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Explore Scientific 1.5" Extension Tube for Rack and Pinion Focusers

SKU: ESESRPEXT2 MFR: ESRPEXT2
$34.99
$41.98
Save: $6.99 (17%)
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Key Features

  • Achieve perfect focus with this 1.5" Explore Scientific extension tube!
  • Fine-tune your rack and pinion focusers for sharper astronomical views.
  • Add 1.5 inches of back focus to your telescope with ease & precision.
  • Universally compatible with Explore Scientific rack and pinion systems.
  • A must-have telescope accessory for optimal image clarity and detail.
  • Durable build ensures years of reliable use with your telescope setup.
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Special Order?Estimated to Ship: 09/27/2025
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Questions & Answers

Brian R : Are the threads to telescope M54? Like Orion/Skywatcher?
Shopper : Why Did You Choose This?Daniel M : To focus my telescopeCHARLES W : Only product that fits my scope.JOSEPH R : I have an Explore Scientific ED-102 Essentials APO telescope and I needed an extension tube for back focus.JAMES S : To add more back focus to my Explore Scientific ED 127Joe B : showed up.John C : Needed foe ea scope

Reviews about this item

Review Summary

2018-07-04T10:42:17

Rated 5 out of 5

Extension is worth the investment.

This extension helped me for attaching my camera to the back of my Telescope. Should have gotten this a lot earlier. Great addition to my equipment.

Bobby M.

2018-03-27T13:41:02

Rated 5 out of 5

Works as expected

Needed a 2" extension for my train, and it was exactly what I needed.

Uwe D.

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Explore Scientific ESRPEXT2 Specifications

  • Compatibility

    Rack and Pinion Focusers

  • Length

    1.5" / 25.4mm

  • UPC Code

    812257015542

About Explore Scientific ESRPEXT2

FEATURED REVIEWS

Extension is worth the investment.

By Bobby M.

This extension helped me for attaching my camera to the back of my Telescope. Should have gotten this a lot earlier. Great addition to my equipment.

Works as expected

By Uwe D.

Needed a 2" extension for my train, and it was exactly what I needed.

Explore the possibilities with the Explore Scientific 1.5" Extension Tube, specifically engineered for Rack and Pinion Focusers. This high-quality, durable extension tube is a must-have for any serious photography enthusiast or professional.

Crafted by the reputable brand, Explore Scientific, this extension tube is designed to enhance your photography experience by providing a reliable and user-friendly solution for your focusing needs. Its compact design makes it easy to carry and store, making it a practical addition to your photography gear.

Whether you're attaching your camera to the back of your telescope or need an extension for your train, this 1.5" Extension Tube is the perfect fit. Its high-quality construction ensures durability and reliability, making it a trusted choice among customers, as evidenced by its high rating of 5.0.

Experience the difference in your photography with the Explore Scientific 1.5" Extension Tube for Rack and Pinion Focusers. It's not just an accessory; it's an investment in enhancing your photography experience.

Explore Scientific ESRPEXT2 Features

  • High-quality 1.5" Extension Tube designed for Rack and Pinion Focusers
  • Manufactured by the reputable Explore Scientific brand
  • Compact and user-friendly, ideal for photography enthusiasts and professionals
  • Durable construction for long-lasting reliability
  • Perfect accessory for attaching cameras to telescopes
  • Enhances focusing capabilities for a superior photography experience

Key Features

  • Achieve perfect focus with this 1.5" Explore Scientific extension tube!
  • Fine-tune your rack and pinion focusers for sharper astronomical views.
  • Add 1.5 inches of back focus to your telescope with ease & precision.
  • Universally compatible with Explore Scientific rack and pinion systems.
  • A must-have telescope accessory for optimal image clarity and detail.
  • Durable build ensures years of reliable use with your telescope setup.

What's in the box:

  • Explore Scientific 1.5" Extension Tube for Rack and Pinion Focusers
  • Explore Scientific 1 Year Limited Warranty