Male thread - M48X0.75; Female thread - M48X0.75; eliminates a range of focusing problems
The extension tube has a M48X0.75 interior thread and a M48X0.75 exterior thread for elegantly solving spacing problems in astrophotography
Use this extension tube for getting the correct image scale or the exact spacing required for reducers or field flatteners
M48X0.75 Male thread on both sides; increase 2mm of depth once it has been attached
Converts an M48X0.75 female thread to a M48X0.75 male thread
وصف
Sometimes you cannot get to the right focal plane for focusing with a camera or eyepiece. This extension tube kit solves this problem. You can use this extender with any camera or eyepiece or with various adapters. The M48*0.75 threads on both ends make it extremely versatile. Use this extender for obtaining the correct image scale or for the exact spacing required for a reducer or field flattener. You can reach the extension length required by combining several extenders of different lengths.