Tele Vue 85 Accessory PackageThis package includes everything you need to start observing with the Tele Vue 85 telescope: 3 clamshell style Ring Mount with mounting threads to attach to a heavy duty tripod or telescope mount. 2 90 Everbrite Diagonal (99% reflection across visual spectrum) with 2 to 1 adapter. 18. 2 mm DeLite eyepiece, with 20 mm eye relief, yields 1. 8 true field of view at 33x in this scope.