- 1.25" Diameter (31.7mm) eyepiece designed specifically for astronomical telescopes, ensuring compatibility across a range of models. - Available in three focal lengths: 4mm, 10mm, and 23mm. This versatile selection allows you to observe celestial objects at various distances and sizes with ease. - Features a soft eyecup that enhances comfort during extended viewing sessions, allowing you to view the night sky without discomfort. - Equipped with an upgraded aspheric lens that minimizes chromatic aberration for superior image clarity and sharpness, making your stargazing experience more enjoyable. - Crafted from high-grade optical glass to deliver exceptional vision quality and improved contrast, ensuring vibrant and detailed views of planetary events and deep-sky objects. Use Scenarios: - Perfect for amateur astronomers exploring the moon's craters and details with the 4mm focal length during high magnification. - Ideal for observing planets like Jupiter and Saturn with the 10mm eyepiece, providing a balanced view of surface features and ring systems. - Use the 23mm eyepiece for expansive views of star clusters and nebulae, making wide-field observations captivating and immersive. This eyepiece is an essential accessory for anyone looking to enhance their astronomical observation experience, combining comfort, clarity, and versatility in a single product.