2in Telescope Focuser for DIY Refractor

Take your refracting telescope to the next level with this full-metal 2-inch focuser. Designed for DIY builds and larger refractors, it features a smooth rack-and-pinion system and threaded interior to reduce internal reflections for clearer, sharper views.

Ideal for amateur astronomers or DIY telescope projects, it ensures accurate focusing for planets, stars, and deep-sky objects.

Key Features

• Full Metal Build – Robust and durable for long-term use

• Rack & Pinion Design – Precise control over focal adjustments

• Threaded Interior – Minimises reflections and enhances image clarity

• Focusing Range: 65mm – Wide adjustment range for precise viewing

• Compatible with >80mm Refractors – Fits medium-to-large DIY refracting telescopes

• Includes 2in to 1.25in Adapter – Compatible with standard eyepieces

Specifications

• Type: Rack & Pinion Refractor Focuser

• Fitting Diameter: 2 inch (50.8mm)

• External Thread: M78x1mm

• Focusing Tube Length: 122mm

• Material: Metal

• Net Weight: 610g

• Suitable Caliber: Over 80mm

Package Contents

• 1 x 2in DIY Refractor Focuser

• 1 x 2in to 1.25in Adapter

What Makes This a Smart Buy:
This focuser combines precision, durability, and versatility, allowing DIY telescope builders to achieve sharp, high-contrast images. It’s an essential upgrade for any serious amateur astronomer.