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one (1) on mount for mobile device charging only Ethernet: One (1) on optical tube Auxiliary Ports: Two (2) on optical tube
Built-in Wi-Fi enabling unparallel connectivity
This compact 17
a cleaning cloth
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Used Celestron Oxygen III Narrowband Filter - 2" AVX one (1) on mount forThis is a 2" Celestron O III filter in excellent, clean condition. Comes in its original jewel box. The 2" OIII narrowband filter isolates the two doubly ionized oxygen lines (496 and 501 nm lines) Filter has ultra hard, vacuum deposited coating Eliminates un natural colored halos surrounding bright stars The 2" OIII narrowband filter isolates just the two doubly ionized oxygen lines (496 and 501 nm lines) emitted by planetary and emission nebulae,
US$ 117.50
US$ 7246.50
