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Apertura 1.25" Carbon Dielectric Diagonal Full View

Apertura 1.25" Carbon Dielectric Mirror Diagonal - D1CF

SKU: APT-D1CF
  • Diagonal Type: Mirror Diagonal
  • Diagonal Size - Eyepiece Side: 1.25" Barrel
  • Diagonal Size - Telescope Side: 1.25" Barrel
  • Includes Eyepiece Adapter: No, 1.25" Eyepiece Adapter Sold Separately
  • Optics Type and/or Coatings: Dielectric Coatings
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$79.95
Baader 1.25" Amici Correct Image Star Diagonal

Baader 1.25" Amici Correct Image Star Diagonal - AMICI-DX1

SKU: BAD-AMICI-DX1
  • Diagonal Type: Correct/Erect Image
  • Diagonal Size - Eyepiece Side: 1.25" Barrel
  • Diagonal Size - Telescope Side: 1.25" Barrel
  • Optics Type and/or Coatings: 7-Layer Multi-Coating , Amici Prism
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$319.00
Celestron 45º Correct Image Prism Diagonal - 1.25"

Celestron 1.25" 45º Correct Image Prism Diagonal - 94112-A

SKU: CEL-94112-A
  • Diagonal Type: Correct/Erect Image
  • Diagonal Size - Eyepiece Side: 1.25" Barrel
  • Diagonal Size - Telescope Side: 1.25" Barrel
$41.95 $37.95
Celestron 90º Prism Star Diagonal - 1.25"

Celestron 1.25" 90º Prism Star Diagonal - 94115-A

SKU: CEL-94115-A
  • Diagonal Type: Prism Diagonal
  • Diagonal Size - Eyepiece Side: 1.25" Barrel
  • Diagonal Size - Telescope Side: 1.25" Barrel
$41.95 $37.95
Baader Planetarium 1.25" T-2 Maxbright Mirror Diagonal

Baader Planetarium T-2 Maxbright 1.25" Mirror Diagonal - MAX-1

SKU: BAD-MAX-1
  • Diagonal Type: Mirror Diagonal
  • Diagonal Size - Eyepiece Side: 1.25" Barrel
  • Diagonal Size - Telescope Side: 1.25" Barrel
  • Optics Type and/or Coatings: Maxbright Coatings
$249.00

Orion 1.25" Dielectric Mirror Star Diagonal - 08880

SKU: ORI-08880
  • Diagonal Type: Mirror Diagonal
  • Diagonal Size - Eyepiece Side: 1.25" Barrel
  • Diagonal Size - Telescope Side: 1.25" Barrel
  • Optics Type and/or Coatings: Dielectric Coatings
$99.99
High Point 1.25" Dielectric Mirror Diagonal

High Point 1.25" Dielectric Mirror Diagonal - HPS-D1

SKU: HPS-D1
  • Diagonal Type: Mirror Diagonal
  • Diagonal Size - Eyepiece Side: 1.25" Barrel
  • Diagonal Size - Telescope Side: 1.25" Barrel
  • Optics Type and/or Coatings: Dielectric Coatings
$69.95

High Point 1.25" 45 Degree Prism Diagonal - HPS-P45

SKU: HPS-P45
  • Diagonal Type: Prism Diagonal
  • Diagonal Size - Eyepiece Side: 1.25" Barrel
  • Diagonal Size - Telescope Side: 1.25" Barrel
$29.95
William Optics 45º Erect Prism - 1.25"

William Optics 1.25" 45° Erect Prism - D-EP125

SKU: WYO-D-EP125
  • Diagonal Type: Correct/Erect Image
  • Diagonal Size - Eyepiece Side: 1.25" Barrel
  • Diagonal Size - Telescope Side: 1.25" Barrel
$80.00

Tele Vue 1.25" 90 Degree Everbrite Mirror Star Diagonal - DPC-1250

SKU: TLV-DPC-1250
  • Diagonal Type: Mirror Diagonal
  • Diagonal Size - Eyepiece Side: 1.25" Barrel
  • Diagonal Size - Telescope Side: 1.25" Barrel
  • Optics Type and/or Coatings: Everbrite Coatings
$179.95

Tele Vue 1.25" 60 Degree Everbrite Mirror Diagonal - DPC-6012

SKU: TLV-DPC-6012
  • Diagonal Type: Mirror Diagonal
  • Diagonal Size - Eyepiece Side: 1.25" Barrel
  • Diagonal Size - Telescope Side: 1.25" Barrel
  • Optics Type and/or Coatings: Everbrite Coatings
$234.95

Meade 918A Diagonal Mirror - 1.25" - 07202

SKU: MEA-07202
  • Diagonal Type: Mirror Diagonal
  • Diagonal Size - Eyepiece Side: 1.25" Barrel
  • Diagonal Size - Telescope Side: 1.25" Barrel
$29.99 $26.95
Meade 932 Erect Prism for ETX

Meade 1.25" Correcting Prism 45° Diagonal for ETX 90/105/125 - 07210

SKU: MEA-07210
  • Diagonal Type: Correct/Erect Image
  • Diagonal Size - Eyepiece Side: 1.25" Barrel
  • Diagonal Size - Telescope Side: 1.25" Barrel
$49.99 $39.95

