Alstar Eyepiece 8mm 1.25 Inch Plossl Eyepiece Telescope Lense 50° Wide FOV | FMC Coating Lens, Optics 4 Element, for Planets, Nebula, Wide Field of View, Sharp High-Contrast Views, Astronomy Beginner

Descripción

Product description Product Description 1.25" Plossl Eyepiece 8mm Add to Cart 1.25" 58 Degree 2.5mm Add to Cart 1.25" 66 Degree 6mm Add to Cart 1.25" Flat Field 19mm Add to Cart 1.25" 7-21mm Zoom Add to Cart Suitable Connection Diameter 1.25-Inch 1.25-Inch 1.25-Inch 1.25-Inch 1.25-Inch Field of View 50 Degree 58 Degree 66 Degree 58 - 65 Degree 30 - 43 Degree Material Metal Oxide Aluminum Metal Oxide Aluminum Metal Oxide Aluminum Metal Oxide Aluminum Metal Oxide Aluminum Focal Length Description 8 Millimeters 2.5 Millimeters 6 Millimeters 19 Millimeters 7-21 Millimeters Coating of Optical System Fully Multi Coating Fully Multi Coating Fully Multi Coating Fully Multi Coating Fully Multi Coating Eyepieces Proven for Years in the Classic Four-Lens Plössl Design With an approximate 50-degree AFOV, perfect for broad field lunar observations; medium sized star clusters; provide a wide range of cloudy nebulas and deep sky targets. The short focal lengths (high magnifications) are ideal for observing the Moon and planets; The long focal lengths (low magnifications) allow beautiful overview observations of star clusters and nebulae with a comfortable eye distance. Fully-Multicoated Achromatic Design Black Anodized Aluminium Excellent aluminium construction, giving the holder a refined and smooth appearance and more resistant. Foldable Rubber Eyecup Prevent stray light entering from the side, which hence benefit from more comfortable viewing and significant enhancement of contrast. Blackened Lens Edges The blackening treatment of edge of lens can effectively prevent the reflection and achieve the maximum contrast. Standard Filter Thread The 1.25" lens barrel is equipped with 1.25 inch standard female thread, which can accommodate standard 1.25-inch filter. Multiple Protection Design Dust-Proof Cap & Cover: Two removable dust covers are included in the package to protect the eyepieces from dust and moisture during astronomical observation such as planet moon and nebula.

Características

• 1.25 inch Telescope Eyepiece: Threaded for standard 1.25 inch astronomy filters telescopes and telescope accessories highly compatible
• Fully-Multicoated Achromatic Design: Featuring a 4-element Plossl optical design with an approximate 50-degree AFOV, perfect for broad field lunar observations; medium sized star clusters; provide a wide range of cloudy nebulas and deep sky targets
• Wide Field of View : 1.25 Inch 8mm Plossl eyepiece offers a wide field of view and long eye relief ideal for high-precision astronomical observations
• Comfortable Fold-Down Rubber Eyeguard: Equipped with a fold-down rubber eyeguard, it provides comfort during extended observation sessions
• Premium Material: Advanced materials and exquisite craftsmanship making products sturdy and long-lasting use

Especificaciones