T2 interior thread and T2 exterior thread for solving spacing problems in astrophotography and eliminates a range of focusing problems SVBONY Aluminum SCT Adapter Telescope Extension Tu... – Grandado Svbony Telescope EYSDON T2 Focal Length Extension Tube Kit 5mm 10mm... – Grandado Astrophotography Spacing Adapters SVBONY Extension Tube Kit SVBONY extension tube kit provides extra focuser back travel which is often needed for short-range terrestrial viewing or astrophotographic applications. 5mm 10mm 15mm 20mm 4 Pieces Length The required spacing can be achieved by combining several extenders of differing lengths. You can use 1 piece, 2 pieces, 3 pieces or 4 pieces of the extension rings as you like to... Use this extension tube for getting the correct image scale or the exact spacing required for reducers or field flatteners SVBONY Astronomy Telescope M42x0.75 Extension Tube Kit 5mm 10mm 15mm 20mm for Astrophotography ; Installment. Up to 3 months, as low as Rs. 1,339 per month Product description SVBONY extension tube kit provides extra focuser viewing through telescope or for astrophotographic applications Machined and anodized aluminum tube;the inside of the adapter is fully threaded to minimize reflections Fully metal construction and anodizing aluminum process, durable for long time use Use this extension tube for getting the correct image scale or the exact spacing required for reducers or field flatteners The extension tube has a T2 interior thread and a T2 exterior thread for solving spacing problems in astrophotography and eliminates a range of focusing problems Type: Astronomical T2 thread Extension Tube Male thread: M42x0., 75mm Female thread: M42x0., 75mm Link or extend tube length of the M42x0., 75 Products Length: 5mm 10mm 15mm 20mm Package includes 1xT2 thread extension tube kit Safety Warning Don't look directly into the sun;or it will burn your eyes
