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Items 1 - 25 of 137
Explore Scientific AR102 Air Spaced Doublet Refractor OTA

Explore Scientific 102 mm Air Spaced Doublet Refractor Telescope OTA - DAR102065-01

SKU: EXS-DAR102065-01
  • Optical Design: Refractor
  • Telescope Aperture: 102mm (4.02")
  • Focal Ratio: f/6.5
  • Telescope Mount Type: No Mount - OTA Only
  • Type of Electronics: OTA Only - No Electronics
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$549.99 $449.99

Celestron NexStar 4SE Computerized Telescope with Free Eyepiece & Filter - 11049

SKU: CEL-11049-FG
  • Optical Design: Maksutov-Cassegrain
  • Telescope Aperture: 102mm (4.02")
  • Focal Ratio: f/13
  • Telescope Mount Type: Alt-Azimuth
  • Type of Electronics: Computerized GoTo
  • Extra Included Accessories: 15 mm Plossl Eyepiece and a Moon Filter!
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$499.00

Celestron PowerSeeker 114 EQ 114mm Telescope - 21045

SKU: CEL-21045
  • Optical Design: Newtonian Reflector
  • Telescope Aperture: 114mm (4.49")
  • Focal Ratio: f/8
  • Telescope Mount Type: Equatorial
  • Type of Electronics: Manual Mount - No Electronics
$149.95 $129.94

Celestron Omni XLT 102 Refractor Equatorial Telescope - 21088

SKU: CEL-21088
  • Optical Design: Refractor
  • Telescope Aperture: 102mm (4.02")
  • Focal Ratio: f/10
  • Telescope Mount Type: Equatorial
  • Type of Electronics: Manual Mount - No Electronics
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$509.95 $464.95

Celestron Omni XLT 120 Refractor Equatorial Telescope - 21090

SKU: CEL-21090
  • Optical Design: Refractor
  • Telescope Aperture: 120mm (4.72")
  • Focal Ratio: f/8
  • Telescope Mount Type: Equatorial
  • Type of Electronics: Manual Mount - No Electronics
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$659.95 $579.00

Celestron NexStar 102 SLT Computerized Telescope - 22096

SKU: CEL-22096
  • Optical Design: Refractor
  • Telescope Aperture: 102mm (4.02")
  • Focal Ratio: f/6
  • Telescope Mount Type: Alt-Azimuth
  • Type of Electronics: Computerized GoTo
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$499.95 $399.95
Celestron AstroMaster 114 Equatorial Reflector Telescope

Celestron AstroMaster 114 EQ Reflector Telescope on Equatorial Mount - 31042

SKU: CEL-31042
  • Optical Design: Newtonian Reflector
  • Telescope Aperture: 114mm (4.49")
  • Focal Ratio: f/9
  • Telescope Mount Type: Equatorial
  • Type of Electronics: Manual Mount - No Electronics
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$249.95 $169.95

Celestron 114 mm LCM Computerized Telescope - 31150

SKU: CEL-31150
  • Optical Design: Newtonian Reflector
  • Telescope Aperture: 114mm (4.49")
  • Focal Ratio: f/9
  • Telescope Mount Type: Alt-Azimuth
  • Type of Electronics: Computerized GoTo
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$349.95 $308.95

Explore Scientific 102mm Essential Series Apochromatic Refractor - ES-ED10207-01

SKU: EXS-ES-ED10207-01
  • Optical Design: Refractor
  • Telescope Aperture: 102mm (4.02")
  • Focal Ratio: f/7
  • Telescope Mount Type: No Mount - OTA Only
  • Type of Electronics: OTA Only - No Electronics
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$1,199.99 $999.99

Sky-Watcher Esprit 100 mm ED APO Triplet Refractor - S11410

SKU: SKY-S11410
  • Optical Design: Refractor
  • Telescope Aperture: 100mm (3.94")
  • Focal Ratio: f/5.5
  • Telescope Mount Type: No Mount - OTA Only
  • Type of Electronics: OTA Only - No Electronics
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$2,499.00
Takahashi FSQ-106EDX4 Quadruplet Astrograph OTA

Takahashi FSQ-106EDX4 Quadruplet Refractor Astrograph OTA - TQE10630

SKU: TAK-TQE10630
  • Optical Design: Refractor
  • Telescope Aperture: 106mm (4.17")
  • Focal Ratio: f/5
  • Telescope Mount Type: No Mount - OTA Only
  • Type of Electronics: OTA Only - No Electronics
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$6,040.00
Takahashi TSA-120 APO Triplet Refractor OTA

Takahashi TSA-120 - 120 mm f/7.5 APO Triplet Refractor Telescope - TTK12010

SKU: TAK-TTK12010
  • Optical Design: Refractor
  • Telescope Aperture: 120mm (4.72")
  • Focal Ratio: f/7.5
  • Telescope Mount Type: No Mount - OTA Only
  • Type of Electronics: OTA Only - No Electronics
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$4,430.00

Tele Vue NP101is Nagler-Petzval APO Refractor Telescope OTA - NPI-4057

SKU: TLV-NPI-4057
  • Optical Design: Refractor
  • Telescope Aperture: 101mm (3.98")
  • Focal Ratio: f/5.4
  • Telescope Mount Type: No Mount - OTA Only
  • Type of Electronics: OTA Only - No Electronics
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$3,995.00

