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Ships within 48 hours · Estimated delivery Oct 22 - Oct 27
64GB internal eMMC storage — no SD card required
and scan to connect
blocking a small percentage of incoming light
enhancing details on Mars
5 speeds are optional: 0 means Off
SVBONY SV158 2″ Extension Tube – 75 mm & 90 mm Size:70mm 64GB internal eMMC storage —SVBONY SV158 2 Extension Tube is designed to increase the optical path length in telescope systems where additional back focus is required. Available in 75 mm and 90 mm lengths, it provides a robust and reliable solution for achieving accurate focus in visual observing and astrophotography setups. Key Features Extended focusing range Adds fixed optical length to help achieve focus when the focuser travel alone is insufficient. Precision machined
