The SV230 super zoom aspheric eyepiece is featured with clickstop click and Parfocal design, 57°-72° panoramic wide angle provides you with the ultimate observation comfort. It also supports astigmatic corrector connection. Long eye relief of 17-19mm for comfortable viewing position, even for eyeglass wearers. It can be used during the day and in the night, sky support excellent resolution and contrast values as well as a sharp image at a large apparent field of view. Observing planets with SV230 eyepiece is highly convenient, as it allows for clear and undistorted images without any edge distortion.
Note: For the SV215 zoom eyepiece, the front focal point of the eyepiece is located inside the eyepiece body. It requires a main mirror with sufficient focusing range to ensure smooth and focused imaging. The SV215 is not suitable for use with all brands of 1.25-inch interface birding scopes.
Zoom Eyepiece eliminates the need to change eyepieces so you can spend more time viewing the night sky instead of fumbling in the dark when you want higher or lower magnifications.
Svbony super-wide-angle 1.25'' zoom eyepiece 10-30mm, allows you to change magnification power without swapping out eyepieces.
Svbony SV191 super-wide-angle 1.25'' zoom eyepiece 7.2-21.6mm, allow you to change magnification power without swapping out eyepieces.