Orion SkyQuest XT4.5 - Classic 4.5" Dobsonian Telescope - 10014

SKU: ORI-10014
  • Optical Design: Newtonian Reflector
  • Telescope Aperture: 115mm (4.53")
  • Focal Ratio: f/7.9
  • Telescope Mount Type: Dobsonian
  • Type of Electronics: Manual Mount - No Electronics
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$229.99

Orion StarBlast 4.5" Astro Dobsonian Telescope - 10015

SKU: ORI-10015
  • Optical Design: Newtonian Reflector
  • Telescope Aperture: 115mm (4.53")
  • Focal Ratio: f/4
  • Telescope Mount Type: Dobsonian
  • Type of Electronics: Manual Mount - No Electronics
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$199.99

Sky-Watcher Evostar PRO 100 mm f/9 ED APO OTA with Aluminum Case - S11120

SKU: SKY-S11120
  • Optical Design: Refractor
  • Telescope Aperture: 100mm (3.94")
  • Focal Ratio: f/9
  • Telescope Mount Type: No Mount - OTA Only
  • Type of Electronics: OTA Only - No Electronics
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$950.00

Sky Watcher Evostar PRO 120 ED APO OTA with Aluminum Carry Case - S11130

SKU: SKY-S11130
  • Optical Design: Refractor
  • Telescope Aperture: 120mm (4.72")
  • Focal Ratio: f/7.5
  • Telescope Mount Type: No Mount - OTA Only
  • Type of Electronics: OTA Only - No Electronics
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$1,925.00

Explore Scientific 102 mm f/7 FCD100 Triplet Refractor w/2.5" HEX Focuser - FCD100-10207-01

SKU: EXS-FCD100-10207-01
  • Optical Design: Refractor
  • Telescope Aperture: 102mm (4.02")
  • Focal Ratio: f/7
  • Telescope Mount Type: No Mount - OTA Only
  • Type of Electronics: OTA Only - No Electronics
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$1,899.99

Orion AstroView 120ST Equatorial Refractor Telescope - 09005

SKU: ORI-09005
  • Optical Design: Refractor
  • Telescope Aperture: 120mm (4.72")
  • Focal Ratio: f/5
  • Telescope Mount Type: Equatorial
  • Type of Electronics: Manual Mount - No Electronics
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$599.99
Meade 102 mm Infinity Refractor Telescope

Meade Infinity 102 mm Altazimuth Refractor Telescope - 209006

SKU: MEA-209006
  • Optical Design: Refractor
  • Telescope Aperture: 102mm (4.02")
  • Focal Ratio: f/5.9
  • Telescope Mount Type: Alt-Azimuth
  • Type of Electronics: Manual Mount - No Electronics
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$229.95 $199.95
Meade 114 mm Polaris Reflector Telescope

Meade Polaris 114 mm German Equatorial Reflector Telescope - 216004

SKU: MEA-216004
  • Optical Design: Newtonian Reflector
  • Telescope Aperture: 114mm (4.49")
  • Focal Ratio: f/8.8
  • Telescope Mount Type: Equatorial
  • Type of Electronics: Manual Mount - No Electronics
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$149.95 $134.95
Celestron AstroMaster 114EQ Essentials Bundle with Motor Drive, 2x Barlow, and Moon Filter

Celestron AstroMaster 114EQ Essentials Bundle - 31042-BUN1

SKU: CEL-31042-BUN1
  • Optical Design: Newtonian Reflector
  • Telescope Aperture: 114mm (4.49")
  • Focal Ratio: f/9
  • Telescope Mount Type: Equatorial
  • Extra Included Accessories: Celestron RA Motor Drive, High Point 2X Barlow and a Moon Filter!
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$332.80 $199.95
Celestron 114 mm AstroMaster EQ Reflector with Motor Drive

Celestron AstroMaster 114 EQ Telescope with Motor Drive - 31042-MD

SKU: CEL-31042-MD
  • Optical Design: Newtonian Reflector
  • Telescope Aperture: 114mm (4.49")
  • Focal Ratio: f/9
  • Telescope Mount Type: Equatorial
  • Type of Electronics: Motorized - No Computerization
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$184.95

Celestron NexStar 4SE Computerized Telescope Essential Bundle - 11049-BUN1

SKU: CEL-11049-BUN1
  • Optical Design: Maksutov-Cassegrain
  • Telescope Aperture: 102mm (4.02")
  • Focal Ratio: f/13
  • Telescope Mount Type: Dual (Alt-Az & Equatorial)
  • Type of Electronics: Computerized GoTo
  • This bundle includes the NexStar 4SE, a 13-piece Eyepiece and Filter Kit with Case, an AC Adapter and a DC Power Supply!
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$734.85 $599.95

Sky-Watcher Esprit 120 mm ED APO Triplet Refractor - S11420

SKU: SKY-S11420
  • Optical Design: Refractor
  • Telescope Aperture: 120mm (4.02")
  • Focal Ratio: f/7
  • Telescope Mount Type: No Mount - OTA Only
  • Type of Electronics: OTA Only - No Electronics
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$3,199.00