1. Easily collimate the telescope: Make it easier to collimate your telescope and mirror, it is no longer boring and saves time.^2. Metal body: make it more durable and long-term use.^3. EXCELLENT OPTICAL QUALITY bright images thanks to the excellent achromatic optics ^4. STRONG, LIGHTWEIGHT AND RESISTANT STRUCTURE Made of a high quality black aluminum alloy that guarantees a long service life^5. Perfect for both astronomical and earth observation SUPER POWERFUL to watch every detail, but lightweight and portable even for a child When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specifications We want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don''t hesitate to contact us. We are here to help and will do our best to assist you. Thank you for choosing our product. We hope you enjoy it!