52° Series 25mm Waterproof Eyepiece 31mm-eye-relief It is especially useful for

It is especially useful for fitting 2-inch color and nebula filters between your camera and telescope

as well as the edges of the lenses themselves to minimize the scattering of light within the lenses themselves

they provide a comfortable viewing experience for every user

Meets the Transmission Requirements of EN 1836:2005 + A1:2007 (E) for an E15 Filter for the Direct Observation of the Sun

Fast Set-Up

52° Series 25mm Waterproof Eyepiece 31mm-eye-relief It is especially useful forLong considered the standard eyepiece that is often supplied with telescopes that are sold by various suppliers, the 25mm focal length category is perhaps the most used eyepiece in the world. Like the 20mm, these eyepieces are great for binoviewer devices, and the 25mm is probably the longest focal length of the mid power range eyepieces before you get into longer focal lengths. Explore Scientific Waterproof Eyepieces Comfort, Quality, Value. The