Alstar Eyepiece 9 mm Telescope Planetary Eyepiece 58 Degree Wide Angle Lens | 1.25" Filter Thread, FMC Coating, Optics 5 Element, Wide-Field Viewing, Telescope Accessory for Lunar, Nebulas and Deep Sky
Product Description
Alstar Eyepiece 9 mm Telescope Planetary Eyepiece 58 Degree Wide Angle Lens | 1.25" Filter Thread, FMC Coating, Optics 5 Element, Wide-Field Viewing, Telescope Accessory for Lunar, Nebulas and Deep Sky
- Expansive 58° Wide-Field for Detailed Celestial Observation: Experience unparalleled views with a 9mm focal length and 58° wide field; ideal for capturing intricate planetary features like lunar craters; Jupiter's bands; and Saturn's rings; as well as larger deep-sky objects such as nebulae and star clusters; The generous field of view ensures immersive observation sessions for both astronomy and astrophotography enthusiasts
- Advanced 5-Element Multi-Coated Optical System: Engineered with 5 lens elements in 3 groups and fully multi-coated surfaces to maximize light transmission; enhance contrast; and virtually eliminate lateral chromatic aberration; This design delivers sharp; high-resolution images with true color reproduction; even under high magnification conditions; making it perfect for critical planetary and deep-sky viewing
- Universal 1.25-Inch Compatibility with Filter Thread: Designed to fit all telescopes with standard 1.25-inch focusers; featuring a threaded barrel for seamless attachment of 1.25-inch astronomy filters or accessories; This versatility allows for flexible setups in planetary observation; lunar studies; and deep-sky exploration; ensuring sharp and clear images across various applications
- Ergonomic Rotatable Design with Adjustable Eyecup: Equipped with a rotatable barrel and convertible rubber eyecup for customizable viewing angles and enhanced comfort during extended sessions; The blackened lens edges reduce stray light interference; while the ergonomic build accommodates eyeglass wearers; minimizing fatigue and improving observation flexibility
- Durable Aluminum Construction for Long-Lasting Performance: Precision-crafted from high-quality aluminum with advanced optical alignment; ensuring durability; stability; and consistent optical performance; The metal build provides lightweight robustness; making it an ideal choice for both beginner and experienced astronomers seeking reliable equipment for regular stargazing and astrophotography
Technical Specifications
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