f5 Quintuplet APO (FRA300)

Askar FRA300 Pro 60mm f5 Quintuplet APO Since their inception,Askar FRA series short focal ratio astrograph have been very well received by astron...

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Original price $1,281.00 - Original price $1,281.00
Original price
$1,281.00
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Current price $1,281.00
Original price $1,619.00 - Original price $1,619.00
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$1,619.00
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Current price $1,619.00

Askar FRA400 72mm f5.6 Quintuplet APO (FRA400)

Askar FRA400 72mm f/5.6 Quintuplet APO Welcome to use brand new ASKAR FRA series! The FRA, which stands for “FLATFIELD REFRACTIVE ASTRAGRAPH”, is ...

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Original price $1,619.00 - Original price $1,619.00
Original price
$1,619.00
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Current price $1,619.00
Original price $1,349.00
Original price $1,349.00 - Original price $1,349.00
Original price $1,349.00
Current price $1,079.00
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Current price $1,079.00

ZWO FF65-APO 65mm Refractor (FF65-APO)

ZWO FF65-APO 65mm Refractor The ZWO FF65 APO is a refractive astrograph with the powerful flatfield optical design which saves you from the expens...

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Original price $1,349.00
Original price $1,349.00 - Original price $1,349.00
Original price $1,349.00
Current price $1,079.00
$1,079.00 - $1,079.00
Current price $1,079.00
Save $270.00 Save $0.00
Original price $539.00 - Original price $539.00
Original price
$539.00
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Current price $539.00

SharpStar 50EDPH Triplet APO Refractor (50EDPH)

SharpStar 50EDPH Triplet APO Refractor with new tube rings! The Sharpstar 50EDPH is an OTA with a 50mm aperture, 275mm focal length, and f/5.5 nati...

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Original price $539.00 - Original price $539.00
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$539.00
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Current price $539.00
Original price $2,024.00 - Original price $2,024.00
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$2,024.00
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Current price $2,024.00

Askar 120APO Refractor Telescope (120APO)

Askar 120APO Refractor Telescope  The aperture of 120mm gives it an inherent advantage in terms of light-gathering power, resolution, brightness, a...

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Original price $2,024.00 - Original price $2,024.00
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$2,024.00
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Current price $2,024.00
Original price $4,330.00
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Original price $4,330.00
Current price $3,580.00
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Current price $3,580.00

Sky-Watcher Esprit 100mm ED Triplet APO (S11410)

Sky-Watcher Esprit 100mm Designed with the discerning astrophotographer in mind, Sky-Watcher’s top-of-the-line Esprit refractors deliver the kin...

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Original price $4,330.00
Original price $4,330.00 - Original price $4,330.00
Original price $4,330.00
Current price $3,580.00
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Current price $3,580.00
Save $750.00 Save $0.00
Original price $810.00 - Original price $810.00
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$810.00
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Current price $810.00

Askar NEW 71F Flat-Field Refractor (71F)

Askar NEW 71F Flat-Field Refractor Lightweight, compact, affordable, quadruplet flat-field Astrograph which can be used for visual observing and as...

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Original price $810.00 - Original price $810.00
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$810.00
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Current price $810.00
Original price $2,288.00 - Original price $2,288.00
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$2,288.00
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Current price $2,288.00

Askar New V Exchangeable 60/80mm Astrograph System (V)

Askar V Exchangeable 60/80mm Astrograph System Askar V is a newly launched product concerning our customers’ needs. It comes out with a big innovat...

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Original price $2,288.00 - Original price $2,288.00
Original price
$2,288.00
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Current price $2,288.00
Original price $499.00 - Original price $499.00
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$499.00
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Current price $499.00

Svbony SV503 70mm ED F/6 Refractor (F9359A)

Svbony SV503 70mm ED F/6 Astronomy Photography Telescope Multi-function OTA: suitable for shooting sun and moon, landscape scenery, deep space phot...

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Original price $499.00 - Original price $499.00
Original price
$499.00
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Current price $499.00
Original price $3,368.00
Original price $3,368.00 - Original price $3,368.00
Original price $3,368.00
Current price $2,699.00
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Current price $2,699.00

Askar 107PHQ F/7 Quadruplet Astrograph (107PHQ)

Askar 107PHQ Astrograph As the first long-focal-ratio Flatfield astrograph from Askar, 107PHQ is born with a special mission: whether you are just ...

