All metal construction and anodizing aluminium process, durable for long time use. The extension tube has M48*0., 75 internal thread and M48*0., 75 external thread, making it extremely widely used to elegantly solve the spacing problems in... Celestron Nexstar Camera Adapter Alstar M48 Extension Tube Kit (5mm/10mm /20mm/30mm) - Telescope Camera Spacer For Astrophotography Kaavie Extension Tube Canon Use this extension tube for getting the correct image scale or the exact spacing required for reducers or field flatteners Use this extender for obtaining the correct image scale or for the exact spacing required for a reducer or field flattener. All metal construction and anodizing aluminium process; durable for long time use High-quality aluminum material makes the product lighter and easier to carry. Telescope Focus Extender Celestron Nexstar Camera Adapter Alstar M48 Extension Tube Kit (5mm/10mm /20mm/30mm) - Astrophotography Spacer For Cameras & Eyepieces Field Flattener 2 Electronics Kit You can reach the extension length required by combining several extenders of different lengths. Aazon.co : Astroania Astronoical T2-Extension Tube Kit for Caeras... General Introduction of 2/M48-Extension Tube Kit Sometimes you cannot get to the right focal plane for focusing with a camera or eyepiece. 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.
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