Meade 1.25" Erect-Image 45° Diagonal Prism - 07217

SKU: MEA-07217
  • Diagonal Type: Correct/Erect Image
  • Diagonal Size - Eyepiece Side: 1.25" Barrel
  • Diagonal Size - Telescope Side: 1.25" Barrel
$39.99 $31.95

Meade 1.25" Correcting Prism 45° Diagonal for ETX-70 - 07220

SKU: MEA-07220
  • Diagonal Type: Correct/Erect Image
  • Diagonal Size - Eyepiece Side: 1.25" Barrel
  • Diagonal Size - Telescope Side: 1.25" Barrel
$49.99 $44.95
William Optics 1.25" Dielectric Diagonal with Carbon Fiber Side Plates

William Optics 1.25" Dielectric Diagonal W/ Carbon Fiber Plates - D-125D-C-DB

SKU: WYO-D-125D-C-DB
  • Diagonal Type: Mirror Diagonal
  • Diagonal Size - Eyepiece Side: 1.25" Barrel
  • Diagonal Size - Telescope Side: 1.25" Barrel
  • Optics Type and/or Coatings: Dielectric Coatings
$95.00
Baader Planetarium T2 90º Prism Star Diagonal with 1.25" Nosepiece and 1.25" Eyepiece Holder

Baader T-2 90º Prism Star Diagonal with 1.25" Nosepiece & Eyepiece Holder - PRISM-1

SKU: BAD-PRISM-1
  • Diagonal Type: Prism Diagonal
  • Diagonal Size - Eyepiece Side: 1.25" Barrel
  • Diagonal Size - Telescope Side: 1.25" Barrel
  • Optics Type and/or Coatings: 7-Layer Multi-Coating
$169.00
Stellarvue 1.25" Enhanced Dielectric Diagonal

Stellarvue 1.25" Enhanced Dielectric Diagonal - D1030

SKU: STV-D1030
  • Diagonal Type: Mirror Diagonal
  • Diagonal Size - Eyepiece Side: 1.25" Barrel
  • Diagonal Size - Telescope Side: 1.25" Barrel
  • Optics Type and/or Coatings: Dielectric Coatings
$99.00

Stellarvue 1.25" 45° Erecting Prism - D1032

SKU: STV-D1032
  • Diagonal Type: Correct/Erect Image
  • Diagonal Size - Eyepiece Side: 1.25" Barrel
  • Diagonal Size - Telescope Side: 1.25" Barrel
$69.00
TeleVue 90º Enhanced Diagonal - 1.25"

Tele Vue 90º Enhanced Aluminum Diagonal - 1.25" - DSC-0125

SKU: TLV-DSC-0125
  • Diagonal Type: Mirror Diagonal
  • Diagonal Size - Eyepiece Side: 1.25" Barrel
  • Diagonal Size - Telescope Side: 1.25" Barrel
  • Optics Type and/or Coatings: Enhanced Aluminum Coatings
$132.00
TeleVue 90º Enhanced Mirror Diagonal - 2"

Tele Vue 90º Enhanced Aluminum Diagonal - 2" - DSC-8001

SKU: TLV-DSC-8001
  • Diagonal Type: Mirror Diagonal
  • Diagonal Size - Eyepiece Side: 1.25" Barrel
  • Diagonal Size - Telescope Side: 1.25" Barrel
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$216.00
Orion Twist-Tight Dielectric Mirror Diagonal - 1.25"

Orion 1.25" Twist-Tight Dielectric Mirror Star Diagonal - 40901

SKU: ORI-40901
  • Diagonal Type: Mirror Diagonal
  • Diagonal Size - Eyepiece Side: 1.25" Barrel
  • Diagonal Size - Telescope Side: 1.25" Barrel
  • Optics Type and/or Coatings: Dielectric Coatings
$119.99
Takahashi 1.25" Prism Diagonal

Takahashi 1.25" Prism Diagonal - TKA00547

SKU: TAK-TKA00547
  • Diagonal Type: Prism Diagonal
  • Diagonal Size - Eyepiece Side: 1.25" Barrel
  • Diagonal Size - Telescope Side: 1.25" Barrel
$147.00
iOptron 1.25" Dielectric Mirror Star Diagonal

iOptron 1.25" Dielectric Mirror Star Diagonal - 6231

SKU: IOP-6231
  • Diagonal Type: Mirror Diagonal
  • Diagonal Size - Eyepiece Side: 1.25" Barrel
  • Diagonal Size - Telescope Side: 1.25" Barrel
  • Optics Type and/or Coatings: Dielectric Coatings
$79.00

Baader 1.25" Amici 45º Erecting Prism w/24 mm Clear Aperture - AMICI-45

SKU: BAD-AMICI-45
  • Diagonal Type: Correct/Erect Image
  • Diagonal Size - Eyepiece Side: 1.25" Barrel
  • Diagonal Size - Telescope Side: 1.25" Barrel
  • Optics Type and/or Coatings: Amici Prism
$92.00

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!

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