Best Star Diagonal

Dielectric Star Diagonal 1.25" with Twist Lock

Highlighted Features

  • Enjoy better views through your telescope with this premium diagonal featuring diffraction-limited optics and dielectric
  • Provides a 90° viewing angle, perfect for more comfortable viewing through refractor and cassegrain-type
  • 58 layers of dielectric coatings provide an over 99% reflective surface, ensuring the maximum amount of light collected by the telescope reaches the
  • Twist-lock keeps the eyepiece centered in the diagonal to provide better optical
  • Accepts standard eyepieces, Barlow lenses, threaded filters, and other accessories with a 1. 25”

Features

  • UPC: 050234935715
  • ASIN: B07VRSL37R
  • Brand: Celestron
  • Size: 1.25" Dielectric Mirror Diagonal, Twist-Lock
  • Height: 3.8
  • Length: 5.2
  • Weight: 0.6
  • Width: 4.3
  • Manufacturer: Celestron
  • Information

    • Best Choice - #1 Best Star Diagonal
    • Checked on 13/06/2024
    • Based on 68 Reviews
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    Celestron 1.25" Star Diagonal, Black (94115-A)

    Highlighted Features

    • Fits Telescopes With 1.25” Focusers Or Visual Backs, 90° Viewing Angle, Best For Observing Objects
    • Item Package Dimensions:4.5"L X2.25"W
    • Country Of Origin: China
    • Product Type: Binocular

    Features

  • UPC: 050234941150
  • ASIN: B00009X3UO
  • Brand: Celestron
  • Height: 3
  • Length: 4.5
  • Weight: 0.35
  • Width: 2.25
  • Manufacturer: Celestron Acquisition LLC
  • Information

    • Best Choice - #2 Best Star Diagonal
    • Checked on 13/06/2024
    • Based on 75 Reviews
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    Orion 8727 2-Inch Dielectric Mirror Star Diagonal

    Highlighted Features

    • 90 degrees 2" mirror diagonal features sophisticated, lab-tested dielectric coatings that provide an astounding 99%
    • Dielectric mirror coatings are more durable than enhanced aluminum coatings and provide higher reflectivity for maximum view
    • Machined and anodized aluminum housing features machine-threaded glare baffles for high
    • Nosepiece barrel is threaded to accept 2" Orion filters, a 2"-1.25" step-down adapter is
    • The diagonal is a great way to make nighttime viewing orientations through a refractor telescope more

    Features

  • UPC: 759270087272
  • ASIN: B000FA73UA
  • Brand: Orion
  • Size: 2"
  • Manufacturer: Orion
  • Information

    • Best Choice - #3 Best Star Diagonal
    • Checked on 13/06/2024
    • Based on 47 Reviews
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    Celestron 2-Inch XLT Diagonal Mirror (for SCT Telescope)

    Highlighted Features

    • 2” SCT mirror diagonal with high performance XLT
    • 1/10th wave mirror is tested with an interferometer to ensure
    • Housing is precision machined to achieve and hold good optical
    • Includes a 2” to 1.25” adapter and aluminum carry

    Features

  • UPC: 050234935272
  • ASIN: B000F8SZIG
  • Brand: Celestron
  • Height: 8
  • Length: 7
  • Weight: 2.1605301676
  • Width: 8
  • Manufacturer: Celestron
  • Information

    • Best Choice - #4 Best Star Diagonal
    • Checked on 13/06/2024
    • Based on 86 Reviews
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    Astromania 2" 90-Degree 99% Enhanced Dielectric Diagonal Mirror - Provide a Much Brighter Image Than with an Ordinary Star Diagonal

    Highlighted Features

    • 2" Diagonal Mirror with 99% reflection, optics are made with Pyrex
    • Multi-layered dielectric coatings that produce 99-percent reflectivity for brighter, sharper
    • Comes with dielectric coatings for the most light transmission
    • Suitable for refractors, Schmidt-Cassegrains, ACF, EdgeHD and
    • 2" - 1.25" reducing sleeve with brass compression ring, non-marring compression safety secures the

    Features

  • ASIN: B01M3P1S4B
  • Brand: Astromania
  • Size: 2" 90-Degree 99% Diagonal Mirror
  • Height: 1.18
  • Length: 2.2
  • Weight: 1.51875
  • Width: 2.2
  • Manufacturer: Astromania
  • Information

