Baader Planetarium UFC 15-20mm VariLock Extension with S70 Dovetail and Clamp

SKU: AAUFCXV MFR: UFC-XV
$128.00
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Key Features

  • Achieve precise focus with the VariLock Extension's adjustable 15-20mm optical tube length.
  • Utilize the secure S70 dovetail connections for rock-solid astrophotography setups.
  • Enjoy a generous 65mm clear aperture, minimizing vignetting for optimal image quality.
  • Easily integrate your camera with the robust dovetail ring clamp for stable mounting.
  • This Baader Planetarium extension ensures precise spacing, essential for sharp images.
  • Perfect for fine-tuning back focus, this accessory is a must-have for astrophotography.
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Special Order?Estimated to Ship: 09/07/2025
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Baader Planetarium Extension Specifications

  • Optical Tube Length

    15 - 20mm (0.59 - 0.79")

  • Inner Diameter / Clear Aperture (mm)

    65mm (2.56")

  • Outer Diameter

    82.1mm (3.23")

  • Inner Connection (lens Sided)

    Dovetail ring clamp, S70

  • Outer Connection (eyepiece/camera-sided)

    Dovetail ring, S70

  • UPC Code

    4047825035530

About Baader Planetarium Extension

Over the years, the Baader UFC S70/5 VariLock Extension 15-20mm has proven to be an indispensable tool for photographers and videographers alike. This meticulously designed extension is continuously adaptable, offering a stepless adjustment feature with a millimeter scale. This allows for precise fine-tuning of the optical height, which can be adjusted between 15 and 20mm within the UFC system.

The extension is equipped with an S70 dovetail clamp on the telescope side, which comes with screws for easy installation. On the camera side, it features an S70 dovetail, ensuring a secure and stable connection to your camera equipment.

One of the standout features of the Baader UFC S70/5 VariLock Extension 15-20mm is its adaptability. It can be seamlessly integrated with the UFC filter base via the S70 dovetail, providing a streamlined setup process. Furthermore, it allows for the adaption of telescope-sided adapters with the S70 dovetail clamp, offering enhanced versatility for your photography and videography needs.

In essence, the Baader UFC S70/5 VariLock Extension 15-20mm is a robust and reliable tool that offers precision, adaptability, and ease of use, making it a valuable addition to any camera or telescope setup.

Baader Planetarium Extension Features

  • Continuously adaptable Baader UFC S70/5 VariLock Extension for precise optical height adjustment
  • Features a stepless adjustment with a millimeter scale for fine-tuning between 15 and 20mm
  • Equipped with an S70 dovetail clamp on the telescope side for easy installation
  • Camera-sided S70 dovetail ensures a secure and stable connection to camera equipment
  • Can be seamlessly integrated with the UFC filter base via the S70 dovetail
  • Allows for the adaption of telescope-sided adapters with the S70 dovetail clamp for enhanced versatility

Warranty Information

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

Key Features

  • Achieve precise focus with the VariLock Extension's adjustable 15-20mm optical tube length.
  • Utilize the secure S70 dovetail connections for rock-solid astrophotography setups.
  • Enjoy a generous 65mm clear aperture, minimizing vignetting for optimal image quality.
  • Easily integrate your camera with the robust dovetail ring clamp for stable mounting.
  • This Baader Planetarium extension ensures precise spacing, essential for sharp images.
  • Perfect for fine-tuning back focus, this accessory is a must-have for astrophotography.

What's in the box:

  • Baader Planetarium UFC 15-20mm VariLock Extension with S70 Dovetail and Dovetail Clamp
  • Screws
  • Baader Planetarium Warranty