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Telescope Accessories & Parts

Items 1 - 25 of 37
William Optics 2" Dura Bright Dielectric SCT Diagonal

William Optics 2" Dura Bright Dielectric SCT Diagonal w/ Built-In Thermometer - D-DIG2D-C-DB-SCT

SKU: WYO-D-DIG2D-C-DB-SCT
  • Diagonal Type: Mirror Diagonal
  • Diagonal Size - Eyepiece Side: 2" Barrel
  • Diagonal Size - Telescope Side: SCT Threads
  • Includes Eyepiece Adapter: Yes, 2" to 1.25"
  • Optics Type and/or Coatings: DuraBright Coatings
$149.00

High Point 2" Dielectric Mirror Diagonal - HPS-D2

SKU: HPS-D2
  • Diagonal Type: Mirror Diagonal
  • Diagonal Size - Eyepiece Side: 2" Barrel
  • Diagonal Size - Telescope Side: 2" Barrel
  • Includes Eyepiece Adapter: Yes, 2" to 1.25"
  • Optics Type and/or Coatings: Dielectric Coatings
$109.95
Explore Scientific 2" Dielectric Diagonal

Explore Scientific 2" Dielectric Diagonal - DD02-00CF

SKU: EXS-DD02-00CF
  • Diagonal Type: Mirror Diagonal
  • Diagonal Size - Eyepiece Side: 2" Barrel
  • Diagonal Size - Telescope Side: 2" Barrel
  • Includes Eyepiece Adapter: Yes, 2" to 1.25"
  • Optics Type and/or Coatings: Dielectric Coatings
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$169.99 $135.99
Celestron 2" Diagonal w/XLT Coatings for SCT

Celestron 2" Diagonal with XLT Coatings for Schmidt Cassegrain Telescopes - 93527

SKU: CEL-93527
  • Diagonal Type: Mirror Diagonal
  • Diagonal Size - Eyepiece Side: 2" Barrel
  • Diagonal Size - Telescope Side: SCT Threads
  • Includes Eyepiece Adapter: Yes, 2" to 1.25"
  • Optics Type and/or Coatings: XLT Coatings
$175.95 $154.95
Baader Planetarium 2" ClickLock Mirror Diagonal

Baader MaxBright 2" Clicklock Mirror Diagonal - CLDIAG-2

SKU: BAD-CLDIAG-2
  • Diagonal Type: Mirror Diagonal
  • Diagonal Size - Eyepiece Side: 2" Barrel
  • Diagonal Size - Telescope Side: 2" Barrel
  • Includes Eyepiece Adapter: No, 1.25" Eyepiece Adapter Sold Separately
  • Optics Type and/or Coatings: Maxbright Coatings
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$309.00

Orion 2" Dielectric Mirror Star Diagonal - 08727

SKU: ORI-08727
  • Diagonal Type: Mirror Diagonal
  • Diagonal Size - Eyepiece Side: 2" Barrel
  • Diagonal Size - Telescope Side: 2" Barrel
  • Includes Eyepiece Adapter: Yes, 2" to 1.25"
  • Optics Type and/or Coatings: Dielectric Coatings
$129.99

High Point 2" Quartz Dielectric Diagonal - HPS-D2Q

SKU: HPS-D2Q
  • Diagonal Type: Mirror Diagonal
  • Diagonal Size - Eyepiece Side: 2" Barrel
  • Diagonal Size - Telescope Side: 2" Barrel
  • Includes Eyepiece Adapter: Yes, 2" to 1.25"
  • Optics Type and/or Coatings: Dielectric Coatings , Quartz Optics
$129.95 $103.96

High Point 2" SCT Quartz Dielectric Diagonal - D2QSCT

SKU: HPS-D2QSCT
  • Diagonal Type: Mirror Diagonal
  • Diagonal Size - Eyepiece Side: 2" Barrel
  • Diagonal Size - Telescope Side: SCT Threads
  • Includes Eyepiece Adapter: Yes, 2" to 1.25"
  • Optics Type and/or Coatings: Dielectric Coatings , Quartz Optics
$139.95 $111.96

William Optics Dura Bright 2" Carbon Dielectric Diagonal - D-DIG2D-C-DB-T

SKU: WYO-D-DIG2D-C-DB-T
  • Diagonal Type: Mirror Diagonal
  • Diagonal Size - Eyepiece Side: 2" Barrel
  • Diagonal Size - Telescope Side: 2" Barrel
  • Includes Eyepiece Adapter: Yes, 2" to 1.25"
  • Optics Type and/or Coatings: Dielectric Coatings
$139.00

