Skip to content
Items 1 - 25 of 34
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
Free shipping Free shipping
$169.99
 

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
 

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
 

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
 
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
 
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 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
 

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
 

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
 

High Point SCT Dielectric Diagonal - 2" - HPS-D2SCT

SKU: HPS-D2SCT
  • 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
$114.95
 
Explore Scientific 3" CF Dielectric Diagonal

Explore Scientific 3" Carbon Fiber Dielectric Diagonal - DD03-01CF

SKU: EXS-DD03-01CF
  • Diagonal Type: Mirror Diagonal
  • Diagonal Size - Eyepiece Side: 3" Barrel
  • Diagonal Size - Telescope Side: 2" Barrel
  • Includes Eyepiece Adapter: 3" to 2" Adapter Included, 1.25" Adapter Sold Separately
  • Optics Type and/or Coatings: Dielectric Coatings
Free shipping Free shipping
$489.99
 
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
 
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
 
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
Free shipping Free shipping
$159.99
 
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
 
iOptron 2" Dielectric Star Diagonal

iOptron 2" Dielectric Star Diagonal - 6232

SKU: IOP-6232
  • 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
$110.00
 
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
Available Used from $150.00
$189.00
 

Stellarvue 2" Quartz Dielectric Star Diagonal - D1040Q - NEAF Demo - SOLD

SKU: CNP-STV-D1040Q
  • 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
Free shipping Free shipping
$249.00 $224.10
 

Stellarvue 2" Quartz Dielectric Star Diagonal - D1040Q

SKU: STV-D1040Q
  • 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
Free shipping Free shipping
$249.00
 
Stellarvue 2" Dielectric Star Diagonal

Stellarvue 2" Dielectric Carbon Fiber Star Diagonal - D1028CF - NEAF Demo - Didn't Receive from STV

SKU: CNP-STV-D1028ECF
  • Diagonal Type: Mirror Diagonal
  • Diagonal Size - Eyepiece Side: 2" Barrel
  • Diagonal Size - Telescope Side: 2" Barrel
  • Optics Type and/or Coatings: Dielectric Coatings
$189.00 $170.10
 
iOptron 2" Dielectric Star Diagonal

iOptron 2" Dielectric Star Diagonal - 6232 - NEAF Demo - SOLD

SKU: CNP-IOP-6232
  • Diagonal Type: Mirror Diagonal
  • Diagonal Size - Eyepiece Side: 2" Barrel
  • Diagonal Size - Telescope Side: 2" Barrel
  • Optics Type and/or Coatings: Dielectric Coatings
$110.00 $88.00
 
Explore Scientific 2" Dielectric Diagonal

Explore Scientific 2" Dielectric Diagonal - DD02-00CF - Silver Grade Refurb

SKU: EXS-DD02-00CF-SG
  • 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
Free shipping Free shipping
$139.99 $104.99
 
Stellarvue 2" Dielectric Star Diagonal

Stellarvue 2" Dielectric Carbon Fiber Star Diagonal - D1028CF

SKU: UEQ-11396-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
Free shipping Free shipping
$189.00 $150.00
 

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

SKU: 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
$139.95
 
Apertura 2" Click Lock Carbon Dielectric Diagonal No adapter

Apertura 2" Twist Lock Carbon Dielectric Mirror Diagonal - D2CF

SKU: 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
$129.95