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Original price $3,368.00
Original price $3,368.00 - Original price $3,368.00
Original price $3,368.00
Current price $2,699.00
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Current price $2,699.00
Save $669.00 Save $0.00
Original price $986.00 - Original price $986.00
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$986.00
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Current price $986.00

William Optics ZenithStar 73 III Doublet f/5.9

William Optics ZenithStar 73 III Doublet f/5.9      Technical Specifications Aperture: 73 mm (2.75") Focal Length: 430 mm Focal Ratio: f/5.9 G...

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Original price $986.00 - Original price $986.00
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$986.00
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Original price $5,939.00 - Original price $5,939.00
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$5,939.00
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Current price $5,939.00

Askar 151PHQ f/7 Quadruplet Air-Spaced Astrograph (151PHQ)

Askar 151PHQ f/7 Quadruplet air-spaced Astrograph 151PHQ is a long-focal-ratio, flatfield astrograph newly launched after 130PHQ and also the big...

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Original price $5,939.00 - Original price $5,939.00
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$5,939.00
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Current price $5,939.00
Original price $2,119.00 - Original price $2,119.00
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$2,119.00
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Current price $2,119.00

SVBONY SV550 APO Refractor Triplet 122mm F/7 (F9381C)

SVBONY SV550 APO Refractor Triplet 122mm F7 The SV550 APO triplet refractor is a compact refractor with 122mm aperture, f/7 focal ratio and 854mm f...

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Original price $2,119.00 - Original price $2,119.00
Original price
$2,119.00
$2,119.00 - $2,119.00
Current price $2,119.00
Original price $1,349.00
Original price $1,349.00 - Original price $1,349.00
Original price $1,349.00
Current price $1,079.00
$1,079.00 - $1,079.00
Current price $1,079.00

Askar 65PHQ F/6.4 Quintuplet Astrograph (65PHQ)

Askar 65PHQ Astrograph 65PHQ is a flatfield astrograph newly launched after 80PHQ, 107PHQ, and 130PHQ. Instead of buying extra flatteners, calcula...

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Original price $1,349.00
Original price $1,349.00 - Original price $1,349.00
Original price $1,349.00
Current price $1,079.00
$1,079.00 - $1,079.00
Current price $1,079.00
Save $270.00 Save $0.00
Original price $2,699.00 - Original price $2,699.00
Original price
$2,699.00
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Current price $2,699.00

Askar FRA500 APO Astrograph (FRA500)

Askar FRA500 APO Astrograph Sharpstar Optics introduces Askar FRA500 astrograph, which is the youngest among the well-known FRA- family, to our cu...

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Original price $2,699.00 - Original price $2,699.00
Original price
$2,699.00
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Current price $2,699.00
Original price $2,697.00 - Original price $2,897.00
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$2,697.00 - $2,897.00
Current price $2,697.00

William Optics Fluorostar 91 f/5.9 Triplet Refractor (FLT-91)

William Optics Fluorostar 91 The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a mid...

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Original price $2,697.00 - Original price $2,897.00
Original price
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Current price $2,697.00
Original price $9,969.00 - Original price $9,969.00
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$9,969.00
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Current price $9,969.00

Takahashi FSQ-106EDX4 Quad APO f/5.0 (TQE10630)

Takahashi FSQ-106EDX4 Quad APO f/5.0 The Takahashi FSQ-106EDX4 is a redesign of the popular FSQ-106 and is a superior flat-field super quadruplet r...

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Original price $9,969.00 - Original price $9,969.00
Original price
$9,969.00
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Current price $9,969.00
Original price $1,347.00 - Original price $1,347.00
Original price
$1,347.00
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Current price $1,347.00

William Optics Spacecat 51 WIFD (L-RC51SGIII)

William Optics Spacecat 51 WIFD  Experience the Elegance of the Universe with the William Optics Spacecat 51 WIFD Telescope Unlock the secrets of t...

