FMC 68-Degree Ultra Wide long eye Relief Eyepiece Standard 1.25 Inch Astronomy Telescope 4 Piece Eyepiece Kit Super Wide 68 Degree apparent field offers expansive views of the moon, star clusters, and the Milky Way Multi-element design delivers sharp images with good color correction and contrast. Folding Down Rubber Eyecup. Folding down rubber eyecup provides comfortable viewing for people with or without glasses; bayonet mount can also block stray light to increase the brightness of imagine. Comes with two sturdy dust cover protect the eyepiece from dust and moisture; convenient to carry and storage. Machined aluminum and stainless steel solid construction, durable and premium feel. Constructed to the highest quality standards, these eyepiece is packed with high-quality optics(FMC), including internally blackened barrel that minimize distortion and control optical reflection to create crisp and colorful images. Meanwhile, SVBONY 68 degree ultra wide telescope eyepiece provide you a extremely large field of vision. Plastic and rubber cap. Comes with sturdy plastic and rubber cap protect the eyepiece from dust and moisture which together with fully metal is durable. Soft rubber eye guard. Fold down soft rubber eye guard is more comfortable for eyeglass wearers. FMC 68-Degree Ultra Wide long eye Relief Eyepiece. Standard 1.25 Inch Astronomy Telescope 4 Piece Eyepiece Kit. Super Wide 68 Degree apparent field offers expansive views of the moon, star clusters, and the Milky Way. Multi-element design delivers sharp images with good color correction and contrast. 1.25 68-Degree Ultra Wide 9mm Eyepiece. 1.25 (31.7mm). Apparent Field of View. 5-elements in 3 groups. 6-elements in 4 groups. 4-elements in 3 groups. Standard 1.25 Filter Thread.