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Telescope Replacement & Repair Parts

Items 1 - 25 of 113

Apertura AD Dobsonian Fan and Battery Holder - FAN

SKU: APT-FAN
  • Replacement cooling fan for Apertura AD Dobsonian Telescopes.
  • Includes Battery Pack
  • The Apertura Fan runs on eight (8) AA user-supplied batteries.
$19.99
AD12 Dob Base

Apertura 12" Dobsonian Base - GS-980-BASE

SKU: APT-GS-980-BASE
  • This Dobsonian base is meant to be used with the Apertura 12" Newtonian OTA.
  • Apertura's base sits on a "lazy-Susan" base, and rotates a full 360-degrees.
  • The OTA and altitude adjustment knobs are not included.
  • The base's bearing are included in the purchase of this Apertura replacement base.
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$165.00
Apertura Dust Cover for 6" Newtonian Reflector Telescopes

Apertura Dust Cover for 6" Newtonian Reflectors - A-DC6

SKU: APT-A-DC6
  • Designed to work with 6" Newtonian reflector telescopes from Apertura, High Point, and GSO.
  • This dust cover is being offered in the event that your original dust cover gets damaged or misplaced.
  • Useful as a stop-down mask frame.
  • Black exterior finish.
$14.95
Apertura Replacement Dust Cover for 8" Newtonian Reflector Telescopes

Apertura Dust Cover for 8" Newtonian Reflectors - A-DC8

SKU: APT-A-DC8
  • Compatible with 8" Apertura, High Point, and GSO Newtonian reflector telescopes.
  • Replacement dust cover provided in case the original dust cover included with your telescope gets lost or suffers damage
  • Also works as as a stop-down mask frame.
  • Black exterior finish.
$14.95
Apertura Dust Cover for 12" Newtonian Reflector Telescopes

Apertura Dust Cover for 12" Newtonian Reflectors - A-DC12

SKU: APT-A-DC12
  • Compatible with 12" Apertura, High Point, and GSO Newtonian reflector telescopes.
  • This dust cover is being offered in the event that your original dust cover gets damaged or misplaced.
  • Also works as as a stop-down mask frame.
  • Black exterior finish.
$14.95
ZWO Cooled/Pro Camera Fan

ZWO Fan for Cooled/Pro Cameras - FAN

SKU: ZWO-FAN
  • ZWO ASI Cooled/Pro camera replacement fan
  • Comes with attachment hardware
$15.00

Bob's Knobs Meade 12" Lightbridge Low Profile AZ Lock 5/16" - MLB12AZ1

SKU: BOB-MLB12AZ1
  • This lock from Bob's Knobs are meant to work with Meade 12" LightBridge Low Profile AZ Lock.
  • Bob's Knobs lock works with the low-profile design of the Meade 12" LightBridge rocker box.
  • This knob is make od black plastic with stainless steel threads.
  • The lock bolt diameter is 5/16".
$11.00

Bob's Knobs Meade 12" Lightbridge Low Profile AZ Lock 3/8" - MLB12AZ2

SKU: BOB-MLB12AZ2
  • This lock from Bob's Knobs are meant to work with Meade 12" LightBridge Low Profile AZ Lock.
  • Bob's Knobs lock works with the low-profile design of the Meade 12" LightBridge rocker box.
  • This knob is make od black plastic with stainless steel threads.
  • The lock bolt diameter is 3/18".
$7.96

Bob's Knobs Springs for Meade 8", 10" & 12" Lightbridge - CNSPR

SKU: BOB-CNSPR
  • These springs from Bob's Knobs are meant to work with Meade 8", 10" & 12" Lightbridge telescopes.
  • Bob's Knobs Meade Lightbridge springs are meant to help provide adequate support to maintain primary mirror collimation.
  • Included in the kit are three metal springs.
  • Bob's Knobs are designed to be stronger than the standard springs.
$18.00
ADM CGEM Super Knob Upgrade Kit - Orange Anodized