    • Best Choice - #5 Best Star Diagonal
    • Checked on 13/06/2024
    • Based on 20 Reviews
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    Baader Planetarium FlipMirror II Star Diagonal

    Highlighted Features

    • Baader Planetarium FlipMirror II Star Diagonal with Fine-Optically Polished Movable Mirror - Laterally Adjustable T-2a Top Ring - 2x M48i / S52 Dovetail Ring - Reducing Ring M48a / T-2i
    • Baader-FlipMirror II Star Diagonal (BFM II) with three
    • Straight-through (S52, M48 and T-2 on both sides) for full-frame camera, spectrograph or other
    • Adjustable T-2 thread on top for eyepiece clamps, video modules (up to 32mm image circle) or even a
    • Bottom flange for the optional Off Axis Guider for Baader FlipMirror II (BFM-OAG)or for an optional calibration lamp for quick calibration of spectra without removing the

    Features

  • ASIN: B09BKDK253
  • Brand: Baader Planetarium
  • Height: 2.8
  • Length: 4.3
  • Weight: 1.05
  • Width: 3.5
  • Manufacturer: Baader Planetarium
  • Information

    • Best Choice - #6 Best Star Diagonal
    • Checked on 13/06/2024
    • Based on 35 Reviews
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    Orion 8879 1.25-Inch Enhanced Mirror Star Telescope Diagonal

    Highlighted Features

    • The precision flat mirror in this 90 degrees diagonal is meticulously polished to yield excellent
    • Anodized aluminum housings are internally blackened for high contrast views free of
    • Fits 1.25" telescope focusers, accepts 1.25"
    • Enhanced Aluminum mirror coatings yield 97% reflectivity for bright clear
    • Includes dustcaps for storage

    Features

  • UPC: 759270088798
  • ASIN: B000BMPBLK
  • Brand: Orion
  • Weight: 0.5
  • Manufacturer: Orion
  • Information

    • Best Choice - #7 Best Star Diagonal
    • Checked on 13/06/2024
    • Based on 92 Reviews
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    Orion 1.25 Inch Twist-Tight Dielectric Mirror Star Diagonal

    Highlighted Features

    • 1.25", 90-degree mirror diagonal features sophisticated dielectric coatings with highly efficient 99% reflectivity for peak
    • Twist-tight clamping mechanism grips inserted eyepieces more securely than typical thumbscrew-equipped diagonals - without
    • Durable dielectric mirror coatings provide higher reflectivity for maximum brightness and
    • Machined and anodized aluminum housing features machine-threaded glare baffles to eliminate glare for great
    • Nosepiece barrel threaded to accept 1.25" Orion

    Features

  • UPC: 759270409012
  • ASIN: B01LWJM739
  • Brand: Orion
  • Size: small
  • Height: 3
  • Length: 4.5
  • Weight: 0.5
  • Width: 1.75
  • Manufacturer: Orion
  • Information

    • Best Choice - #8 Best Star Diagonal
    • Checked on 13/06/2024
    • Based on 98 Reviews
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    kesoto 0.965 Inch 90 Degree Correct-Image Star Telescope Diagonal/Telescope Erecting Prism with Caps

    Highlighted Features

    • Compatible with 0.965 inch telescope
    • Use the 90 degree diagonal mirror with a refractor telescope, the image is upright, with left and right
    • With wide 90 degree angle , it is comfortable for you to view image from refractor telescope
    • The fully coated lens are provided with caps to keep your lens clean and
    • High-quality ensures high light transmission and provides high defination

    Features

  • UPC: 743519041446
  • ASIN: B07PHYXSSH
  • Brand: Kesoto
  • Manufacturer: kesoto
  • Information

    • Best Choice - #9 Best Star Diagonal
    • Checked on 13/06/2024
    • Based on 63 Reviews
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    Omegon Carbonline 2'', 90° Mirror Star Diagonal, 99% Dielectric

    Highlighted Features

      Features

    • ASIN: B07452JNMC
    • Brand: Omegon
    • Manufacturer: Omegon
    • Information

      • Best Choice - #10 Best Star Diagonal
      • Checked on 13/06/2024
      • Based on 75 Reviews
      Check Latest Price on Amazon

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