Astronomical Telescope Eyepiece 1.25 Inch 33MM Focal Length FMC Coating HD Astronomical Telescope

Feature: 1. Strong Versatility: 1.25 inch standard interface, strong versatility, suitable for all 1.25 inch astronomical telescopes and accessories. 2. 33MM Focal Length: Using 2 groups of 4 optical structures, 33MM focal length, 52 degrees large field of view, comfortable viewing, easy to find the target. 3. FMC Coating Process: Using high quality optical glass, FMC coating process, small chromatic aberration, high light transmittance, low dispersion, clear image. 4. Lens Barrel: The lens barrel is made of aluminum alloy, which is sturdy and durable, with internal matting treatment to reduce reflection. 5. Foldable Eyecups: Folding eye mask design, not easy to get tired after long time viewing, you can watch a wider range of nebulae, star clusters, landscapes, moon surfaces, etc. Specification: Item Type: Astronomical Telescope Eyepiece Material: Aluminum Alloy, Optical Glass Interface Specification: 1.25in Focal Length: 33MM Field of View: 52 Degrees Exit Pupil Distance: 16mm Lens Coating: FMC Optical Structure: 4 Elements in 2 Groups Thread Specification: M28.5x0.6mm. Package List: 1 x Astronomical Telescope Eyepiece