Helical Double Focuser SV161 1.25" for Telescope and Guide Scope

The helical focuser SVBONY allows for precise adjustment of eyepieces or cameras. It is ideal in combination with a guide scope and a guide camera, such as the mini guide scope SV165 series.

During focus adjustment, attached accessories maintain their orientation and do not rotate. The exact focus position can be fixed with a locking screw.

Technical specifications

• Inner diameter: 1.25 inches
• Tube travel: 10 mm
• Adjustment precision: 0.05 mm
• Upper male thread: M42x0.75
• Lower female thread: M42x0.75
• Minimum height: 43 mm
• Maximum height: 53 mm
• Net weight: 120 g (approx)