Telescope Eyepiece-Side Adapters

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Vixen Optics EA 36.4mm to 31.7mm (1.25") Adapter

Vixen Optics EA 36.4mm to 31.7mm (1.25") Adapter

B&H # VIEA125 MFR # 3720

Key Features

  • Male 36.4mm Threading On Front
  • 1.25" Push-Fit Barrel On Rear
$2495
In Stock
Lumicon Short 2" SCT Adapter with 2" Female Output (aka Visual Back)

Lumicon Short 2" SCT Adapter with 2" Female Output (aka Visual Back)

B&H # LU2SCTFAS MFR # LA1066

Key Features

  • 2" Female SCT Threads Upon Front
  • 2" Tube Upon Rear
  • Short Version (1.55" Length)
  • Made in the USA
$2600
In Stock

Farpoint 2" to 1.25" Eyepiece Adapter

B&H # FAFAV100 MFR # FAV100

Key Features

  • Use 1.25" Eyepieces in 2" Focusers
  • Non-Marking Brass Compression Ring
  • 1.25" and 2" Filter Threads
$2000
In Stock

Farpoint 1" Eyepiece Extension Tube (1.25")

B&H # FAFAV101 MFR # FAV101

Key Features

  • Fits 1.25" Eyepieces and Drawtubes
  • Provides Additional Back Focus Distance
$1000
In Stock

Farpoint 2.25" Eyepiece Extension Tube (1.25")

B&H # FAFAV103 MFR # FAV103

Key Features

  • Fits 1.25" Eyepieces and Drawtubes
  • Provides Additional Back Focus Distance
$1500
In Stock
$6915
Special Order
Expected availability: 2-4 weeks

Farpoint 1.5" Eyepiece Extension Tube (1.25")

B&H # FAFAV102 MFR # FAV102

Key Features

  • Fits 1.25" Eyepieces and Drawtubes
  • Provides Additional Back Focus Distance
$1500
More on the Way
Expected availability: 2-4 weeks
$4095
In Stock

Tele Vue Schmidt-Cassegrain Adapter - Long

B&H # TESCTAL MFR # ACC-0003

Key Features

  • 2" Female SCT Thread Front
  • 2" Inner Diameter Barrel Rear
$5700
Special Order
Expected availability: 2-4 weeks

Tele Vue 3.5" Extension Tube for 2" Focusers

B&H # TE3ET MFR # X3C-0009

Key Features

  • Made in the USA
$6500
In Stock

Lumicon 1" (25mm) Extension Tube for 1.25" Eyepieces & Acc.

B&H # LU125TET1EPB MFR # LA1010

Key Features

  • Adds up to 1" (25mm) of Path Length
  • Made in the USA
$1000
In Stock

Farpoint 3" Eyepiece Extension Tube (1.25")

B&H # FAFAV104 MFR # FAV104

Key Features

  • Fits 1.25" Eyepieces and Drawtubes
  • Provides Additional Back Focus Distance
$1500
In Stock

Lumicon Thread-In T-Mount Female to 1.25" Female Eyepiece Adapter

B&H # LU125FTT125F MFR # LA1070

Key Features

  • Female T-Thread Front
  • 1.25" Inner Diameter Rear
  • Made in the USA
$1500
In Stock

Lumicon 2" Male to T-Mount Male Adapter

B&H # LU2MTTMALP MFR # LA1080

Key Features

  • 2" Barrel Front
  • Male T-Thread Rear
  • Made in the USA
$2000
Special Order
Expected availability: 2-4 weeks

Lumicon 2" Male to 2" SCT Male Adapter

B&H # LU2MSMA MFR # LA1060

Key Features

  • 2" Male Barrel on Front
  • 2" Male SCT Thread Rear
  • Made in the USA
$2600
In Stock

Alpine Astronomical Baader 2" Male to T-2 Female Reducer Ring

B&H # ALT228 MFR # T2-28

Key Features

  • Part of the T-2 Astro Modular System
  • Converts 2" Female to T-2 Female Mount
$2900
In Stock

Celestron 2" to 1.25" Adapter with Twist-Lock

B&H # CE2125A MFR # 93668

Key Features

  • Improves on Stock Compression Holders
  • Accepts Standard 1.25" Eyepieces
  • Fits into 2" Holder/Drawtubes
  • Ideal for Imagers and Visual Use
$3495
In Stock

Alpine Astronomical Baader 2" Female to T-2 Male Reducer Ring

B&H # ALT2282 MFR # T2-28-2

Key Features

  • Part of the T-2 Astro Modular System
  • Converts 2" Male to T-2 Male Threads
$3700
Special Order
Expected availability: 2-4 weeks
$4199
In Stock

Vixen Optics Eyepiece Adapter (1.25" to 2")

B&H # VIEAT50.8 MFR # 37292

Key Features

  • Adapts Flip Mirrors for 2" Eyepieces
  • Requires No Permanent Modifications
$5995
In Stock
$7500
In Stock

Alpine Astronomical Baader 1.25"/T-2 Click-Lock Eyepiece Holder Adapter

B&H # ALT208 MFR # T2-08

Key Features

  • 1.25" Eyepiece Holder
  • 3-Point Clamp for Accurate Centering
  • 6.5mm Micro-Focusing/Adjustment Travel
  • Replaces Stock Compression Holders
$9700
In Stock
Special Order
Expected availability: 7-14 business days

Vixen Optics 45mm DC Ring

B&H # VIR4536.4 MFR # 2953

Key Features

  • For the R200SS Telescope
Special Order
Expected availability: 7-10 business days

Lumicon 1.25" Drop-in Extension Tube (3" Push Back)

B&H # LU125ET3EPB MFR # LA1020

Key Features

  • 1.25" Barrel Front
  • 1.25" Inner Diameter Barrel Rear
  • Adds 1-3.25" (25-83mm) of Path Length
  • Made in the USA
$1495
Special Order
Expected availability: 2-4 weeks

Lumicon 1.25" Drop-in Extension Tube (1" Push Back)

B&H # LU125DET1EPB MFR # LA1015

Key Features

  • 1.25" Barrel Front
  • 1.25" Inner Diameter Barrel Rear
  • Adds 1" (25mm) of Path Length
  • Made in the USA
$1495
In Stock

Lumicon 2" Male to 1.25" Female Drop-In Eyepiece Reducer

B&H # LU2M125FR MFR # LA1045

Key Features

  • 2" Male Front
  • 1.25" Barrel Rear
  • Made in the USA
$1495
Special Order
Expected availability: 2-4 weeks

iOptron TT-FTA100 Camera to Telescope Adapter

B&H # IOTTFTA100 MFR # TT-FTA100

Key Features

    $1500
    Special Order
    Expected availability: 2-4 weeks

    Vixen Optics 55mm DC Ring

    B&H # VIR5543 MFR # 2952

    Key Features

    • For ED Series Refractors
    $1995
    Special Order
    Expected availability: 7-10 business days

    Lumicon 1.25" Male to C-Mount Male Adapter

    B&H # LU125MCTMA MFR # LA1085

    Key Features

    • Allows C-Mount Cameras to be Attached to 1.25" Focusers
    $2000
    Special Order
    Expected availability: 2-4 weeks

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