ADM 14-Piece CGEM Mount Upgrade Kit - Orange Anodized - CGEM-OR-S

SKU: ADM-CGEM-OR-S
  • This ADM 14-Piece Upgrade Kit is made to work with the Celestron CGEM.
  • Included in the kit are two saddle knobs, two azimuth knobs, two spreader bar knobs, one altitude knob, one finder hole plug, one "T"-handle, the three rosette knobs, and clutch lever knobs.
  • The knobs are CNC machined from aluminum.
  • ADM has anodized the knobs orange, so they match the signature Celestron orange color.
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$230.00
Explore Scientific Replacement 2" Comet Hunter Focuser with Extension Tubes

Explore Scientific 2" Comet Hunter Replacement Focuser w/ Extension Tubes - FOCCMTHTR-00

SKU: EXS-FOCCMTHTR-00
  • Explore Scientific's replacement focuser is meant to work with the Explore Scientific Comet Hunter telescope.
  • This focuser is 2".
  • Explore's Comet Hunter focuser has a 2-speed fine focus mechanism.
  • Included is an extension tube.
$119.99
Explore Scientific 2" Achromatic Telescope Replacement Focuser

Explore Scientific 2" Achromatic Scope Replacement Focuser - FOCDAR-00

SKU: EXS-FOCDAR-00
  • Explore Scientific's replacement focuser is meant to work with the Explore Scientific Achromatic telescopes.
  • This focuser is 2".
  • Explore's relacement focuser has 10:1 micro-focusing knobs as well as a rough focus knob.
  • This focuser comes with a 1.25" compression ring eyepiece adapter.
$119.99
Explore Scientific 2" ED APO Replacement Focuser

Explore Scientific 2" ED APO Replacement Focuser - FOCEDAPO-00

SKU: EXS-FOCEDAPO-00
  • Explore Scientific's replacement focuser is meant to work with the Explore Scientific ED APO telescopes.
  • This focuser is 2".
  • Explore's relacement focuser has 10:1 micro-focusing knobs as well as a rough focus knob.
  • This focuser comes with a 1.25" compression ring eyepiece adapter.
$169.99
Explore Scientific Replacement 102 mm Cradle Ring Set

Explore Scientific Replacement Cradle Ring Set for 102 mm - TED102CRDL

SKU: EXS-TED102CRDL
  • This set is made to work with any Explore Scientific 102 mm aperture OTAs.
  • The rings are made of aluminum and will act as a direct replacement for damaged rings.
  • The Replacement Cradle Ring set measures 7.9" (200 mm) in length.
  • The inside Diameter of each ring is 3.9" - 4.1" (99.06 mm - 105 mm).
$69.99
Explore Scientific Replacement 127 mm Cradle Ring Set

Explore Scientific Cradle Ring Set for Aluminum 127mm OTA - TED127CRDL

SKU: EXS-TED127CRDL
  • This set is made to work with any Explore Scientific 127 mm OTAs.
  • The rings are made of aluminum and will act as a direct replacement for damaged rings.
  • Explore Scientific's Replacement Cradle Ring set comes with a dovetail plate for quick attachment.
  • The included dovetail plate is made for "Vixen-style" mounts.
$69.99
Explore Scientific Replacement 152 mm Cradle Ring Set

Explore Scientific Replacement Cradle Ring Set for 152 mm Carbon Fiber APO - TED152CFCRDL

SKU: EXS-TED152CFCRDL
  • This set is made to work with any Explore Scientific 152 mm aperture OTAs.
  • The rings are made of aluminum and will act as a direct replacement for damaged rings.
  • Explore Scientific's Replacement Cradle Ring set comes with a dovetail plate for quick attachment.
  • The included dovetail plate is made for "Vixen-style" mounts.
$79.99
Explore Scientific Replacement 152 mm Comet Hunter Cradle Ring Set

Explore Scientific Replacement Cradle Ring Set for 152 mm Comet Hunter - TEDMN152CRDL

SKU: EXS-TEDMN152CRDL
  • This set is made to work with the Explore Scientific 152 mm aperture Comet Hunter OTA.
  • The rings are made of aluminum and will act as a direct replacement for damaged rings.
  • Each cradle ring comes with a dovetail plate for quick attachment.
  • The included dovetail plate is compatible with "Vixen-style" mounts.
$79.99
Losmandy Clutch Knobs