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Original price $1,347.00 - Original price $1,347.00
Original price
$1,347.00
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Current price $1,347.00
Original price $2,427.00 - Original price $2,427.00
Original price
$2,427.00
$2,427.00 - $2,427.00
Current price $2,427.00

William Optics RedCat 71 f/4.9 APO with WIFD (T-C-71RDII)

William Optics RedCat 71 f/4.9 APO with WIFD The RedCat series is one of the most popular lines of compact refractors on the market and it is easy ...

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Original price $2,427.00 - Original price $2,427.00
Original price
$2,427.00
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Current price $2,427.00
Original price $384.00 - Original price $384.00
Original price
$384.00
$384.00 - $384.00
Current price $384.00

Askar FMA 135mm APO Lens (FMA135)

Askar FMA 135mm APO Lens As its name indicates, FMA135 was born with a primary mirror plus a flattener. The primary mirror features an APO triplet ...

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Original price $384.00 - Original price $384.00
Original price
$384.00
$384.00 - $384.00
Current price $384.00
Original price $2,697.00 - Original price $2,697.00
Original price
$2,697.00
$2,697.00 - $2,697.00
Current price $2,697.00

William Optics Pleiades 68 APO F/3.8 WIFD (T-P-68BU)

William Optics Pleiades 68 APO F/3.8 WIFD Pleiades 68, 7-element imaging APO, F/3.8 WIFD. Comes with soft carry bag, dovetail, handle bar, M48 and ...

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Original price $2,697.00 - Original price $2,697.00
Original price
$2,697.00
$2,697.00 - $2,697.00
Current price $2,697.00
Original price $5,127.00 - Original price $5,127.00
Original price
$5,127.00
$5,127.00 - $5,127.00
Current price $5,127.00

William Optics Pleiades 111 APO F/4.8 WIFD (T-P-111BU)

William Optics Pleiades 111 APO F/4.8 WIFD Pleiades 111, 7-element imaging APO, F/4.8 WIDF. Comes with soft carry bag, dovetail, handle bar, M48 an...

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Original price $5,127.00 - Original price $5,127.00
Original price
$5,127.00
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Current price $5,127.00
Original price $2,739.00 - Original price $2,739.00
Original price
$2,739.00
$2,739.00 - $2,739.00
Current price $2,739.00

Askar 140APO f/7 Astrograph (140APO)

Askar 140APO f/7 Astrograph (140APO) The Askar 140APO is an OTA with a 140mm aperture, 980mm focal length, and f/7 native focal ratio.  The apertur...

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Original price $2,739.00 - Original price $2,739.00
Original price
$2,739.00
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Current price $2,739.00
Original price $6,575.00 - Original price $6,575.00
Original price
$6,575.00
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Current price $6,575.00

Askar 185APO f/7 Astrograph (185APO)

Askar 185APO f/7 Astrograph (185APO) The Askar 185APO is an OTA with a 185mm aperture,1295mm focal length, and f/7 native focal ratio.  The large a...

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Original price $6,575.00 - Original price $6,575.00
Original price
$6,575.00
$6,575.00 - $6,575.00
Current price $6,575.00
Original price $1,918.00
Original price $1,918.00 - Original price $1,918.00
Original price $1,918.00
Current price $1,500.00
$1,500.00 - $1,500.00
Current price $1,500.00

SharpStar 94EDPH Triplet APO Refractor Like new (94EDPH-USED)

SharpStar 94EDPH Triplet APO Refractor NEVER GOT OUT. LIKE NEW ! The brand new 94EDPH is the third type of this Sharpstar EDPH family. Its aperture...

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Original price $1,918.00
Original price $1,918.00 - Original price $1,918.00
Original price $1,918.00
Current price $1,500.00
$1,500.00 - $1,500.00
Current price $1,500.00
Save $418.00 Save $0.00
Original price $1,078.00 - Original price $1,078.00
Original price
$1,078.00
$1,078.00 - $1,078.00
Current price $1,078.00

SVBONY SV550 Telescope 80mm Triplet APO OTA Refractor for Astronomy (F9381A)

SVBONY SV550 Telescope 80mm Triplet APO OTA Refractor for Astronomy The SV550 APO Triplet refractor with 80mm aperture and fast f/6 focal ratio, is...

