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38mm寬溫加固標準軍用防水軌跡球，
適合操作臺，車載，艦船、機載等多領域使用。

--- 38.1mm (1.5") (nominal),
--- 5 Year Warranty,
--- IP65/NEMA4 Sealing as Standard,
--- Quadrature or Full Protocol interface,
--- Interface Options : USB/PS2/RS232/DEC/SUN,
--- Can be supplied with interface cables and buttons
----for mounting into customers equipment