M117 to M117 Extension Tube 25mm | Dark Clear Skies Mounting Plate Switch seamlessly between solar and

Switch seamlessly between solar and night-sky observation

Come with AC power cable

Weight 160g

there are only three keys

overall smooth lines

M117 to M117 Extension Tube 25mm | Dark Clear Skies Mounting Plate Switch seamlessly between solar andM117 to M117 Extension Tube 25mm The Dark Clear Skies M117 to M117 25mm Extension Tube is a precision machined spacer designed for fine back focus adjustment in large format astrophotography imaging systems. Featuring M1171 male threads on both ends, this extension tube is ideal for making smaller spacing corrections when pairing large reducers, flatteners, filter systems, and cameras. The 25mm optical length allows accurate tuning of optical spacing