The JMI Telescopes 3" to 2" Reducing Adapter converts a 3" inner barrel diameter optical path to accept 2" outer diameter diagonals, prisms, eyepieces, and other visual and imaging accessories. Unlike less expensive solutions, it is equipped with a brass clamping ring to evenly tighten upon the 2" accessory without leaving any marks. Made in the USA.
- Pushes in to 3" inner diameter barrels
- Accepts 2" eyepieces, diagonals, and accessories
- Made in the USA