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Original price $1,078.00 - Original price $1,078.00
Original price
$1,078.00
$1,078.00 - $1,078.00
Current price $1,078.00
Original price $2,157.00 - Original price $2,157.00
Original price
$2,157.00
$2,157.00 - $2,157.00
Current price $2,157.00

William Optics Redcat 61 WIFD F/4.9 Petzval Refractor (T-C-61RD)

William Optics Redcat 61 WIFD F/4.9 Petzval Refractor ** Receive a FREE 32mm Uniguider when you purchase this telescope ! William Optics recently u...

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Original price $2,157.00 - Original price $2,157.00
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$2,157.00
$2,157.00 - $2,157.00
Current price $2,157.00
Original price $4,724.00
Original price $4,724.00 - Original price $4,724.00
Original price $4,724.00
Current price $4,049.00
$4,049.00 - $4,049.00
Current price $4,049.00

ZWO FF130-APO 130mm Refractor (FF130-APO)

ZWO FF130-APO   Technical Specifications  SKU Number ZWO-FF130-APO Model Number FF130-APO Telescope Series ZWO Refractors Focal Ratio f/...

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Original price $4,724.00
Original price $4,724.00 - Original price $4,724.00
Original price $4,724.00
Current price $4,049.00
$4,049.00 - $4,049.00
Current price $4,049.00
Save $675.00 Save $0.00
Original price $2,024.00
Original price $2,024.00 - Original price $2,024.00
Original price $2,024.00
Current price $1,754.00
$1,754.00 - $1,754.00
Current price $1,754.00

ZWO FF80-APO 80mm Refractor (FF80-APO)

ZWO FF80-APO The ZWO FF80 APO is a refractive astrograph with the powerful flatfield optical design which saves you from the expensive cost of a fi...

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Original price $2,024.00
Original price $2,024.00 - Original price $2,024.00
Original price $2,024.00
Current price $1,754.00
$1,754.00 - $1,754.00
Current price $1,754.00
Save $270.00 Save $0.00
Original price $1,438.00 - Original price $1,438.00
Original price
$1,438.00
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Current price $1,438.00

William Optics Gran Turismo 71 Triplet + FLAT6AIII Bundle

William Optics Gran Turismo 71 Triplet APO f/5.9 + FLAT6AIII Bundle   Technical Specifications Aperture 71mm Focal Length 419mm Fo...

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Original price $1,438.00 - Original price $1,438.00
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$1,438.00
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Current price $1,438.00
Original price $3,509.00 - Original price $3,509.00
Original price
$3,509.00
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Current price $3,509.00

Askar FRA600 108mm f/5.6 Quintuplet APO (FRA600)

Askar FRA600 108mm f/5.6 Quintuplet APO Today Sharpstar announces the newest addition to its Askar FRA series, the Askar FRA600/5.6. Following the...

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Original price $3,509.00 - Original price $3,509.00
Original price
$3,509.00
$3,509.00 - $3,509.00
Current price $3,509.00
Original price $2,018.00
Original price $2,018.00 - Original price $2,018.00
Original price $2,018.00
Current price $1,755.00
$1,755.00 - $1,755.00
Current price $1,755.00

Askar 80PHQ F/7.5 Quadruplet Astrograph (80PHQ)

Askar 80PHQ Astrograph Askar introduces the brand-new 80PHQ refractive astrograph. And it’s the second long-focal-ratio astrograph from the PHQ- f...

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Original price $2,018.00
Original price $2,018.00 - Original price $2,018.00
Original price $2,018.00
Current price $1,755.00
$1,755.00 - $1,755.00
Current price $1,755.00
Save $263.00 Save $0.00
Original price $5,043.00
Original price $4,452.00 - Original price $5,043.00
Original price $5,043.00
$4,452.00 - $4,652.00
$4,452.00 - $4,652.00
Current price $4,452.00

William Optics Fluorostar 120 f/6.5 Triplet Refractor (A-F120)

William Optics Fluorostar 120 Technical Specifications Aperture: 120 mm Focal Length: 780 mm Focal Ratio: f/6.5 Focuser: 3.3" Rac...

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Original price $5,043.00
Original price $4,452.00 - Original price $5,043.00
Original price $5,043.00
$4,452.00 - $4,652.00
$4,452.00 - $4,652.00
Current price $4,452.00
Save up to $591.00 Save $0.00
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