Baader Planetarium VariLock 29 T2 Extension Tube 20-29mm with Graduated Length Scale

SKU: AA2956929 MFR: T2-25Y
$107.00
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Key Features

  • Achieve precise focus with this 20-29mm Baader VariLock T2 Extension Tube, perfect for astrophotography.
  • Fine-tune your telescope setup using the graduated length scale for optimal optical performance every time.
  • Connect cameras easily via the male T2 thread and ring dovetail, enhancing your telescope accessory options.
  • Enjoy secure and stable connections with the female T2 thread, ideal for various telescope configurations.
  • Use the included spanner wrench for easy adjustments, ensuring your telescope maintains its precision alignment.
  • Optimize your telescope's back focus with this adjustable extension tube, improving image quality significantly.
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Special Order?Estimated to Ship: 08/11/2025
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Review Summary

Baader Planetarium T2-25Y Specifications

  • Optical Length

    20-29mm

  • Ring Dove Tail Thickness

    6.5mm / 0.25"

  • Ring Dove Tail Diameter

    53mm / 2.08"

  • Telescope side connection

    T2 (M42x0,75mm) female thread

  • Camera side connection

    Male T2 thread and ring dovetail for Baader bayonet adapter

  • UPC Code

    4047825022417

About Baader Planetarium T2-25Y

Bring precision and versatility to your astronomical observations with the Baader VariLock 29 T2 Extension Tube 20-29mm with Graduated Length Scale. This innovative accessory, designed by the renowned Baader Planetarium, offers complete adjustability, allowing you to set or vary the spacing between your T-2 components with ease.

Ideal for the exact positioning of reducers, coma correctors, and other optical or imaging system components, this high-quality extension tube is a must-have for any serious observer or astrophotographer. The tube's standout feature is its accurately engraved graduated length scale, marked in 0.5mm graduations. This allows for easy visual determination of the tube length, simplifying the process of focusing on your desired celestial or microscopic object.

To use, simply rotate the inner tube until the desired length is reached, then secure it in place by tightening the lock ring with the included spanner wrench. Crafted with durability in mind, this reliable extension tube is designed to withstand repeated adjustments, ensuring long-lasting performance.

Whether you're a seasoned astronomer or a budding microscopist, the Baader VariLock 29 T2 Extension Tube 20-29mm with Graduated Length Scale from Adorama is an essential addition to your equipment collection, enhancing your viewing and imaging capabilities.

Baader Planetarium T2-25Y Features

  • It is a complete adapter system to keep precise back focus distances
  • The Baader VariLock T2 Extension Tube camera side connection can be replaced by a bayonet ring for Canon EOS and Nikon

Warranty Information

This product has a limited warranty of 24 months for parts and 24 months for labor.

Key Features

  • Achieve precise focus with this 20-29mm Baader VariLock T2 Extension Tube, perfect for astrophotography.
  • Fine-tune your telescope setup using the graduated length scale for optimal optical performance every time.
  • Connect cameras easily via the male T2 thread and ring dovetail, enhancing your telescope accessory options.
  • Enjoy secure and stable connections with the female T2 thread, ideal for various telescope configurations.
  • Use the included spanner wrench for easy adjustments, ensuring your telescope maintains its precision alignment.
  • Optimize your telescope's back focus with this adjustable extension tube, improving image quality significantly.

What's in the box:

  • Baader VariLock 29 T2 Extension Tube 20-29mm
  • Spanner Wrench
  • Baader Warranty