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8 Items

Astro Systems 1.25" Autocollimator Eyepiece - AUTOCOL

SKU: AST-AUTOCOL
  • This AstroSystems 1.25" Autocollimator fine tunes optical alignment following the use of the LightPipe/SightTube or laser collimator.
  • Uses a flat mirror to provide the optical system with a second reflection.
  • Doubles the accuracy of a Cheshire, LightPipe, or laser collimator.
  • Comes with a 14-page instruction booklet.
$49.00

Astro Systems Secondary Dew Guard For 1.3" to 2.14" Secondary Mirrors - DG1

SKU: AST-DG1
  • Known to Fit by Aperture: Secondary Mirrors
  • Known to Fit by Model: 1.3" to 2.14" Newtonian Secondary Mirrors
$40.00

Astro Systems Secondary Dew Guard 2.6" to 3.1" Secondary Mirrors - DG2

SKU: AST-DG2
  • Known to Fit by Aperture: Secondary Mirrors
  • Known to Fit by Model: 2.6" to 3.1" Newtonian Secondary Mirrors
$45.00

Astro Systems Secondary Dew Guard 3.5" to 6.0" Secondary Mirrors - DG3

SKU: AST-DG3
  • Known to Fit by Aperture: Secondary Mirrors
  • Known to Fit by Model: 3.5" to 6.0" Newtonian Secondary Mirrors
$50.00

Astro Systems Lite Pipe / Site Tube Combo - 1.25" - LPST

SKU: AST-LPST
  • This AstroSystems collimator combines LightPipe and SiteTube collimators into one simple, low-cost device.
  • LightPipe accurately aligns Newtonian reflector telescope optics, while the SightTube accurately aligns the focuser with the secondary mirror.
  • Construction consists of precision-designed anodized aluminum, acrylic insert, and stainless steel crosshair wires.
  • Comes with a 14-page instruction booklet.
$49.00

Astro Systems 2" to 1.25" Standard Eyepiece Adapter - SEA

SKU: AST-SEA
  • The Standard Eyepiece Adapter is designed to let users use 1.25" eyepieces with a telescope that accept 2" eyepieces.

  • Astro Systems has designed this adapter out of anodized aluminum.

  • The Astro Systems Eyepiece Adapter is threaded for 48 mm filters.

  • Included with this adapter is a polished stainless steel set screw.
$29.00

AstroSystems Dew Shield for Telrad Finder

SKU: AST-TRDDEW
  • Known to Fit by Aperture: Telrad Finders
  • Known to Fit by Model: Telrad Finders
$18.00

Astro Systems 2" to 1.25" Ultra-Low Eyepiece Adapter - ULA

SKU: AST-ULA
  • Using this eyepiece adapter will lower the profile of a 1.25" eyepiece by 0.5" below the drawtube.

  • Astro System's Ultra-Low eyepiece adapter is compatible with any 2" focuser.

  • The adapter has an internal diameter is 1.9" (48.2 mm).

  • Included with the Astro Systems adapter is a compression ring and hex key.
$27.00

High Point Scientific carries the most popular telescope brands among astronomy enthusiasts, including Celestron, Baader Planetarium, Orion, and many more. We also design our own astronomy products under the High Point brand, to give you the best selection of products at the price you’re looking for.


We work directly with manufacturers to give you a wide selection of products from many other brands like Meade, TeleVue, Explore Scientific, Coronado, and iOptron. While we have dedicated many hours researching what telescope brands you - our customers - are looking for, we encourage you to explore up and coming brands on our website such as William Optics, Pentax, SkyWatcher, and Stellarvue.


High Point Scientific offers many of the latest brands to choose from for telescope accessories. Just a few of these brands include AstroZap, ADM Accessories, Losmandy, Takahashi, and JMI. It’s important to make sure you have the correct accessories for your aspirations and budget and our experts are here to make sure you find them.


Astro-imaging is a growing industry, not just for photographers, but for astronomy hobbyists as well. With so many quality, affordable products, it’s easy to see why! Brands like QSI, ZWO, and QHY have designed some of the best astrophotography cameras in the industry, and we have them right here at High Point!

High Point Scientific is rated 4.9/5 based on 1347 reviews