---
product_id: 95962643
title: "Alstar Astronomical 2 inch M48-extension Tube Kit for Cameras and eyepieces - Length 5mm 10mm 20mm 30mm - M48x0.75 on Both Sides"
brand: "alstar"
price: "€ 61.76"
currency: EUR
in_stock: true
url: https://www.desertcart.gr/products/95962643-alstar-astronomical-2-inch-m48-extension-tube-kit-for-cameras
store_origin: GR
region: Greece
---

# Precision M48x0.75 threading Modular 5-30mm extension lengths Durable anodized aluminum alloy Alstar Astronomical 2 inch M48-extension Tube Kit for Cameras and eyepieces - Length 5mm 10mm 20mm 30mm - M48x0.75 on Both Sides

**Brand:** alstar
**Price:** € 61.76
**Availability:** ✅ In Stock

## Summary

> 🔭 Elevate your astrophotography game with precision and clarity!

## Quick Answers

- **What is this?** Alstar Astronomical 2 inch M48-extension Tube Kit for Cameras and eyepieces - Length 5mm 10mm 20mm 30mm - M48x0.75 on Both Sides by alstar
- **How much does it cost?** € 61.76 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/95962643-alstar-astronomical-2-inch-m48-extension-tube-kit-for-cameras)

## Best For

- alstar enthusiasts

## Why This Product

- Trusted alstar brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Premium Build Quality:** Crafted from anodized aluminum for long-lasting durability and lightweight handling.
- • **Seamless Compatibility:** M48x0.75 threads on both sides ensure effortless integration with cameras and eyepieces.
- • **Stray Light Eliminator:** Internal threading design blocks unwanted light for crystal-clear images.
- • **Perfect Focus Every Time:** Solve tricky astrophotography focusing issues with precision threading.
- • **Customizable Extension Lengths:** Mix and match 5mm, 10mm, 20mm, and 30mm tubes for exact spacing needs.

## Overview

The Alstar Astronomical 2-inch M48-extension Tube Kit offers a versatile set of anodized aluminum extension tubes (5mm, 10mm, 20mm, 30mm) with M48x0.75 threading on both ends. Designed to solve focusing challenges and optimize spacing for reducers and field flatteners, it also minimizes stray light for sharper astrophotography results.

## Description

Alstar Astronomical 2 inch M48-extension Tube Kit for Cameras and eyepieces - Length 5mm 10mm 20mm 30mm - M48x0.75 on Both Sides

## Features

- Improve Focusing Problem: The extension tube has a M48x0.75 interior thread and a M48x0.75 exterior thread; elegantly solves the spacing problems in astrophotography and improve a series of focusing problems
- Variable Combination: The required spacing can be achieved by combining several extenders of differing lengths; Use this extension tube for getting the correct image scale or the exact spacing required for reducers or field flatteners
- Aluminium Alloy Material: All metal construction and anodizing aluminium process; resistant for long time use
- Eliminate Extra Light: The design of the internal thread can eliminate stray light and reflected light; making the image clearer and perfect
- 100 Percent Satisfaction: If you have any question with our product; please contact us freely

## Product Details

- **Brand:** A ALSTAR
- **Objective Lens Diameter:** 30 Millimeters
- **Telescope Mount Description:** Altazimuth Mount
- **Focus Type:** Manual Focus
- **Finderscope:** Reflex
- **Item Weight:** 2.6 Ounces
- **Compatible Devices:** Camera, Eyepiece, Adapters, Reducers, Field Flatteners
- **Lens Coating Description:** Coated
- **Focal Length Description:** 20 millimeters
- **Manufacturer:** Alstar

## Images

![Alstar Astronomical 2 inch M48-extension Tube Kit for Cameras and eyepieces - Length 5mm 10mm 20mm 30mm - M48x0.75 on Both Sides - Image 1](https://m.media-amazon.com/images/I/71fQMcini7L.jpg)
![Alstar Astronomical 2 inch M48-extension Tube Kit for Cameras and eyepieces - Length 5mm 10mm 20mm 30mm - M48x0.75 on Both Sides - Image 2](https://m.media-amazon.com/images/I/711xVS7sB-L.jpg)
![Alstar Astronomical 2 inch M48-extension Tube Kit for Cameras and eyepieces - Length 5mm 10mm 20mm 30mm - M48x0.75 on Both Sides - Image 3](https://m.media-amazon.com/images/I/717b3o+Vz4L.jpg)
![Alstar Astronomical 2 inch M48-extension Tube Kit for Cameras and eyepieces - Length 5mm 10mm 20mm 30mm - M48x0.75 on Both Sides - Image 4](https://m.media-amazon.com/images/I/61eZo6yk5DL.jpg)
![Alstar Astronomical 2 inch M48-extension Tube Kit for Cameras and eyepieces - Length 5mm 10mm 20mm 30mm - M48x0.75 on Both Sides - Image 5](https://m.media-amazon.com/images/I/71BUdxXpFQL.jpg)

## Available Options

This product comes in different **Size** options.

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**Shop now:** [https://www.desertcart.gr/products/95962643-alstar-astronomical-2-inch-m48-extension-tube-kit-for-cameras](https://www.desertcart.gr/products/95962643-alstar-astronomical-2-inch-m48-extension-tube-kit-for-cameras)

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*Product available on Desertcart Greece*
*Store origin: GR*
*Last updated: 2026-03-08*