- Durable and Functional: Made from high-quality plastic, this astronomical telescope focuser is designed for long-lasting use and reliable performance. - Versatile Options: Available in a variety of styles, this eyepiece focuser allows you to choose the best fit for your specific telescope needs, ensuring optimal compatibility. - Smooth Operation: Featuring steel gear drives, this focuser provides smooth and dependable adjustments, allowing for precise focusing to enhance your stargazing experience. - Multiple Sizes Available: Choose from sizes 60 mm, 67 mm, 80 mm, 90 mm, and 102 mm, compatible with various inner diameter refractor tubes and eyepiece interface specifications. Use Scenarios: - Ideal for amateur astronomers seeking to upgrade their telescope for clearer views of celestial bodies. - Perfect for educational settings where precise focusing is essential for classroom demonstrations and observations. - Suited for astrophotography enthusiasts who require accurate adjustments for capturing stunning images of the night sky.