Observing Aids

  • (Discontinued) 2" TO 1.25" ADAPTER W/ TWIST-LOCK (93668)
    Celestron
    Vendor
    Celestron
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  • 1.25 " 45 Deg. Erecting Prism (D-EP125)
    William Optics
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    William Optics
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  • 1.25" 45-Degree Erecting Prism (D1032)
    Stellarvue
    Vendor
    Stellarvue
    Regular price
    $92
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  • 1.25" 99% Dielectric Dura Bright Star Mirror Diagonal for Star71 Telescope (D-125D-WO71)
    William Optics
    Vendor
    William Optics
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  • 1.25" Compression Ring Adapter (FA002)
    Stellarvue
    Vendor
    Stellarvue
    Regular price
    $29
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  • 1.25" Diagonal
    Takahashi
    Vendor
    Takahashi
    Regular price
    $127.50
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    save $42.50
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  • 1.25" Dielectric Star Diagonal (D1030)
    Stellarvue
    Vendor
    Stellarvue
    Regular price
    $99
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  • 1.25" Dielectric Star Diagonal with Twist-Lock (93571)
    Celestron
    Vendor
    Celestron
    Regular price
    $154.95
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  • 1.25" DURA BRIGHT Dielectric Diagonal (D-125D-C-DB0)
    William Optics
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    William Optics
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  • 1.25" Erecting Prism for Red/White Cat
    William Optics
    Vendor
    William Optics
    Regular price
    $137
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  • 1.25" Mirror Diagonal (6231)
    iOptron
    Vendor
    iOptron
    Regular price
    $79
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  • 1.25" Star Diagonal (94115-A)
    Celestron
    Vendor
    Celestron
    Regular price
    $43.95
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  • 1.25" Threadin Extension Tube with 1" Eye Piece Push Back
    Lumicon
    Vendor
    Lumicon
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  • 1.25" Visual Back (93653-A)
    Celestron
    Vendor
    Celestron
    Regular price
    $44.95
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  • 1.25″ & 2″ Aluminium Dust Caps
    nPAE
    Vendor
    nPAE
    Regular price
    $56.20
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  • 1.25″ Ruby Turret
    nPAE
    Vendor
    nPAE
    Regular price
    $906.23
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  • 2 inch - 1.25 inch Adapters
    Tele Vue
    Vendor
    Tele Vue
    Regular price
    $53
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  • 2 inch Mirror Diagonal
    Planewave
    Vendor
    Planewave
    Regular price
    $320
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  • 2" 10th Wave Mirror Diagonal with 1.25" Adapter
    Takahashi
    Vendor
    Takahashi
    Regular price
    $487.50
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  • 2" 99% Reflectivity Star Diagonal (DD02-00CF)
    Explore Scientific
    Vendor
    Explore Scientific
    Regular price
    $199.99
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  • 2" Adapter for Takahashi Collimating Telescope
    Takahashi
    Vendor
    Takahashi
    Regular price
    $173
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  • 2" Dielectric Star Diagonal (D1028ECF)
    Stellarvue
    Vendor
    Stellarvue
    Regular price
    $159
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  • 2" Dielectric Star Diagonal with Twist-Lock (93573)
    Celestron
    Vendor
    Celestron
    Regular price
    $249.95
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  • 2" Extension Tube (TKP31112)
    Takahashi
    Vendor
    Takahashi
    Regular price
    $194
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  • 2" Eyepiece Barrel Extender
    Tele Vue
    Vendor
    Tele Vue
    Regular price
    $36
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  • 2" Male - 1.25" Female Reducing Adapter
    Lumicon
    Vendor
    Lumicon
    Regular price
    $18.70
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  • 2" Mirror Diagonal with 1.25" Adapter (6232)
    iOptron
    Vendor
    iOptron
    Regular price
    $148
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  • 2" Mirror Star Diagonal with XLT Coatings (93527)
    Celestron
    Vendor
    Celestron
    Regular price
    $179.95
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  • 2" Quartz Dielectric Star Diagonal (D1040Q)
    Stellarvue
    Vendor
    Stellarvue
    Regular price
    $249
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  • 2" Rotolock M54 for Zenithstar 61 (F-ROTO-A54SL)
    William Optics
    Vendor
    William Optics
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  • 2" Rotolock M63 for Zenithstar 71 (F-ROTO-A63SL)
    William Optics
    Vendor
    William Optics
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    save $-97
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  • 2" Visual Back (TKP27110)
    Takahashi
    Vendor
    Takahashi
    Regular price
    $184
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