Meade Instruments Series 4000 8mm-24mm Zoom Eyepiece (1.25-Inch)

Meade® Series 4000 8mm-24mm Zoom Eyepiece (1.25") - This is an excellent addition to telescopes of all types, brands, and price levels from entry level to research grade. A terrific value, especially useful for terrestrial observation to zoon in on potentially moving wildlife. Offers the ability to change magnifications "on the fly" yet demanding no compromise in performance. The eyepiece?s internal optics move on smooth, precisely machined surfaces which maintain optical collimation at all continuously variable zoom settings. The 6-element 4 group design has 15-18mm of eye relief, and provides an apparent field of view of 40° at 24mm, increasing to an apparent field of view of 60° at the highest power 8mm setting. All lenses are multi-coated for maximum light transmission and image contrast, while minimizing internal reflections. Features a precision made 1.25" barrel, and fold down eyeguard for comfortable viewing and blocking stray light. The Series 4000? 8mm-24mm Zoom Eyepiece (1.25") offers a complete focal length range from 8mm to 24mm (in a single eyepiece) without sacrificing resolution compared to fixed focal length oculars. Product carries full one year factory limited warranty.

Meade Instruments Series 4000 8mm-24mm Zoom Eyepiece (1.25-Inch) *Gives the widest viewing field along with extra sharpness and long eye relief *Low astigmatism, spherical aberration and off-axis color *Includes a soft rubber eye guard and a custom fitted bayonet mount *Folds down for the convenience of eyeglass wearers and protects glasses from getting scratched *Anti-reflection Multi-Coated Optics *6-Element/4-Group Lens Design *Slip-Resistant Textured Surface