Losmandy Clutch Knobs for GM-8, G-9, and G-11 Mounts - CKS

SKU: LOS-CKS
  • These Losmandy knobs are made for GM-8, G-9, and G-11 mounts.
  • Losmandy has designed these knobs to replace the standard right ascension and declination clutch collar knobs.
  • With the larger size, these knobs are easier to operate at night and with gloves.
  • The clutch knobs project out of the collar at a 30-degree angle.
$125.00

iOptron Controller Cable - 8415

SKU: IOP-8415
  • This controller cable is meant to work with iOptron SmartStarTM-A-Series, iOptron SmartStarTM E-Series, and iOptron SmartStarTM-PR mounts.
  • This cable is meant to replace a lost or damaged controller cable for the compatible mounts.
  • iOptron's connector cable is black in color.
  • Both ends of the controller cable have male RJ connectors
$17.00

Meade AudioStar Hand Controller - 07640

SKU: MEA-07640
  • This hand controller from Meade is meant to work with all Meade LX90, ETX-90 & ETX-125, scopes on the LXD75, and any other Meade telescopes that use the #497 Autostar controller.
  • Meade's AudioStar hand controller has a database of over 38,000 objects and a built-in speaker.
  • If you are looking for a tour of the night sky, you can select the “Tonight’s Best” tour.
  • Using this hand controller, aligning the telescope is much easier.
$154.95

Telrad Mounting Base - 2001

SKU: TRD-2001
  • This mounting base is meant to replace the existing base for the Telrad finder.
  • If you have lost or have damaged mounting base, this is the perfect replacement.
  • The replacement mounting base can also be used if users have two scopes, and want to use the same Telrad for both.
  • This replacement comes with strips of double sided tape for attaching the mounting base.
$9.40
Telrad Replacement Lens

Telrad Replacement Lens - 3002

SKU: TRD-3002
  • This lens is made to work specifically for the Telrad finder.
  • If you have lost or have a damaged lens, this replacement is the perfect solution.
  • The replacement is easy to install.
  • The low price of this replacement means you do not have to spend the extra money on a brand new Telrad finder.
$12.60

Telrad Pulser Unit - 2010

SKU: TRD-2010
  • This pulser unit is made to work specifically with the Telrad finder.
  • The LED pulsar "pulses" the circles in the Telrad
  • Using this pulser unit makes it easier to see the night sky through the finder.
  • Telrad's LED pulsar unit will turn on and off, pulse, the circles seen through the Telrad.
$26.20

Telrad Replacement Reticle - 3001

SKU: TRD-3001
  • This replacement reticle is specifically made for the Telrad finder.
  • If your reticle is worn or burned out, this replacement is the perfect solution.
  • The replacement is easy to install.
  • The low price of this replacement means you do not have to spend the extra money on a brand new Telrad finder.
$6.30

Telrad Replacement Base Tape - 3007

SKU: TRD-3007
  • This replacement base tape is specifically made for the Telrad finder.
  • If your base tape is worn and no longer working, this replacement is the perfect solution.
  • The replacement is easy to use.
  • The low price of this replacement means you do not have to spend the extra money on a brand new Telrad finder.
$4.20

Get the replacement parts you need to keep your scope in top shape, right here at High Point Scientific. We offer a wide range of spare parts to keep you going for many nights to come. From model-specific motor boards for your mount to simple compressions rings, High Point has got it all.


There are many reasons you may need to purchase a replacement part for your telescope. From our experience, faulty electronics are a leading reason to find replacement parts. Whether it’s from general wear and tear, or damage caused by debris or moisture, it is important to replace electronics as soon as you see a change in functionality. If you think you do not need to replace the malfunctioning electronics, seek the help of an experienced astronomer who can determine how to get your electronics back up and running.


High Point also has a vast list of spare parts so you can always have an extra on hand. It is a good practice to keep simple replacement parts, such as counterweight bar, dust caps, thumb screws. etc., with you when observing. This way, you don’t have to end your observing early, should you be missing one of these simple, but vital components.

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