William Optics 2" Durabright RotoLock Diagonal - D-DIG2D-ROTO-A2 - Used - SOLD

SKU: UEQ-11779-WYO-D-DIG2D-ROTO-A2
  • Diagonal Type: Mirror Diagonal
  • Diagonal Size - Eyepiece Side: 2" Barrel
  • Diagonal Size - Telescope Side: 2" Barrel
  • Includes Eyepiece Adapter: No, 1.25" Eyepiece Adapter Sold Separately
  • Optics Type and/or Coatings: DuraBright Coatings
$198.00 $158.00

Baader Planetarium 2 Prism Star Diagonal with BBHS Coatings 2 ClickLock Eyepiece Clamp - PRISM-2Z - Used - SOLD

SKU: UEQ-12173-BAD-PRISM-2Z
  • Diagonal Type: Prism Diagonal
  • Diagonal Size - Eyepiece Side: 2" Barrel
  • Diagonal Size - Telescope Side: 2" Barrel
  • Includes Eyepiece Adapter: No, 1.25" Eyepiece Adapter Sold Separately
  • Optics Type and/or Coatings: BBHS Coatings, Prism held to strict Zeiss specification
$539.00 $417.00

Explore Scientific 2 quot Dielectric Diagonal - DD02-00CF - Used - SOLD

SKU: UEQ-12380-EXS-DD02-00CF
  • Diagonal Type: Mirror Diagonal
  • Diagonal Size - Eyepiece Side: 2" Barrel
  • Diagonal Size - Telescope Side: 2" Barrel
  • Includes Eyepiece Adapter: Yes, 2" to 1.25"
  • Optics Type and/or Coatings: Dielectric Coatings
$169.99 $109.00

Apertura 2" SCT Twist Lock Carbon Dielectric Mirror Diagonal - D2QCFSCT - NEAF Demo

SKU: CNP-APT-D2QCFSCT
  • Diagonal Type: Mirror Diagonal
  • Diagonal Size - Eyepiece Side: 2" Barrel
  • Diagonal Size - Telescope Side: 2" Barrel
  • Includes Eyepiece Adapter: Yes, 2" to 1.25"
  • Optics Type and/or Coatings: Dielectric Coatings
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$139.95 $97.95

Apertura 2" Twist Lock Carbon Dielectric Mirror Diagonal - D2CF - NEAF Demo

SKU: CNP-APT-D2CF
  • Diagonal Type: Mirror Diagonal
  • Diagonal Size - Eyepiece Side: 2" Barrel
  • Diagonal Size - Telescope Side: 2" Barrel
  • Includes Eyepiece Adapter: Yes, 2" to 1.25"
  • Optics Type and/or Coatings: Dielectric Coatings
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$129.95 $90.97

Meade 2" Diagonal with SCT Adapter - 07680

SKU: MEA-07680
  • Diagonal Type: Mirror Diagonal
  • Diagonal Size - Eyepiece Side: 2" Barrel
  • Diagonal Size - Telescope Side: 2" Barrel with SCT Adapter
  • Includes Eyepiece Adapter: Yes, 2" to 1.25"
  • Optics Type and/or Coatings: Dielectric Coatings
$149.99 $119.00
Baader 2" Zeiss Prism Star Diagonal with BBHS Coatings & 2" ClickLock Eyepiece Holder

Baader Planetarium 2" Prism Star Diagonal with BBHS Coatings & 2" ClickLock Eyepiece Clamp - PRISM-2Z

SKU: BAD-PRISM-2Z
  • Diagonal Type: Prism Diagonal
  • Diagonal Size - Eyepiece Side: 2" Barrel
  • Diagonal Size - Telescope Side: 2" Barrel
  • Includes Eyepiece Adapter: No, 1.25" Eyepiece Adapter Sold Separately
  • Optics Type and/or Coatings: BBHS Coatings, Prism held to strict Zeiss specification
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$539.00

Stellarvue 2" Correct Image 45° Erecting Prism - D1035

SKU: STV-D1035
  • Diagonal Type: Correct/Erect Image
  • Diagonal Size - Eyepiece Side: 2" Barrel
  • Diagonal Size - Telescope Side: 2" Barrel
  • Includes Eyepiece Adapter: Yes, 2" to 1.25"
$209.00
Baader 2" BBHS Mirror Diagonal

