Explore Scientific 82 degrees Long Eye Relief 4.5mm Eyepiece - 1.25" ZWO It allows you to wirelessly

It allows you to wirelessly control your gear via your smartphone or tablet

and durable multilayer deposition coatings

Built-in Wi-Fi enabling unparallel connectivity and recordable permanent periodic error correction (PPEC) to repeat optimal PEC training sessions

so it does not flex or exhibit any change in the optical path

Barrel Size/Type: 1

Explore Scientific 82 degrees Long Eye Relief 4.5mm Eyepiece - 1.25" ZWO It allows you to wirelesslyWith its particularly long eye relief of 15. 9mm, the 4. 5mm LER ocular from Explore Scientifics 82 Series of Argon Purged Waterproof Eyepieces puts the focus on a comfortable viewing experience for all observers. A long eye relief is especially important for eyeglass wearers because it allows them to enjoy the full field of view. The 4. 5mm focal length is perfect for observing objects that would benefit from high magnifications such as the Moon, the