聚焦放大镜，聚焦装置...

focuser的音标：focuser的英式发音音标为：['fəʊkəsər]focuser的美式发音音标为：['foʊkəsər]...

If this checks out fine, then tilt the focuser by putting shims under its mounting plate.如果这一步调好, 然后倾斜调焦座,把shims放到接口板上....