Baader 2” BBHS Sitall Mirror Diagonal - MAX-2S

SKU: BAD-MAX-2S
  • Diagonal Type: Mirror Diagonal
  • Diagonal Size - Eyepiece Side: 2" Barrel
  • Diagonal Size - Telescope Side: 2" Barrel
  • Includes Eyepiece Adapter: No, 1.25" Eyepiece Adapter Sold Separately
  • Optics Type and/or Coatings: BBHS Coatings , Sitall Optics
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$499.00

Baader 2" 90-Degree Erecting Amici Prism Diagonal with 1.25" Adapter

SKU: BAD-AMICI-2
  • Diagonal Type: Correct/Erect Image
  • Diagonal Size - Eyepiece Side: 2" Barrel
  • Diagonal Size - Telescope Side: 2" Barrel
  • Includes Eyepiece Adapter: Yes, 2" to 1.25"
  • Optics Type and/or Coatings: 7-Layer Multi-Coating , Amici Prism
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$299.00
William Optics 2" Dura Bright RotoLock Diagonal

William Optics 2" Durabright RotoLock Diagonal - D-DIG2D-ROTO-A2

SKU: WYO-D-DIG2D-ROTO-A2
  • Diagonal Type: Mirror Diagonal
  • Diagonal Size - Eyepiece Side: 2" Barrel
  • Diagonal Size - Telescope Side: 2" Barrel
  • Includes Eyepiece Adapter: No, 1.25" Eyepiece Adapter Sold Separately
  • Optics Type and/or Coatings: DuraBright Coatings
$198.00
Takahashi 10th Wave 2" Diagonal

Takahashi 1/10th Wave 2" Diagonal with 1.25" Adapter - TKA00543

SKU: TAK-TKA00543
  • Diagonal Type: Mirror Diagonal
  • Diagonal Size - Eyepiece Side: 2" Barrel
  • Diagonal Size - Telescope Side: 2" Barrel
  • Includes Eyepiece Adapter: Yes, 2" to 1.25"
  • Optics Type and/or Coatings: Enhanced Aluminum Coatings
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$540.00
Orion Twist-Tight Dielectric Mirror Diagonal - 2"

Orion 2" Twist-Tight Dielectric Mirror Star Diagonal - 40902

SKU: ORI-40902
  • Diagonal Type: Mirror Diagonal
  • Diagonal Size - Eyepiece Side: 2" Barrel
  • Diagonal Size - Telescope Side: 2" Barrel
  • Includes Eyepiece Adapter: Yes, 2" to 1.25"
  • Optics Type and/or Coatings: Dielectric Coatings
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$159.99
Stellarvue 2" Dielectric Star Diagonal

Stellarvue 2" Dielectric Carbon Fiber Star Diagonal - D1028CF

SKU: STV-D1028CF
  • Diagonal Type: Mirror Diagonal
  • Diagonal Size - Eyepiece Side: 2" Barrel
  • Diagonal Size - Telescope Side: 2" Barrel
  • Includes Eyepiece Adapter: Yes, 2" to 1.25"
  • Optics Type and/or Coatings: Dielectric Coatings
$189.00
TeleVue 2" Enhanced Mirror Diagonal Package

Tele Vue 2" Enhanced Aluminum Diagonal with 2"-to-1.25" Hi-Hat Adapter - DEP-8003

SKU: TLV-DEP-8003
  • Diagonal Type: Mirror Diagonal
  • Diagonal Size - Eyepiece Side: 2" Barrel
  • Diagonal Size - Telescope Side: 2" Barrel
  • Includes Eyepiece Adapter: Yes, 2" to 1.25"
  • Optics Type and/or Coatings: Enhanced Aluminum Coatings
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$261.00
Tele Vue 2" EverBrite Diagonal with Adapter Package

Tele Vue 2" Everbrite Diagonal with 2" to 1.25" Adapter - DDP-8004

SKU: TLV-DDP-8004
  • Diagonal Type: Mirror Diagonal
  • Diagonal Size - Eyepiece Side: 2" Barrel
  • Diagonal Size - Telescope Side: 2" Barrel
  • Includes Eyepiece Adapter: Yes, 2" to 1.25"
  • Optics Type and/or Coatings: Everbrite Coatings
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$320.00
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