SV131 Plossl Eyepiece, 1.25 Inches 40mm Telescope Lens, 4 Elements Design 48 Degrees Field of View Telescope Eyepiece with Filter Threaded for Telescope

The exit distance of 22mm is convenient for customers to observe for a long time. With the true FMC full broadband multilayer coating, it ensures that each glass surface has multiple layers of coating to for a better image quality. Standard Plossl eyepiece structure: 2 sets of 4-piece optical structures The edge of the lens is matt blackened to prevent stray light interference All-metal structure, fine texture, fine workmanship, and humanized environmental protection rubber anti-slip ring design will prevent accidental depression. Threaded specification of M28.5*0.6 standard, supports standard 1.25-inch filter adapter installation Specification: Model: SV131 Eyepiece Type: Plossl Focal length: 40mm Field of View: 48-Degrees Exit Pupil: 22mm Connection size：1.25-inch Field Stop Diameter: 25.6mm Lens group: 2 Group / 4PCS Lens coated: FMC Side of the lenscoate: Extinction Ink Material: Metal Thread size: M28.5*0.6 Non-slip Cover: Yes Eyecup type: Rubber Net Weight: 142.8g/5.04oz Dimension: Ø41x88.5mm Package Includes: 1x SV131 1.25" Plossl 40mm Eyepiece 2x Dust Cover