Used Tele Vue 16mm Nagler Type 2 Finder Scope 75 male thread)

75 male thread)

air-spaced telenegative lens unmatched in image resolution

or other optical accessories - bone dry in high humidity or dew-prone weather

the Delta T would decrease

every mirror is optically inspected under conditions far more critical than a diagonal mirror is ever used in typical telescopes

Used Tele Vue 16mm Nagler Type 2 Finder Scope 75 male thread)Description This is a Type 2 16mm Nagler in excellent condition, with clean optics and body. It is not the current Type 5, the copy for which appears below. It comes with both dust caps, and its original box. A most useful eyepiece, in a focal length that commands a lot of competition, some of it from TeleVue itself. The 15 mm and 19 mm Panoptics offer nearly as much FOV, for about 20% 30% less money. Still, the 16 mm is a whale of an eyepiece