Tele Vue NP127is Accessory PackageThis package includes everything you need to start observing with the Tele Vue NP127is telescope: 5 Ring Mount set with top and bottom plates. Top plate and rings take accessories. Bottom plate drilled to mate to a variety of mounts or mounting adapter plates. 2 90 Everbrite Diagonal (99% reflection across visual spectrum) with 2 to 1 adapter. 18. 2 mm DeLite eyepiece, with 20mm eye relief, yields 1. 7 true field of view at 36x in this scope.